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Carcinoma, Medullary

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Definition: A carcinoma composed mainly of epithelial elements with little or no stroma. Medullary carcinomas of the breast constitute 5%-7% of all mammary carcinomas; medullary carcinomas of the thyroid comprise 3%-10% of all thyroid malignancies. (From Dorland, 27th ed; DeVita Jr et al., Cancer: Principles & Practice of Oncology, 3d ed, p1141; Segen, Dictionary of Modern Medicine, 1992)  /blood supply /chem /second /secret /ultrastruct permitted; coord IM with precoord organ/neopl term (IM)   
See Also Multiple Endocrine Neoplasia Type 2a; Multiple Endocrine Neoplasia Type 2b
Other names Medullary Carcinomas; Medullary Carcinoma; Carcinomas, Medullary

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012

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