Anh D. Nguyen M.D.

Elsbernd, B.L., Nussenzveig, D.R. and Nguyen, A.D. (2020). “A rare cause of melena.” Clin J Gastroenterol Sep 3. [Epub ahead of print.].

Full text of this article.

Melanoma presenting in the gastrointestinal tract is commonly due to metastasis from a primary cutaneous or ocular lesion. There have been a few case reports of primary GI melanoma which is commonly seen in the rectum and anus. We report a case of a 77-year-old man who presented with GI bleeding and was found to have a primary small bowel melanoma. This case highlights how to approach the workup of a melanoma lesion found in the GI tract.