thumb|270px|Cytopathology of [[Warthin's tumor, with typical cellular features (and a relatively uncommon binucleated cell). Pap stain. The relatively large size of the oncocytes is seen when comparing to the lymphocyte.]] thumb|290px|Micrograph showing [[apocrine-type metaplasia of the breast with typical oncocytes. H&E stain.]] right|thumb|Oncocytes (left of image), as seen in a renal oncocytoma. [[H&E stain.]] An oncocyte is an epithelial cell characterized by an excessive number of mitochondria, resulting in an abundant acidophilic, granular cytoplasm. Oncocytes can be benign or malignant.
thumb|270px|Cytopathology of [[Warthin's tumor, with typical cellular features (and a relatively uncommon binucleated cell). Pap stain. The relatively large size of the oncocytes is seen when comparing to the lymphocyte.]] thumb|290px|Micrograph showing [[apocrine-type metaplasia of the breast with typical oncocytes. H&E stain.]] right|thumb|Oncocytes (left of image), as seen in a renal oncocytoma. [[H&E stain.]] An oncocyte is an epithelial cell characterized by an excessive number of mitochondria, resulting in an abundant acidophilic, granular cytoplasm. Oncocytes can be benign or malignant.
==Other names== Also known as: Hürthle cell (thyroid gland only) Oxyphilic cell Askanazy cell Apocrine-type metaplasia (breast gland only). Oncocytic cell
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).