Table of Contents
Overview
Definition of Ophthalmology
Ophthalmology is defined as a clinical and surgical specialty within medicine that focuses on the diagnosis and treatment of eye disorders. This field encompasses a wide range of conditions affecting the eyes and visual system. An ophthalmologist, who is a physician specializing in this area, undergoes subspecialty training in both medical and surgical eye care following the completion of a medical degree. Historically, ophthalmology was also referred to as oculism, highlighting its long-standing significance in medical practice.[5.1]Importance of Eye Health
Eye health is essential for overall well-being and significantly influences quality of life (QOL). Vision impairment can reduce QOL by affecting vision functioning, emotional well-being, and social relationships.[13.1] The increasing prevalence of ocular conditions, such as myopia, underscores the importance of maintaining eye health. Myopia is projected to affect over 50% of the global population by 2050, particularly impacting adolescents and young adults.[14.1] This condition not only leads to visual impairment but also affects academic engagement and social interaction. Lifestyle factors, including diet and mental health, significantly influence ocular health. Mental health conditions like depression and anxiety are linked to ocular surface diseases, particularly dry eye disease (DED).[11.1] Additionally, dietary choices have long-term effects on eye health, as discussed in a Special Issue of Nutrients, which highlights the role of nutrition in maintaining ocular health and preventing eye diseases.[12.1] Regular eye examinations are crucial for the early detection of eye diseases, which often develop without noticeable symptoms initially. Conditions such as glaucoma, cataracts, and macular degeneration can be identified through comprehensive evaluations, allowing for timely treatment and prevention of permanent vision loss.[34.1] Proactive management of these conditions is crucial, as age-related eye diseases are leading causes of blindness and low vision in the United States.[35.1] Public health initiatives are vital in promoting eye health, especially in underserved communities. Programs that increase health literacy and awareness about eye health can reduce barriers to care and improve access to vision services.[30.1] For example, the CDC Vision Health Initiative has funded research to develop innovative screening strategies for high-risk populations, emphasizing the need for targeted interventions to address disparities in eye care access.[31.1] By coordinating efforts with public health departments, communities can effectively address the multiple determinants of health that influence vision impairment.[32.1]History
Ancient Practices and Contributions
The history of ophthalmology is significantly anchored in ancient practices, particularly those of Ancient Egypt, which holds the earliest known written records of medical treatments for eye diseases. The Ebers Papyrus, a 110-page scroll dating back to 1550 BC, details over 200 remedies for various eye disorders, showcasing the Egyptians' emphasis on eye care and their holistic approach to health.[43.1] This civilization is noted for having the most references regarding the work of ophthalmologists compared to other ancient cultures, with complete anatomical and treatment descriptions available.[57.1] Among the notable figures from this period is Pepi Ankh Or Iri, recognized as the first documented ophthalmologist in history, who lived between 2270 and 2210 BC.[57.1] The refined instruments and practices developed by the Egyptians laid the groundwork for future advancements in ophthalmic care.[43.1] Georg Bartisch, a prominent figure in the 16th century, is often credited as a foundational figure in modern ophthalmology. He authored extensive writings on eye diseases and established the first university department of ophthalmology in Vienna in 1812, marking a pivotal moment in the evolution of the specialty.[56.1] His contributions, alongside those of earlier practitioners, underscore the transition from rudimentary treatments to more systematic approaches in eye care. In Ancient Rome, the field of ophthalmology advanced significantly, particularly in the treatment of various eye diseases, which were highly valued in Roman society.[45.1] Healthy vision was essential for many aspects of life, leading to a notable emphasis on eye care.[45.1] Roman medical literature reflects this focus, with physicians such as Scribonius Largus documenting twenty-two different eye ointments, known as collyria, and Galen, who served as the physician to Emperor Marcus Aurelius, listing over two hundred.[44.1] Despite their limited knowledge of eye anatomy and physiology compared to modern standards, ancient practitioners demonstrated remarkable ingenuity and skill in their attempts to restore vision, particularly through rudimentary yet innovative surgical techniques for conditions like cataracts.[59.1] These early contributions, alongside the evolving understanding of cataract treatments, laid the groundwork for the future development of ophthalmology.[42.1] The contributions of ancient civilizations extended beyond Egypt and Rome; for instance, ancient Indian practices incorporated unique tools and techniques within the framework of Ayurveda, emphasizing a holistic approach to health that included eye care.[58.1] This integration of traditional knowledge and specialized instruments significantly influenced the development of surgical and therapeutic practices in ophthalmology.Evolution of Techniques and Technologies
The evolution of techniques and technologies in ophthalmology during the 19th century marked a significant transformation in the field, establishing it as a distinct medical specialty. One of the most notable advancements was the introduction of extracapsular cataract extraction, which allowed surgeons to remove the cloudy lens while preserving the posterior capsule, thereby improving surgical outcomes and patient recovery.[46.1] This period also witnessed the discovery of anesthesia, which, alongside a better understanding of human anatomy and the implementation of antiseptic procedures, revolutionized surgical practices across various medical fields, including ophthalmology.[47.1] Albrecht von Graefe emerged as a pivotal figure in this evolution, playing a crucial role in establishing ophthalmology as an independent specialty. Prior to his contributions, eye care was often managed by general surgeons, lacking a distinct identity. Von Graefe's dedication to the field was instrumental in shaping its practices and perceptions, leading to a greater recognition of ophthalmology as a legitimate medical discipline.[50.1] His establishment of one of Europe's leading eye clinics in 1850 further solidified his influence and the professionalization of eye care.[51.1] In addition to surgical advancements, the invention of the ophthalmoscope by Hermann von Helmholtz in 1851 represented a groundbreaking development in diagnostic technology. This instrument enabled direct observation of the internal structures of the eye, facilitating improved diagnosis and treatment of various eye conditions. The ophthalmoscope not only enhanced clinical practices but also contributed to the empirical foundation of medicine, marking a transition from theoretical approaches to observable evidence.[54.1] The correlation of cellular pathology with clinical assessments, as advanced by figures like Rudolph Virchow, further enriched the understanding of ocular diseases.[55.1]Specializations In Ophthalmology
Medical Ophthalmology
Medical ophthalmology encompasses various subspecialties, including neuro-ophthalmology, which focuses on diagnosing and managing visual problems stemming from neurological conditions. This field requires a comprehensive understanding of neuroanatomy and neurophysiology, enabling practitioners to recognize physical signs and accurately diagnose conditions such as meningiomas, multiple sclerosis, and optic neuropathy.[81.1] The significance of neuro-ophthalmology is underscored by the fact that over 3 billion people globally are affected by neurological disorders, highlighting the critical need for early diagnosis and treatment of vision-related issues associated with these conditions.[82.1] Advancements in imaging techniques, such as computed tomography (CT) and magnetic resonance imaging (MRI), have revolutionized neuro-ophthalmology. MRI, in particular, has become the preferred imaging modality due to its ability to assess intrinsic lesions of the optic nerves and tracts, which are often obscured by dense bone in the orbit.[91.1] The systematic approach to neuro-ophthalmology examinations, including pupillary testing, is essential for making differential diagnoses and determining appropriate management strategies for patients presenting with neurological signs.[90.1] In the context of glaucoma, a prevalent condition characterized by optic neuropathies, the treatment landscape is influenced by various demographic factors, including race, gender, and socioeconomic status. These factors can affect treatment adherence and awareness, indicating the need for tailored approaches to individual patient needs.[84.1] Glaucoma remains a significant public health concern, projected to affect 111.8 million individuals worldwide by 2040, making effective management crucial to prevent irreversible sight loss.[85.1]Surgical Ophthalmology
