HÑŒrthle cell tumor

HÑŒrthle cell tumor
a new growth of the thyroid gland composed wholly or predominantly of large cells (HÑŒrthle, or Askanazy, cells) that have abundant granular, eosinophilic cytoplasm. Such tumors are usually benign (HÑŒrthle cell adenoma) but on occasion may be locally invasive or may metastasize (HÑŒrthle cell carcinoma or malignant HÑŒrthle cell tumor). Called also oxyphil cell t.

HÑŒrthle cell tumor, tumor cells invading capsular vessels.


Medical dictionary. 2011.

Look at other dictionaries:

  • HÑŒrthle cell adenoma — a benign HÑŒrthle cell tumor, usually considered a subtype of the follicular adenomas. Called also oncocytic a., oxyphilic a., and oncocytoma …   Medical dictionary

  • HÑŒrthle cell carcinoma — a malignant HÑŒrthle cell tumor …   Medical dictionary

  • HÑŒrthle cells cell tumor — HÑŒrth·le cells, cell tumor (hērtґlə) [Karl HÑŒrthle, German histologist, 1860–1945] see Askanazy cells, under cell, and see under tumor …   Medical dictionary

  • oxyphil cell tumor — 1. oncocytoma. 2. HÑŒrthle cell t …   Medical dictionary

  • oncocytoma — A glandular tumor composed of large cells with cytoplasm that is granular and eosinophilic because of the presence of abundant mitochondria; occurs uncommonly in the kidney, salivary glands, and endocrine glands. SYN: oxyphil adenoma. [onco + G.… …   Medical dictionary

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