Context:
Sebaceous cell carcinoma is a malignant neoplasm, rarely recognized in extra ocular sites. His prognosis depends of the precocity of the diagnosis. This neoplasm is aggressive in 29%; lymph node and visceral metastasis aren't rare.
Case report:
An 80-year-old male had an ulcerated and infected nodule located on the left thigh. The lesion appeared after five months ago. It suspected a squamous cell carcinoma. The histologic findings revealed an extra ocular sebaceous carcinoma. The patient died one month later due to heart insufficiency.
Conclusion:
extra ocular sebaceous carcinoma is a rare neoplasm. It has more difficulties of diagnosis because it has diverse clinical presentations as well as a variety of histologic patterns. We will discuss the incidence, clinical, histological and the prognosis of this aggressive neoplasm.