Yoshihisa Oka

Evaluation of prognostic factors following expansive laminoplasty for cervical spinal stenotic myelopathy

Kanehisa Kohno, Yoshiaki Kumon, Yoshihisa Oka et al. · Surgical Neurology · 1997 · 164 citations

Prognostic Factors, Spinal Cord Injury, Spinal Disorder +6

Asymptomatic, Unruptured Carotid-Ophthalmic Artery Aneurysms: Angiographical Differentiation of Each Type, Operative Results, and Indications

Yoshiaki Kumon, Saburo Sakaki, Kanehisa Kohno et al. · Surgical Neurology · 1997 · 70 citations

Endovascular Technique, Ophthalmology, Vascular Surgery +6

Importance of neuropsychological evaluation after surgery in patients with unruptured cerebral aneurysms

Shiro Ohue, Yoshihisa Oka, Yoshiaki Kumon et al. · Surgical Neurology · 2003 · 50 citations

Unruptured Cerebral Aneurysms, Neuropsychology, Interdisciplinary Neurosurgery +10

Cerebral Blood Flow Measurement as an Indicator for an Indirect Revascularization Procedure for Adult Patients with Moyamoya Disease

Kanehisa Kohno, Yoshihisa Oka, S Kohno et al. · Neurosurgery · 1998 · 49 citations

Endothelial Nitric Oxide Synthase Expression in Tumor Vasculature Is Correlated with Malignancy in Human Supratentorial Astrocytic Tumors

Shinji Iwata, Kou Nakagawa, Hironobu Harada et al. · Neurosurgery · 1999 · 33 citations