Surgical ophthalmology is a critical component of the field of ophthalmology, focusing on the surgical treatment of various eye conditions. Ophthalmologists, who are medical doctors or doctors of osteopathy, are uniquely qualified to perform eye surgeries, as they undergo extensive training in both medical and surgical aspects of eye care.[72.1] This specialty encompasses a variety of subspecialties, each addressing specific conditions and patient needs. One notable subspecialty within surgical ophthalmology is strabismus and pediatric ophthalmology, which concentrates on eye diseases in children, including the surgical correction of crossed eyes.[71.1] Additionally, glaucoma specialists play a vital role in managing conditions related to elevated intraocular pressure, utilizing a combination of medication, laser treatments, and surgical interventions to protect the optic nerve from damage.[73.1] Other subspecialties in surgical ophthalmology include neuro-ophthalmology, which deals with visual problems related to the nervous system, and retina/uveitis, focusing on diseases affecting the retina and uveal tract.[74.1] The anterior segment/cornea subspecialty addresses conditions affecting the front part of the eye, while oculoplastics/orbit specialists manage surgical procedures involving the eyelids and surrounding structures. Ocular oncology is another important area, dealing with tumors of the eye.[74.1] To become an ophthalmologist, a student must first complete a four-year pre-medical Bachelor of Science degree in the areas of science and health, followed by the standard medical education required to earn a Doctor of Medicine degree. After obtaining their medical degree, aspiring ophthalmologists must pursue a residency in ophthalmology, which typically lasts four years, to specialize in this field.[76.1] Ophthalmology is a specialty that encompasses both the medical and surgical care of the eyes, making ophthalmologists the only physicians trained to manage the full spectrum of eye and vision care. They are qualified to prescribe glasses and contact lenses, dispense medications, diagnose and treat various eye conditions and diseases, and perform surgical procedures.[75.1]In this section:
Common Eye Conditions
Refractive Errors
Refractive errors are among the most common eye conditions affecting individuals across various age groups. These errors occur when the shape of the eye prevents light from focusing directly on the retina, leading to blurred vision. The primary types of refractive errors include myopia (nearsightedness), hyperopia (farsightedness), astigmatism, and presbyopia. Myopia is characterized by difficulty seeing distant objects clearly, while hyperopia affects the ability to see close objects. Astigmatism results from an irregular curvature of the cornea or lens, causing distorted or blurred vision at all distances. Presbyopia, a condition that typically develops with age, leads to difficulty focusing on close objects due to the loss of elasticity in the lens of the eye. Refractive errors are a significant concern in eye health, affecting millions of individuals globally. It is essential to understand the various common eye diseases, including cataracts, glaucoma, age-related macular degeneration (AMD), diabetic retinopathy, dry eye syndrome, conjunctivitis, blepharitis, retinal detachment, and corneal ulcers, along with their causes, symptoms, and treatment options.[99.1] As visual acuity and overall eye health can decline over time, awareness of these conditions is crucial, particularly as the likelihood of developing age-related eye diseases increases with age.[100.1] Education about these common eye conditions is vital for promoting better understanding and management of eye health among patients.[100.1] Refractive errors and other common eye conditions can significantly impact vision and overall eye health. There are many types of eye diseases, all of which can cause symptoms that affect vision. Healthcare providers can treat some types of common eye disorders and manage symptoms to improve visual acuity.[101.1] The leading causes of blindness and low vision in the United States are primarily age-related eye diseases, such as glaucoma, which can damage the eye's optic nerve and result in vision loss and blindness. Early treatment is crucial, as it can often protect against serious vision loss.[102.1] Individuals with risk factors, including diabetes, a family history of eye disease, or advanced age, should be proactive about their eye health to prevent further complications.[101.1] Recent advancements in optometry have introduced cutting-edge technologies that are revolutionizing the field, including advanced retinal imaging and AI-driven diagnostics. These innovations have made vision correction more accurate and accessible, enabling eye care professionals to effectively examine and analyze complex retinal images. Such capabilities are crucial for the early detection of severe conditions like glaucoma, cataracts, and keratoconus, which can prevent blindness when identified promptly.[103.1] Early detection is vital as it allows for timely intervention, often before symptoms appear, significantly enhancing treatment outcomes and reducing the risk of permanent vision loss and complications related to eye diseases.[104.1] Furthermore, the latest technologies in optometry not only improve the accuracy of eye examinations but also increase accessibility to eye care for sensitive populations, ensuring that more individuals receive the necessary attention for their eye health.[103.1]Glaucoma and Cataracts
Glaucoma is a group of diseases that can damage the eye's optic nerve, potentially leading to vision loss and blindness. It is one of the leading causes of blindness in the United States, particularly among older adults. Early treatment is crucial, as it can often protect against serious vision loss.[102.1] The management of glaucoma typically involves medications, laser treatments, or surgical interventions aimed at lowering intraocular pressure to prevent further optic nerve damage. Cataracts, another prevalent eye condition, are characterized by the clouding of the lens in the eye, which can significantly impair vision. They are particularly common in individuals aged 60 and older, although they can occur earlier in those with certain risk factors.[100.1] Advances in cataract surgery, including the use of femtosecond lasers and advanced imaging systems, have markedly improved surgical accuracy and patient outcomes. These innovations allow for precise incisions and better visual outcomes, leading to faster recovery times for patients.[108.1] Both glaucoma and cataracts are among the many types of eye diseases that can lead to symptoms affecting vision. Healthcare providers can treat some common eye disorders and manage symptoms to improve visual acuity. Individuals with risk factors such as diabetes, a family history of eye disease, or advanced age should be proactive about their eye health to prevent further complications.[101.1]Preventive Eye Care
Importance of Regular Eye Examinations
Regular eye examinations are essential for maintaining overall health, as they play a significant role in the early detection of various eye diseases and systemic health issues. These exams allow eye care professionals to identify potential problems at an early stage, which is crucial for effective intervention and treatment.[151.1] For instance, conditions such as diabetes and hypertension can often be detected through changes in the blood vessels of the eyes during routine exams.[153.1] Regular screenings can also reveal early signs of eye diseases like glaucoma, known as the "silent thief of sight" due to its painless progression.[154.1] Detecting increased intraocular pressure during these exams allows for timely interventions to prevent significant vision loss.[141.1] Additionally, eye exams can uncover serious health conditions, such as brain tumors, by identifying changes in optic nerve pressure.[152.1] Beyond eye health, these examinations provide critical insights into a patient's overall health status. For example, diabetic retinopathy, a complication of diabetes, can be identified through retinal bleeding or fluid leaks during an eye exam.[153.1] Thus, regular eye examinations are a vital component of preventive health care, enabling the development of tailored treatment plans that address specific patient needs.[143.1]Early Detection and Intervention
Regular eye exams are essential for the early detection and intervention of various eye diseases, particularly for American adults aged 40 years and older, who are at the greatest risk for such conditions.[140.1] Preventive eye care, which includes routine examinations, enables the identification of common eye diseases such as diabetic retinopathy, glaucoma, cataracts, and age-related macular degeneration before they progress to severe stages that could lead to permanent vision loss.[137.1] By utilizing advanced technologies during these exams, eye care professionals can detect vision problems early and recommend appropriate treatments, thereby helping individuals maintain healthy eyes and prevent serious conditions.[137.1] Early detection is crucial, as timely intervention can significantly reduce the risk of vision impairment.[137.1] For children aged 1 to 5 years, vision screening is essential to detect issues like amblyopia and strabismus, which can be prevalent in specific ethnic groups.[139.1] In adults over the age of 40, the risk for eye diseases increases, making regular screenings vital. This demographic is particularly susceptible to cataracts, diabetic retinopathy, glaucoma, and age-related macular degeneration, necessitating comprehensive eye exams that can include tests such as tonometry to measure intraocular pressure and visual field tests to identify blind spots.[140.1] The importance of early detection cannot be overstated; it enables timely intervention that can prevent serious conditions from developing further. By maintaining regular appointments with an eye care professional, individuals can ensure that any potential vision problems are addressed promptly, thereby preserving their eye health and overall quality of life.[137.1]Recent Advancements
Innovations in Treatment Technologies
