Skin Nodule Found on Back of 47-Year-Old Patient

June 16, 2016
Cesar A. Moran, MD

A 47-year-old man presents with a skin nodule on his upper back, and a biopsy is performed. What is your diagnosis?

A 47-year-old man presents with a skin nodule on his upper back, and a biopsy is performed.

Based on the image shown, what is your diagnosis?

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