MedicineOncologyPathologyEndocrine OncologyMetastasisNeoplasiaThyroid CancerThyroid DisordersHistopathological DiagnosisMetastasis PathologyMetastatic NeoplasiaMetastatic Tumors To The ThyroidNeedle Biopsy TechniqueThyroid Cancer Pathology
Ten cases of tumour metastasis to the thyroid gland are reviewed. Thyroid involvement implies disseminated malignant disease, but metastatic tumours may simulate a primary thyroid tumour. It is suggested that thyroid involvement by metastasis is more common than previously assumed. Needle biopsy of the thyroid gland permits accurate histopathological diagnosis.