A Squamous Cell Carcinoma and Malignant Fibrous Histiocytom

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A Squamous Cell Carcinoma and Malignant Fibrous Histiocytoma in a Patient with Cystic Teratoma

May 2, 2017408 views

We present a very rare case of malignant transformation of a benign mature cystic teratoma. The pathology report revealed malignant transformation of both the epithelial and sarcomatous elements of a benign dermoid cyst. To the best of our knowledge, this appears to be the third case of a malignant fibrous histiocytoma and a squamous cell carcinoma developing from a mature cystic teratoma. Malignant transformation of a dermoid cyst is usually diagnosed postmenopausally, but our patient was premenopausal. The etiology and prognosis of malignant transformation of this benign condition remain unknown....

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5301128/

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