Recent advancements in ophthalmology have led to significant innovations in treatment technologies, particularly in the areas of gene therapy, cell replacement therapies, and imaging techniques. Researchers from the Schepens Eye Research Institute of Mass Eye and Ear have developed a promising approach to glaucoma cell replacement therapy, which represents a breakthrough in the treatment of this condition.[173.1] Additionally, a team at the University of Wisconsin-Madison has successfully employed a novel experimental technique to repair faulty eye cells associated with Leber congenital amaurosis, showcasing the potential of innovative therapies in addressing genetic eye disorders.[173.1] The field of gene therapy has seen remarkable advancements, particularly in the treatment of inherited retinal diseases, due to the eye's unique characteristics. The eye is considered an ideal candidate for gene therapy because it is small and compartmentalized, requires relatively small numbers of vectors or gene copies, and possesses special immune response features that favor viral-mediated gene therapy.[184.1] Ocular gene therapy has progressed significantly, targeting conditions such as retinitis pigmentosa, Leber congenital amaurosis, age-related macular degeneration, and Stargardt disease, highlighting the eye's suitability for such interventions.[179.1] Recent advancements in gene editing technologies, including base editing and prime editing, offer promising avenues for the precise correction of genetic mutations associated with eye disorders.[180.1] Clinical trials and success stories in gene therapy for eye disorders demonstrate the potential for long-term vision improvement and disease stabilization, paving the way for future applications in other genetic conditions.[180.1] Overall, gene therapy for ocular diseases has already received approval from the United States Food and Drug Administration, indicating its transformative potential in the field of ophthalmology.[184.1] Moreover, advancements in imaging technology, such as high-resolution retinal cameras and optical coherence tomography, have revolutionized the diagnosis and management of eye diseases.[175.1] These tools enhance the ability to detect and monitor conditions like diabetic retinopathy and uveitis, thereby improving patient outcomes.[176.1] The integration of artificial intelligence in ophthalmology is also noteworthy, as it has the potential to autonomously detect eye diseases, which could significantly enhance screening processes and facilitate early intervention.[176.1]Role of AI in Diagnosis and Management
Artificial intelligence (AI) has emerged as a transformative force in the field of ophthalmology, significantly enhancing diagnostic accuracy and patient management. The integration of AI technologies, including machine learning (ML) and deep learning (DL), has facilitated improved image analysis and interpretation, allowing for the detection of subtle discrepancies and anomalies that may be overlooked by human practitioners. This capability not only reduces human error but also mitigates the effects of fatigue and oversight, thereby maintaining high levels of diagnostic accuracy.[189.1] AI's role extends beyond mere image analysis; it also enhances operational efficiency within healthcare settings. By accelerating the diagnostic process and improving cost-effectiveness, AI contributes to reduced healthcare costs while simultaneously enhancing the quality of care provided to patients.[189.1] Furthermore, AI supports predictive and personalized healthcare by leveraging historical data for early diagnosis and tailoring treatment approaches based on individual patient data.[189.1] This personalized approach is particularly beneficial in managing chronic eye diseases, where timely intervention can significantly alter disease progression. In addition to these capabilities, AI plays a crucial role in clinical decision support. It assists ophthalmologists during complex procedures by providing precise imaging support and integrating with electronic health records to offer enriched health insights.[189.1] This integration exemplifies AI's potential to transform diagnostic imaging and improve patient outcomes. The integration of artificial intelligence (AI) in ophthalmology is significantly enhanced by the use of telemedicine, which has been shown to increase patient access to care and improve health outcomes. Telehealth initiatives have demonstrated benefits such as improved cost-effectiveness and enhanced patient engagement, particularly in rural areas where access to specialized care is often limited.[199.1] These telemedicine applications can be utilized both asynchronously (store-and-forward) and synchronously (real-time) for the screening, diagnosis, monitoring, and treatment of various eye diseases, including diabetic retinopathy, age-related macular degeneration, and glaucoma.[200.1] Notably, real-time video imaging has proven effective in remotely examining glaucomatous eyes post-surgery, with studies indicating that all cases of bleb leaks identified by slit lamp examination were also successfully detected by ophthalmologists via telemedicine.[200.1] An exemplary model of this integration is Brazil’s TeleOfthalmo, a primary care network that employs videoconferencing and remotely-operated robotic cameras to facilitate real-time examinations of patients' eyes, supplemented by slit lamp images captured by technicians.[200.1] The integration of artificial intelligence (AI) in ophthalmology presents significant ethical considerations, particularly regarding patient data privacy and the potential for algorithmic bias in disease detection. The structure of the public–private interface in healthcare AI implementation suggests that corporations, owner-operated clinics, and publicly funded institutions will increasingly play a role in obtaining, utilizing, and protecting patient health information. This evolution raises concerns about how access, control, and use of personal medical data—one of the most private and legally protected forms of information—might change over time, especially with the advent of self-improving AI systems.[203.1] Key barriers to the widespread adoption of clinically validated AI applications include non-standardized medical records, limited availability of curated datasets, and stringent legal and ethical requirements to preserve patient privacy.[202.1] To address these challenges, there is a pressing need for innovative data-sharing methods that maintain patient privacy while developing AI-based healthcare applications. Prominent privacy-preserving techniques, such as Federated Learning and Hybrid Techniques, are essential in this context.[202.1] Furthermore, the ethical landscape encompasses various dimensions, including machine training ethics, machine accuracy ethics, patient-related ethics, physician-related ethics, shared ethics, and the roles of regulators, indicating the involvement of multiple stakeholders in the ethical issues surrounding AI in medicine and ophthalmology.[204.1] As AI technologies continue to evolve, navigating these ethical implications is crucial to ensure that patient data is protected and that the benefits of AI are equitably distributed.In this section:
Future Directions In Ophthalmology
Emerging Research and Trends
Recent advancements in ophthalmology are characterized by a convergence of innovative technologies and research aimed at enhancing patient care and treatment outcomes. One significant area of focus is the development of artificial intelligence (AI) applications, which are transforming diagnostic accuracy and treatment personalization. AI technologies are being utilized to assist with data aggregation, enabling healthcare providers to make informed decisions based on comprehensive patient information.[212.1] Moreover, deep learning (DL) algorithms have shown promise in automating the analysis of retinal images for diabetic retinopathy (DR) screening, achieving sensitivity and specificity comparable to expert human graders.[215.1] The FDA has approved several autonomous AI diagnostic systems for DR screening, marking a pivotal shift towards integrating AI in clinical practice.[215.1] In addition to AI, 3D printing technology is emerging as a revolutionary tool in ophthalmology. This technology allows for the customization of medical devices and implants tailored to individual patient needs, thereby enhancing treatment efficacy.[222.1] The applications of 3D printing extend to various ocular conditions, offering novel therapeutic options and improving surgical procedures.[222.1] Furthermore, ongoing research is addressing critical ocular diseases such as age-related macular degeneration (AMD) and glaucoma through innovative therapeutic strategies, including gene therapy.[209.1] These advancements are crucial as the global population ages, leading to an increased prevalence of age-related ocular diseases.[210.1] The integration of telemedicine and advanced robotics is also anticipated to play a significant role in the future of ophthalmic care, facilitating remote patient monitoring and enhancing surgical precision.[208.1]Potential Impact of Gene Therapy
