Hurthle cell tumour

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Hurthle cell tumour

a neoplasm of the thyroid gland composed of polyhedral acidophilic cells, thought by some to be oncocytes; it may be benign or malignant, the behaviour of the latter depending on the general microscopic pattern, whether follicular, papillary, or undifferentiated.

See: hurthle cell adenoma.

Synonym: hurthle cell carcinoma.