1. Carcinosarcoma of Breast with Hormone Receptor and Her2/neu Positivity
- Author
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Deepti Agarwal, Vijay Malik, Ruchi Agarwa, M.K. Garg, and Shilpa Garg
- Subjects
anti-cytokeratin ,metaplastic breast carcinomas (mbc) ,vimentin ,Microbiology ,QR1-502 ,Chemistry ,QD1-999 - Abstract
Carcinosarcoma is an extremely rare tumor of the breast comprising of two distinct cell lines i.e. the epithelial and mesenchymal. It is a highly aggressive tumor with a poor prognosis compared to other breast cancers with a reported incidence of less than 1% of all the breast cancers. A 35 year old female presented to surgical outpatient with a fungating mass in the right breast where cytological analysis from the affected areas revealed spindle cells of malignant potential. A modified radical mastectomy was performed and following histopathological examination of the excised tissue, a final diagnosis of carcinosarcoma of breast was concluded. Immunological staining done showed a negative staining for PR and positive staining for ER, Her-2/neu and CK receptors, as against the conventional triple negative staining pattern. Along with a rare staining pattern of this rare tumor reported in literature, this case merits presentation owing to its diagnostic and therapeutic challenges.
- Published
- 2016
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