Gene therapy represents a transformative approach in the treatment of various ocular diseases, particularly glaucoma and age-related macular degeneration (AMD). Researchers at Trinity College Dublin have developed a promising gene therapy specifically aimed at treating glaucoma, a severe condition that affects approximately 80 million people worldwide and can lead to total vision loss.[218.1] This innovative therapy not only shows potential in glaucoma treatment but has also been previously demonstrated to be effective in addressing dry AMD.[218.1] Traditional glaucoma treatments primarily focus on reducing intraocular pressure (IOP), which is the only known factor that can lower the risk of disease progression in most patients.[219.1] Current approved therapies include topical medications and surgical procedures aimed at this goal.[220.1] However, these methods often face limitations in efficacy and patient adherence.[221.1] In contrast, gene therapy aims to correct the underlying causes of the disease at a molecular level, potentially offering long-term solutions rather than merely managing symptoms.[227.1] This approach involves the insertion, removal, or modification of genetic material within cells, which can be achieved through localized delivery methods that are particularly suited for ocular applications.[227.1] The eye's unique characteristics, such as its accessibility and the ability to target both corneal and retinal conditions, make it an ideal candidate for gene therapy.[228.1] Recent advancements have expanded the applicability of gene therapy to more genetically heterogeneous conditions, including glaucoma and diabetic retinopathy, beyond its initial focus on inherited retinal dystrophies.[229.1] For instance, the first FDA-approved gene therapy, Luxturna, utilized an AAV2-based vector to treat a specific genetic mutation in Leber’s congenital amaurosis, demonstrating the potential for gene therapy to improve functional vision in previously untreatable conditions.[229.1] Moreover, innovative strategies such as the use of engineered opsins packaged in AAV vectors have shown promise in restoring vision in patients with retinitis pigmentosa, marking significant breakthroughs in mutation-independent optogenetic treatments.[230.1] These advancements not only highlight the potential of gene therapy to transform treatment approaches in ophthalmology but also suggest that such innovations could significantly influence patient outcomes in the coming years.In this section:
References
[5] Ophthalmology - Wikipedia — Ophthalmology (/ ˌ ɒ f θ æ l ˈ m ɒ l ə dʒ i /, OFF-thal-MOL-ə-jee) is a clinical and surgical specialty within medicine that deals with the diagnosis and treatment of eye disorders. A former term is oculism.. An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. Following a medical degree, a doctor specialising in
[11] TFOS Lifestyle: Impact of lifestyle challenges on the ocular surface — Many factors in the domains of mental, physical, and social health have been associated with various ocular surface diseases, with most of the focus centered on aspects of dry eye disease (DED). Regarding mental health factors, several cross-sectional studies have noted associations between depression and anxiety, and medications used to treat
[12] Nutrition and Eye Health - PMC - PubMed Central (PMC) — Diet is a key lifestyle factor that can have long-term effects on ocular health. This Special Issue of Nutrients entitled 'Nutrition and Eye Health' contains 12 articles, including reviews and primary research studies, that report on a diverse range of topics relating to the role of nutrition in maintaining eye health, and the potential use of nutritional interventions for preventing or
[13] The Impact of Vision Loss - Making Eye Health a Population Health ... — Quality of Life. Vision impairment is associated with a reduced QOL, which is a "complex trait that encompasses vision functioning, symptoms, emotional well-being, social relationships, concerns, and convenience as they are affected by vision" (Lamoureux and Pesudovs, 2011, p. 195).Numerous studies have shown that vision impairment is often associated with various negative health outcomes
[14] The impact of lifestyle factors on myopia development: Insights and ... — The prevalence of myopia is escalating worldwide, particularly in East Asia, with significant public health implications. 1 It is predicted that more than 50 % of the world's population will be affected by myopia by 2050. 2 Adolescents and young adults are primarily affected, 1 and the impact of myopia extends beyond visual impairment to affect academic engagement, social interaction, and
[30] The Role of Public Health and Partnerships to Promote Eye and Vision ... — Current federal activities influence eye and vision health and the response to vision impairment through various mechanisms, including (1) programs and funding that directly target the promotion of eye and vision health and are aimed at slowing the progression of vision impairment within defined populations; (2) tracking possible outcomes of poor eye and vision health, including activities to promote functionality following vision impairment; (3) promoting health more generally by addressing the underlying determinants of health that can also affect the risk of vision impairment; (4) establishing and enforcing policies related to the safety and functionality of occupational settings and built environments (i.e., the physical environment constructed by human activity), discrimination, and disability; (5) conducting research to advance scientific, medical, and public health knowledge; and (6) facilitating the delivery of services to promote access to the broader population.
[31] More Need for Eye Health Screenings on High-risk Populations ... — In 2019, the Centers for Disease Control and Prevention (CDC) Vision Health Initiative funded three five-year research grants to develop innovative screening strategies for high-risk populations to help address how to best identify high-risk individuals and provide eye health screenings to detect glaucoma.
[32] Coordinated Nationwide Approaches to Promote Eye Health and Reduce ... — Public health departments "serve as key community conveners to coordinate responses that address multiple determinants of health and chronic conditions, such as vision impairment." Coordinating with state and local public health departments is a common way to improve the health of a community and can build on an effective medical care
[34] The Importance of Regular Eye Exams: What to Expect and Why They Matter — Why Regular Eye Exams Are Crucial. Eye exams are more than just a quick vision check to determine if you need glasses or contact lenses. They are comprehensive evaluations of your overall eye health and can detect underlying issues that may not have apparent symptoms. Here are key reasons why regular eye exams matter: Early Detection of Eye
[35] About Common Eye Disorders and Diseases - CDC — Learn about common eye disorders that could lead to vision loss. ... The leading causes of blindness and low vision in the United States are primarily age-related eye diseases. Those diseases include age-related macular degeneration, cataract, diabetic retinopathy, and glaucoma. ... The risks of DR can be reduced through management of blood
[42] The History of Cataracts: From Ancient Times to Modern Treatments — Historical Treatments for Cataracts Throughout history, various treatments for cataracts have been documented, reflecting the evolving understanding of this condition. In ancient times, surgical interventions were rudimentary but innovative for their era.
[43] Exploring Ophthalmic Tools in Antiquity: Innovations and Techniques ... — Their emphasis on eye care is evident in ancient texts, such as the Ebers Papyrus, which details over 200 remedies for eye disorders. The Egyptians' holistic approach and refined instruments laid the groundwork for future ophthalmic practices.
[44] Roman Eye Health - Treatements and Remedies - Malton Museum — Within the Roman medical literature there was a significant emphasis on the treatment of a variety of eye diseases using eye ointments - or collyria. For example, the first century doctor Scribonius Largus, listed twenty-two collyria and Galen, physician to the Emperor Marcus Aurelius over two-hundred. ... and the Ophthalmological Practices
[45] Ophthalmology in Ancient Rome | Ebers Journal for Medical Publishing — While their understanding of eye anatomy was limited compared to modern standards, Romans made noteworthy progress in the field of ophthalmology. The Importance of Eye Health in Ancient Rome: In Ancient Rome, healthy vision was highly prized, and eye care held a special significance. Good eyesight was essential for various aspects of life, from
[46] The History of Cataracts: From Ancient Times to Modern Treatments — The Evolution of Surgical Treatments. The 19th century saw significant advancements in cataract surgery, with the introduction of new techniques and instruments that revolutionized the field. One such innovation was the development of extracapsular cataract extraction, which involved removing the cloudy lens while leaving the posterior capsule
[47] Revolutionary ADVANCEMENTS in SURGERY of the 19th Century! — The 19th century witnessed a transformation in medical practices through advancements in surgical techniques. The discovery of anesthesia, increased understanding of anatomy, implementation of antiseptic procedures, and improvements in specific surgeries all played vital roles in revolutionizing the field of surgery. 19th Century Surgery
[50] The Rise of Ophthalmology as a Specialty: Albrecht von Graefe's ... — Albrecht von Graefe (1828-1870) is celebrated as a pivotal figure in the evolution of ophthalmology. He is renowned for his transformative contributions that established the field as a distinct medical specialty separate from general surgery. This biography review delves into von Graefe's pioneering …
[51] Albrecht von Gräfe | Ophthalmology, Cataract Surgery & Glaucoma ... — Albrecht von Gräfe (born May 22, 1828, Berlin, Prussia [Germany]—died July 20, 1870, Berlin) was a German eye surgeon, considered the founder of modern ophthalmology.. Albrecht was the son of Karl Ferdinand von Gräfe, a noted surgeon who was a pioneer in early German plastic surgery.The creator of one of Europe's leading eye clinics (1850), Albrecht was the first to exploit the German
[54] Top 5 Milestones in Ophthalmology History | OBN — The invention of the ophthalmoscope revolutionized the field of ophthalmology and significantly improved the diagnosis and treatment of eye conditions. The ophthalmoscope, a medical instrument used for examining the interior structures of the eye, was first developed in the mid-19th century by the German physician Hermann von Helmholtz.
[55] Ophthalmic Pathology: History, Accomplishments, Challenges, and Goals — The second important theme in ophthalmic pathology is the confluence of technology. The invention of the ophthalmoscope by Hermann von Helmholtz in Heidelberg in 1851, along with the concept of cellular pathology as developed by Rudolph Virchow in Berlin in 1858, enabled correlation of cellular pathology of the eye with clinical image assessment of the fundus.
