Resumen

MARTINEZ NAVARRO, Javier; RODRIGUEZ PINO, Martha; RODRIGUEZ NAVARRO, Virgen  y  FUMERO ROLDAN, Lisanka. Metaplastic Sarcomatoid Carcinoma of the Breast. Case Report. Medisur [online]. 2018, vol.16, n.3, pp. 475-481. ISSN 1727-897X.

Metaplastic Tumors of the mammary gland are infrequent. The diagnosis should be based on studies of hematoxylin and eosin, confirmed by inmunohistochemical markers. It is a type of malignant neoplasm which includes a group of uncommon heterogeneous entities characterized by mixing a high grade invasive ductal epithelial component with a squamous or sarcomatoid component which adopts a variable phenotype. Its prognosis is worse than conventional carcinomas and is related to the tumor size, histological type, and grade of mesenquimatic component. For these reasons a case of a 63 year old patient who was diagnosed with this infrequent breast tumor that was diagnosed by inmunohistochemical techniques.

Palabras clave : breast neoplasms; sarcoma; carcinoma; metaplasia case reports.

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