[56] History of Ophthalmology - EyeWiki — However, it was not until Ancient Egypt where the first known written record of medical treatments of eye disease was discovered in the Ebers Papyrus (Fig. 1), a 110-page scroll that dates back to 1550 BC . George Bartisch (1535-1607), a German physician who wrote extensively on eye disease in the 16th century, was perhaps the most well-known oculist of his time and is considered by many to be the father of modern ophthalmology (Fig. 8). In 1812, he founded the first university department of ophthalmology in the general hospital of Vienna by special decree of the emperor and established the first medical school and clinic dedicated to the treatment of eye disease . ↑ Magnus H (1999) Ophthalmology of the ancients. ↑ Duke-Elder S (1961): The history of the anatomy of the eye.
[57] Ophthalmology in Ancient Egypt - Academia.edu — The civilization of Ancient Egypt is the one that has the most references regarding the work of ophthalmologists, compared to the rest of the ancient civilizations. There are complete anatomical and treatment descriptions. Pepi Ankh Or Iri, who lived between 2270 and 2210 BC, is recognized as the first documented ophthalmologist in history.
[58] Exploring Ophthalmic Tools in Antiquity: Innovations and Techniques ... — Such advancements not only influenced the practice of eye care within the Roman Empire but also resonated through later medical traditions, highlighting the historical significance of ophthalmic tools in antiquity. Ophthalmic tools in ancient India were deeply intertwined with the principles of Ayurveda, which emphasized holistic approaches to health, including eye care. The correlation between Ayurveda and eye health reflects a comprehensive understanding of the importance of ocular well-being, showcasing ancient wisdom in ophthalmic tools in antiquity. Ancient India’s approach to ophthalmic care incorporated unique tools and techniques that reflected its advanced understanding of eye health within the framework of Ayurveda. The unique tools and techniques employed in ancient India contributed significantly to the body of knowledge on ophthalmic tools in antiquity, influencing later developments in both surgical and therapeutic practices.
[59] History of Cataract Surgery: Ancient Techniques - Eye Surgery Guide — The ancient practitioners, despite their limited knowledge of anatomy and physiology, displayed remarkable ingenuity and skill in attempting to restore vision to those afflicted by this debilitating condition. ... Ancient civilizations such as the Greeks, Romans, and Arabs made significant contributions to the development of cataract surgery
[71] The Different Types of Eye Doctor: What Are They & How Are They ... — Perhaps most notably, an ophthalmologist is trained and able to perform many types of eye surgery. Ophthalmologists also often specialize in different areas, such as these: Strabismus/Pediatric Ophthalmology. This specialty focuses on eye diseases in children, with a heavy focus on intraocular surgery and crossed eyes surgical correction.
[72] Types of Eye Doctors: How To Choose an Eye Care Specialist — There are four main types of eye specialists: Ophthalmologists. Ophthalmologists are medical doctors (MDs) or doctors of osteopathy (DOs). They go to medical school and choose to specialize in eyes. They can diagnose and treat any condition that affects your eyes and vision, and they're the only ones that can perform surgery.
[73] Ophthalmology Subspecialists - American Academy of Ophthalmology — The most common types of glaucoma are related to high pressure in the eye. If fluid does not circulate inside the eye properly, pressure builds inside the eye and damages the optic nerve. Glaucoma subspecialists use medicine, laser and surgery to manage eye pressure. Pediatrics. Pediatric ophthalmologists treat eye conditions in infants and
[74] Ophthalmology | ACS - The American College of Surgeons — Ophthalmology as a Career Ophthalmology is an exciting surgical specialty that encompasses many different subspecialties, including: strabismus/pediatric ophthalmology, glaucoma, neuro-ophthalmology, retina/uveitis, anterior segment/cornea, oculoplastics/orbit, and ocular oncology. To become a general ophthalmologist, the specialty requires four years of postgraduate specialty training after
[75] Ophthalmology - Careers in Medicine — Ophthalmology is a specialty focused on the medical and surgical care of the eyes. Ophthalmologists are the only physicians medically trained to manage the complete range of the eye and vision care. They can prescribe glasses and contact lenses, dispense medications, diagnose and treat eye conditions and diseases and perform surgeries.
[76] Specialization of a Ophthalmologist, Profession, Qualities of a ... — Education and Training To become an ophthalmologist, a student needs to undergo the standard medical education to be a doctor of medicine and then pursue specialization in ophthalmology for a few more years after a 4-year residency. Your educational path starts with a 4-year pre-medical BS degree in the areas of science and health.
[81] Neuro-Ophthalmology - an overview | ScienceDirect Topics — Neuro-ophthalmology refers to the specialized field of ophthalmology that focuses on the diagnosis and management of visual problems caused by neurological conditions, such as meningiomas. It involves the recognition of physical signs and the understanding of neuroanatomy and neurophysiology to accurately diagnose and refer patients for further
[82] Why Neuro-Ophthalmology is Crucial for Best Brain-Vision Connection — According to a study published in The Lancet Neurology, more than 3 billion people around the world are living with neurological problems. Conditions such as myasthenia gravis, intracranial hypertension, multiple sclerosis, movement disorders, thyroid eye disease, optic neuropathy, brain tumors and traumatic brain injuries, stroke and migraine
[84] An Exploratory Study of Factors Influencing Glaucoma Treatment ... — Evidence regarding the relationship between demographic factors such as race/ethnicity, gender, socioeconomic status, education, family history and age, and glaucoma treatment adherence is largely inconsistent. Ethnic disparities in adherence to glaucoma treatment or glaucoma awareness are often, but not always, noted 14, 18, 20, 21, 25 - 27.
[85] Barriers and enablers to medication adherence in glaucoma: A systematic ... — INTRODUCTION. Glaucoma is characterised by a group of optic neuropathies that, if left untreated, leads to progressive irreversible sight loss. In 2020, glaucoma was the second most common cause of global blindness. 1 With a projected worldwide increase in the prevalence to 111.8 million people by 2040, 2 it is likely the number of individuals visually impaired from glaucoma will also increase.
[90] Basic clinical examination of a patient with neuro-ophthalmology ... — If a patient presents with potential neuro-ophthalmology signs and symptoms (see article on page 64), a basic neuro-ophthalmology examination should be undertaken. If done systematically, as described in this article, it can be informative in making a differential diagnosis and deciding on management. ... Pupillary testing involves assessment
[91] Imaging in neuro-ophthalmology: An overview - PMC - PubMed Central (PMC) — These techniques include computed tomography (CT), magnetic resonance imaging (MRI), CT and MR angiographic techniques, catheter digital subtraction angiography, functional MRI, positron emission tomography, and single photon emission computed tomography. Keywords: Neuro-ophthalmology, computed tomography, magnetic resonance imaging, angiography With wider availability and utilization of computed tomography (CT) and magnetic resonance imaging (MRI), the imaging has an increasing role to play in neuro-ophthalmology. In current practice, MRI is the imaging modality of choice in all neuro-radiological imaging. With dense bone surrounding the optic nerve at the apex of orbit, MRI provides unique possibilities of assessing the intrinsic lesions of the optic nerves and tracts. An imaging study is only as good as the clinical information provided to the radiologist.
[99] 10 Common Eye Diseases: Causes, Symptoms, and Treatments — It is crucial to be aware of these common eye diseases and understand their causes, symptoms, and treatment options. Common eye diseases include cataracts, glaucoma, age-related macular degeneration (AMD), diabetic retinopathy, dry eye syndrome, conjunctivitis (pink eye), blepharitis, retinal detachment, and corneal ulcers.
[100] Eye Disease: Types, Symptoms, Causes and Treatment | U.S. News — Learn the types, symptoms, causes and treatments for the most common eye diseases and how you can protect your vision long-term. Here’s what to know about the delicate, complex structures of the eye, the types of eye diseases that are most common and the best possible treatments for preserving both eye health and vision. Visual acuity and eye health can decline over time, and the older you are, the more likely you are to have an age-related eye disease or some vision loss. Cataracts are a common eye health problem that becomes increasingly prevalent as people enter their 60s and 70s, but it may occur at a younger age in people with certain risk factors, explains Dr. Mona Adeli, clinical assistant professor in the department of ophthalmology and visual sciences at the Ohio State University Wexner Medical Center in Columbus.
[101] 7 Common Eye Diseases and How They Are Treated - Verywell Health — There are many types of eye diseases, all of which can cause symptoms that affect vision. Healthcare providers can treat some types of common eye disorders and manage symptoms you can see better. People with risk factors such as diabetes, a family history of eye disease, or advanced age should be proactive about their eye health to prevent eye
[102] About Common Eye Disorders and Diseases - CDC — About Common Eye Disorders and Diseases | Vision and Eye Health | CDC Vision and Eye Health Vision and Eye Health Toolkit Diabetes | Vision and Eye Health Surveillance System Vision and Eye Health Toolkit Vision and Eye Health Surveillance System View All Vision and Eye Health The leading causes of blindness and low vision in the United States are primarily age-related eye diseases. Glaucoma is a group of diseases that can damage the eye's optic nerve and result in vision loss and blindness. With early treatment, you can often protect your eyes against serious vision loss. Vision and Eye Health The Vision Health Initiative focuses on preventing and managing eye disease, eye injury, and vision loss resulting in disability.
[103] 8 Latest Technologies in Optometry Transforming Vision Care — Discover 8 cutting-edge technologies revolutionizing optometry, from advanced retinal imaging to AI-driven diagnostics, making vision correction easier, accurate, and accessible. New technologies in optometry, like AI-driven tools, advanced retinal imaging, and tele-optometry, are making vision care more accurate and accessible. These technologies have helped examine and analyze complex retinal images and detect severe conditions like Glaucoma, Cataracts, and Keratoconus in their early stages, preventing blindness. AI technologies have helped Eye care professionals streamline the data from high-resolution images, and extract and classify information. The latest technology in Optometry has revolutionized the world of eye care by making eye examinations more accurate and increasing accessibility to eye care for sensitive populations as well.
[104] Early Detection of Eye Diseases - optainhealth.com — Why is early detection important for eye diseases? Early detection is vital because it enables timely intervention, often before symptoms appear. This approach can significantly enhance treatment outcomes, reduce the risk of permanent vision loss, and prevent complications related to eye diseases, such as an increased risk of cardiovascular issues.
[108] Revolutionizing Cataract Surgery: Advances in 2025 — Cataract Surgery Before Cataract Surgery After Cataract Surgery Cataract Surgery Cataract Surgery Before Cataract Surgery After Cataract Surgery Cataract Surgery Advancements in technology for cataract surgery, such as femtosecond lasers and advanced imaging systems, have improved surgical accuracy and patient outcomes. From new surgical techniques and innovative intraocular lenses to the impact of artificial intelligence on patient care, the future of cataract surgery looks promising. In 2025, advances in cataract surgery include the use of femtosecond laser technology for precise incisions, advanced intraocular lenses for improved vision, and the use of artificial intelligence for preoperative planning and postoperative care. Femtosecond laser technology has improved cataract surgery by allowing for precise corneal incisions, capsulotomies, and lens fragmentation, leading to better visual outcomes and faster recovery times for patients.
[137] Prevent Vision Problems Early with The Eye Pros — Preventive eye exams can detect diabetic retinopathy early and help stop vision loss before it becomes severe. Seeing your eye doctor regularly allows for early detection of common conditions like glaucoma, cataracts, and macular degeneration, all of which can lead to permanent vision loss if not treated in time. By using these technologies during your routine exam, your eye doctor can catch vision problems early and recommend the right treatment to help you maintain healthy eyes. Preventive eye care includes regular eye exams and lifestyle habits that detect and manage vision problems early, preventing serious conditions like glaucoma and cataracts. Early detection is key, and with help from your eye doctor, you can prevent vision loss and ensure that your eyes stay in top condition.
[139] Vision Screening Recommendations - Prevent Blindness — Vision screening for children 1 to 5 years of age: US Preventive Services Task Force Recommendation statement. Pediatrics 2011;127:340-6. 4. Multi-ethnic Pediatric Eye Disease Study Group. Prevalence of amblyopia and strabismus in African American and Hispanic children ages 6 to 72 months: The Multi-ethnic Pediatric Eye Disease Study.
[140] Vision Loss and Age | CDC - Centers for Disease Control and Prevention — Adults Older Than Age 40. American adults aged 40 years and older are at greatest risk for eye diseases; as a result, extensive population-based study data are available for this age group. The major eye diseases among people aged 40 years and older are cataract, diabetic retinopathy, glaucoma, and age-related macular degeneration.
[141] Eye Symptoms That Require Immediate Attention - Shady Grove ... — Various eye conditions may not present immediate symptoms but require prompt attention to prevent serious consequences. Here are a few examples: 1. Glaucoma. Glaucoma is often dubbed the "silent thief of sight" because it can progress painlessly. Routine screenings can detect increased intraocular pressure, allowing for timely interventions. 2.
[143] Understanding the Importance of Regular Eye Examinations for Overall ... — Regular eye examinations at fillmore eye clinic play a crucial role in maintaining overall health by identifying potential eye issues and systemic diseases early on. Vision issues can often signal underlying systemic diseases, making regular eye examinations vital for overall health. During these screenings, eye care professionals can identify changes in vision that may indicate systemic problems, providing patients with crucial insights into their overall health and accessibility to appropriate treatments, including contact lenses or even surgery if required. For instance, the use of a slit lamp during examinations allows for a thorough assessment of the eye’s health, helping to detect conditions that could impair vision and consequently affect an individual’s autonomy. Regular eye examinations significantly contribute to overall health by enabling early detection of vision impairments and systemic diseases like diabetes and hypertension.
[151] Understanding the Importance of Regular Eye Examinations for Overall Health — Regular eye examinations at fillmore eye clinic play a crucial role in maintaining overall health by identifying potential eye issues and systemic diseases early on. Vision issues can often signal underlying systemic diseases, making regular eye examinations vital for overall health. During these screenings, eye care professionals can identify changes in vision that may indicate systemic problems, providing patients with crucial insights into their overall health and accessibility to appropriate treatments, including contact lenses or even surgery if required. For instance, the use of a slit lamp during examinations allows for a thorough assessment of the eye’s health, helping to detect conditions that could impair vision and consequently affect an individual’s autonomy. Regular eye examinations significantly contribute to overall health by enabling early detection of vision impairments and systemic diseases like diabetes and hypertension.
[152] Eye Exams: Uncovering Hidden Health Issues - Jackson Davenport — Severe Health Conditions Identified Through Eye Exams Brain Tumors. Brain tumors can manifest in the eyes through symptoms like increased intracranial pressure, which affects the optic nerve. During an eye exam, optometrists can detect changes in optic nerve pressure, such as swelling or papilledema.
[153] What Diseases Can Be Detected in an Eye Exam? Complete Guide — 1. Diabetes. Diabetes is one of the most common health conditions identified through an eye exam.Diabetic retinopathy, a condition affecting people with diabetes, occurs when high blood sugar levels damage the retina's blood vessels.An eye doctor might spot early signs of diabetic retinopathy through retinal bleeding or fluid leaks. Knowing what an eye exam can detect—such as diabetic
[154] The Importance of Regular Eye Exams: Don't Overlook Your Vision — Regular eye exams detect early stages of eye diseases like glaucoma. Eye exams can reveal systemic health issues like hypertension and diabetes. Digital eye strain is addressed during eye exams with solutions like blue light glasses. Children, adults, seniors, and high-risk individuals have varied exam frequency needs.
[173] 2023 Recap: Top 15 Research in Ophthalmology | OBN — From revolutionary cell replacement therapies to novel gene-editing techniques, scientists and researchers have been at the forefront of advancing eye care and treatment options. Researchers from the Schepens Eye Research Institute of Mass Eye and Ear have revealed a promising approach to glaucoma cell replacement therapy. Discover the breakthrough cell replacement therapy for glaucoma developed by researchers. A team of researchers at UW–Madison has successfully employed a novel experimental technique to fix faulty eye cells, addressing a gene mutation associated with Leber congenital amaurosis. Conducted by the University of California, Irvine, a study has identified small-molecule drugs with potential applications in treating age-related macular degeneration (AMD), diabetic retinopathy (DR), and retinitis pigmentosa (RP).
[175] Advancements in Ophthalmology: The Future of Eye Care — Advancements in Ophthalmology: The Future of Eye Care An optometrist conducting an eye examination with a senior patient, showcasing the latest advancements in ophthalmology. Innovations such as advanced imaging technologies and artificial intelligence have revolutionized how eye diseases are diagnosed and treated. The fields of optometry and ophthalmology, while closely related, have distinct roles in eye care. Pediatric Ophthalmology: Managing Childhood Eye Conditions Pediatric ophthalmology is a subspecialty that focuses on children’s visual development and eye diseases. In conclusion, the advancements in retinal surgery, from robotic assistance to stem cell therapy, pave the way for improved patient outcomes. In conclusion, the advancements in ophthalmology are transforming how we understand, diagnose, and treat eye diseases.
[176] Top 8 Eye Disease Innovations of 2024 | OBN — Marketing cookies are used to track visitors across websites. From novel gene therapies and AI-powered diagnostic tools to transformative drug developments, these breakthroughs address a wide range of conditions, including retinopathy of prematurity, diabetic retinopathy, and retinitis pigmentosa. Currently in non-clinical trials by Smartin Bio Inc., the technology offers hope for treating retinopathy of prematurity and diabetic retinopathy, potentially transforming care for retinal diseases. Researchers at the University Hospital Bonn (UKB) have developed an innovative optical coherence tomography angiography (OCTA) method to monitor uveitis, a rare inflammatory eye disease causing 5%-10% of global blindness. If approved, this technology could join diabetic retinopathy as a second eye disease autonomously detectable by AI, paving the way for improved care and blindness prevention globally.
[179] Recent advancements and applications of ophthalmic gene therapy ... — The eye is an ideal candidate for gene therapy due to its unique characteristics, such as easy accessibility and the ability to target both corneal and retinal conditions, including retinitis pigmentosa (RP), Leber congenital amaurosis (LCA), age-related macular degeneration (AMD), and Stargardt disease. Other retinal diseases targeted for gene therapy include pigmentary retinopathy caused by RPGR mutations, with ongoing trials using AAV vectors to restore RPGR function (Ameri, 2018). Their use in gene therapy has sharply declined following a clinical trial for X-linked severe combined immunodeficiency, where 4 patients developed T-cell leukemia, resulting in the death of one individual (Solinís et al., 2015). Gene therapy relies on strategies for delivering therapeutic genes using vectors, which encapsulate and transport the genes to target cells (Kremen et al., 1998).
[180] Advancements in Gene Therapy for Eye Disorders — Advancements in gene editing technologies, such as base editing and prime editing, hold promise for precise correction of genetic mutations in eye disorders. Clinical trials and success stories in gene therapy for eye disorders demonstrate the potential for long-term vision improvement and disease stabilization, paving the way for future applications in other genetic conditions.
[184] Ocular Gene Therapy: A Literature Review with Special Focus on Immune ... — The eye is considered a good candidate for gene therapy; it is small and compartmentalized, requires relatively small numbers of vectors/gene copies, and has special immune response features that can favor viral-mediated gene therapy. 3 Gene therapy for ocular diseases has already been approved by the United States Food and Drug Administration
[189] AI in diagnostic imaging: Revolutionising accuracy and efficiency — Through 30 included studies, the review identifies four AI domains and eight functions in diagnostic imaging: 1) In the area of Image Analysis and Interpretation, AI capabilities enhanced image analysis, spotting minor discrepancies and anomalies, and by reducing human error, maintaining accuracy and mitigating the impact of fatigue or oversight, 2) The Operational Efficiency is enhanced by AI through efficiency and speed, which accelerates the diagnostic process, and cost-effectiveness, reducing healthcare costs by improving efficiency and accuracy, 3) Predictive and Personalised Healthcare benefit from AI through predictive analytics, leveraging historical data for early diagnosis, and personalised medicine, which employs patient-specific data for tailored diagnostic approaches, 4) Lastly, in Clinical Decision Support, AI assists in complex procedures by providing precise imaging support and integrates with other technologies like electronic health records for enriched health insights, showcasing ai's transformative potential in diagnostic imaging.
[199] Telemedicine Is Increasing Patient Access to Eye Care — Many benefits of telehealth in eye care are already being realized, such as increased patient access to care, improved cost-effectiveness, and improved health outcomes. The main barriers to implementation include cost, lack of availability of high-speed internet in rural areas, and the perceptions of telemedicine on the part of patients and
[200] Telehealth in Ophthalmology - Digital Health - NCBI Bookshelf — These widespread applications have been used both asynchronously (store-and-forward) and synchronously (real-time) in the screening, diagnosis, monitoring, and treatment of eye diseases such as diabetic retinopathy, age-related macular degeneration, glaucoma, anterior segment and oculoplastic diseases, neuro-ophthalmic disorders, and pediatric ocular diseases including retinopathy of prematurity. Real-time video imaging has also shown potential in remotely examining glaucomatous eyes after trabeculectomies, with all bleb leak cases identified by slit lamp also successfully detected by ophthalmologists via telemedicine in one study (58). One notable model is Brazil’s TeleOfthalmo, a primary care network where ophthalmologists examine patients’ eyes in real-time using videoconferencing with remotely-operated robotic cameras, examining the external eye and supplementing the data with slit lamp images of the anterior segment taken by technicians (68).
[202] Privacy-preserving artificial intelligence in healthcare: Techniques ... — Abstract There has been an increasing interest in translating artificial intelligence (AI) research into clinically-validated applications to improve the performance, capacity, and efficacy of healthcare services. Key barriers to the widespread adoption of clinically validated AI applications include non-standardized medical records, limited availability of curated datasets, and stringent legal/ethical requirements to preserve patients’ privacy. Therefore, there is a pressing need to improvise new data-sharing methods in the age of AI that preserve patient privacy while developing AI-based healthcare applications. To this end, this study summarizes the state-of-the-art approaches for preserving privacy in AI-based healthcare applications. Prominent privacy-preserving techniques such as Federated Learning and Hybrid Techniques are elaborated along with potential privacy attacks, security challenges, and future directions.
[203] Privacy and artificial intelligence: challenges for protecting health ... — While this is not novel in itself, the structure of the public–private interface used in the implementation of healthcare AI could mean such corporations, as well as owner-operated clinics and certain publicly funded institutions, will have an increased role in obtaining, utilizing and protecting patient health information. It is an exciting period in the development and implementation of healthcare AI, and patients whose data are used by these AI should benefit significantly, if not greatly, from the health improvements these technologies generate. Given personal medical information is among the most private and legally protected forms of data, there are significant concerns about how access, control and use by for-profit parties might change over time with a self-improving AI. https://www.theverge.com/2018/11/14/18094874/google-deepmind-health-app-privacy-concerns-uk-nhs-medical-data. https://www.theglobeandmail.com/news/british-columbia/privacy-breach-in-bc-health-ministry-led-to-freeze-on-medical-research-data/article29767108/. https://www.nytimes.com/2019/07/23/health/data-privacy-protection.html.
[204] Ethics of Artificial Intelligence in Medicine and Ophthalmology — These include machine training ethics, machine accuracy ethics, patient-related ethics, physician-related ethics, shared ethics, and roles of regulators. Conclusions: There are multiple stakeholders in the ethical issues surrounding AI in medicine and ophthalmology.
[208] The Future of Ophthalmology - FutureBridge — In recent years, ophthalmology has experienced rapid technological advancements, enhanced the field’s capabilities and contributed to superior ocular care for patients worldwide. Ophthalmology is at the forefront of breakthrough technologies, encompassing a wide range of advancements from implantable intraocular lenses to the incorporation of AI in patient monitoring and diagnostics and 3D printed corneas to the transformative potential of the metaverse and extended reality. With the ongoing convergence of science, technology, and healthcare, the future of ophthalmic care is poised for transformation through groundbreaking advancements such as smart intraocular lenses, extended reality applications, telemedicine, advanced robotics, and tailored ocular care. Overall, the recent advances and developments in ophthalmology have revolutionized the field, paving the way for more precise diagnoses, effective treatments, and improved patient care.
[209] Top 10 Ophthalmology Breakthroughs of 2024 | OBN — A groundbreaking study published in The American Journal of Pathology by researchers at Mass Eye and Ear, part of the Harvard Medical School Department of Ophthalmology, has introduced an innovative therapeutic strategy to address corneal degeneration and disease. A breakthrough study has introduced a promising advancement in the treatment of age-related macular degeneration (AMD) and retinitis pigmentosa, two leading causes of vision loss. Researchers at Trinity College Dublin have developed a promising gene therapy to treat glaucoma and dry age-related macular degeneration (AMD). With support from organizations including Science Foundation Ireland and Health Research Board Ireland, their efforts aim to expedite human trials, bringing this groundbreaking therapy closer to patients and addressing a critical gap in ocular treatment options.
[210] 2023: What awaits ophthalmology in the year ahead - Modern Retina — The board members agree that one of the major challenges in the year to come will be the large number of patients awaiting diagnosis and treatment, which is only going to increase with the rising average life expectancy worldwide. Ophthalmology is ideally suited to participate in this new development because we are facing a dramatically increasing number of patients suffering from age-related diseases such as AMD, diabetes, glaucoma and cataract. A prime example is that of diabetic screening: the UK is fortunate to have a national, population-based screening programme to detect diabetic eye disease, and if patients are detected to have significant or potentially sight-threatening changes of pre-proliferative or proliferative retinopathy, or maculopathy, they are referred to hospital eye services for further evaluation and treatment.
[212] AI-based technology in Ophthalmology: the key to the future — Artificial intelligence (AI) is already being utilized in ophthalmology to assist with data aggregation - gathering information from many sources and presenting it to the doctor to help with decision-making (https://www.healio.com/news/ophthalmology/20230404/ai-in-ophthalmology-from-code-to-clinic). With its capacity to quickly quantify changes in values between ophthalmic imaging results and other test values, artificial intelligence (AI) has the potential to significantly advance precision medicine by enabling doctors to compare data between patient visits and make well-informed treatment decisions (https://www.healio.com/news/ophthalmology/20230404/ai-in-ophthalmology-from-code-to-clinic). Artificial intelligence (AI) technologies are used in ophthalmology to save thousands of eye photos and segment them into those that show a healthy eye and those that show a diseased eye using an algorithm. AI’s early detection can play a critical role in halting the spread of these diseases (https://www.telefonica.com/en/communication-room/news/what-are-the-benefits-of-artificial-intelligence-in-ophthalmology/).
[215] Application of Artificial Intelligence in Ophthalmology: An Updated ... — Recent advances in AI, especially DL, provide new opportunities for automated analysis of retinal images for DR screening. Several research groups have developed and validated DL algorithms to detect DR using color fundus photographs. A pivotal study by Gulshan et al demonstrated that a DL algorithm could identify referable DR (moderate NPDR or worse) with 90% to 98% sensitivity and specificity on two large independent test datasets. The algorithm performed on par with expert human graders. Accordingly, the first autonomous AI diagnostic system, IDx-DR (IDx Technologies Inc, USA), received FDA approval in 2018 for DR screening. Another automated DR screening system is AEYE-DS, which is the third AI system approved by the FDA for screening DR from retinal images.
[218] Breakthrough Gene Therapy for Glaucoma Shows Promise in ... - SciTechDaily — Researchers at Trinity College Dublin have created a promising gene therapy to treat glaucoma, a severe eye condition that can result in total vision loss and currently impacts approximately 80 million people globally. The team had previously demonstrated the potential of this therapy in addressing dry age-related macular degeneration (AMD).
[219] A Mini-Review on Gene Therapy in Glaucoma and Future Directions — Traditional models of glaucoma treatment have primarily focused on reducing intraocular pressure, as it is the only factor known to lower the risk of progression in most patients. ... We analyzed the literature on the use of gene therapy in the treatment of glaucoma and explored the potential future directions this innovation may offer
[220] A Mini-Review on Gene Therapy in Glaucoma and Future Directions — The only approved therapies for the treatment of glaucoma are topical medications and surgical procedures aimed at lowering intraocular pressure. Gene therapy involves the insertion, removal, or modification of genetic material within cells to repair or compensate for the loss of a gene's function.
[221] Gene therapy for glaucoma: Targeting key mechanisms - PMC — Gene therapy holds significant promise in glaucoma treatment, offering potential long-term solutions by targeting the disease's underlying causes at a molecular level. Current treatments primarily focus on reducing intraocular pressure (IOP) through medications or surgery, often facing limitations in efficacy and patient adherence.
[222] 3D printing in Ophthalmology: From medical implants to personalised ... — 3D printing in Ophthalmology: From medical implants to personalised medicine - ScienceDirect 3D printing in Ophthalmology: From medical implants to personalised medicine In addition, 3D printed medical devices and implants can be customised for each patient to provide a more tailored treatment approach. The advantages and applications of 3D printing can be used to treat patients with different eye conditions, with advances in 3D bioprinting offering novel therapy applications in ophthalmology. The purpose of this review paper is to provide an in-depth understanding of the applications and advantages of 3D printing in treating different ocular conditions in the cornea, glaucoma, retina, lids and orbits. Next article in issue No articles found. For all open access content, the relevant licensing terms apply.
[227] Gene Therapy in Ophthalmology: Advances and Challenges — “THROUGH A TARGETED APPROACH OF MODIFYING EXISTING OR INTRODUCING NEW GENETIC MATERIAL INTO A PATIENT’S CELLS, GENE THERAPIES AIM TO CORRECT THE UNDERLYING CAUSES OF THE DISEASE, RATHER THAN MERELY MANAGING SYMPTOMS – SOMETIMES WITH JUST A SINGLE INJECTION.” Through a targeted approach of modifying existing or introducing new genetic material into a patient’s cells, gene therapies aim to correct the underlying causes of the disease, rather than merely managing symptoms – sometimes with just a single injection. Gene therapy requires direct access to target cells for efficient genetic material transfer and, as many ocular diseases affect the macula and retina at the back of the eye, this necessitates localised delivery methods rather than systemic infusion.
[228] Recent advancements and applications of ophthalmic gene therapy ... — The eye is an ideal candidate for gene therapy due to its unique characteristics, such as easy accessibility and the ability to target both corneal and retinal conditions, including retinitis pigmentosa (RP), Leber congenital amaurosis (LCA), age-related macular degeneration (AMD), and Stargardt disease. Other retinal diseases targeted for gene therapy include pigmentary retinopathy caused by RPGR mutations, with ongoing trials using AAV vectors to restore RPGR function (Ameri, 2018). Their use in gene therapy has sharply declined following a clinical trial for X-linked severe combined immunodeficiency, where 4 patients developed T-cell leukemia, resulting in the death of one individual (Solinís et al., 2015). Gene therapy relies on strategies for delivering therapeutic genes using vectors, which encapsulate and transport the genes to target cells (Kremen et al., 1998).
[229] Genetic engineering and the eye | Eye - Nature — Whilst the very first FDA approved gene therapy was for RPE65-mediated inherited retinal dystrophy , evolving strategies are making the technology applicable to more genetically heterogenous common conditions such as glaucoma, diabetic retinopathy and age-related macular degeneration. Luxturna (voretigene neparvovec-rzyl) is an AAV2-based vector that delivers the retinoid isomerohydrolase RPE65 , the mutated gene in Leber’s congenital amaurosis, and was the first gene therapy treatment approved by the U.S. Food and Drug Administration (FDA) following improved functional vision in a previously untreatable retinal dystrophy in human clinical trials. have demonstrated efficient gene editing in two STGD related ABCA4 pathogenic variants, through single-stranded oligodeoxynucleotides (ssODNs) mediated repair, in human induced pluripotent stem cells from two unrelated patients affected with Stargardt disease .
[230] A synthetic opsin restores vision in patients with severe retinal ... — Inherited retinal degenerations cause blindness via outer-retinal cell loss, hindering gene replacement. Mohanty and colleagues introduce a novel engineered opsin, packaged in an AAV2 vector, targeting bipolar cells to restore vision. Four retinitis pigmentosa patients demonstrated improved vision and mobility over 52 weeks, marking a breakthrough in mutation-independent optogenetic treatment.