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Cureus. 2019 Feb 20;11(2):e4109. doi: 10.7759/cureus.4109.

Isolated Asymptomatic Metastatic Melanoma to the Colon: A Case Report.

Cureus

Passisd Laoveeravat, Nicha Wongjarupong, Lisa Smith, Mitchell S Wachtel, Sameer Islam

Affiliations

  1. Internal Medicine, Texas Tech University Health Sciences Center, Lubbock, USA.
  2. Internal Medicine, University of Minnesota, Minneapolis, USA.
  3. Pathology, Texas Tech University Health Sciences Center, Lubbock, USA.
  4. Gastroenterology, Texas Tech University Health Sciences Center, Lubbock, USA.

PMID: 31058003 PMCID: PMC6476616 DOI: 10.7759/cureus.4109

Abstract

Metastatic melanoma is generally rare, and the colon is a very rare metastatic site. We report a case of asymptomatic, isolated metastatic melanoma to the colon. Asymptomatic patients are usually not expected to have metastatic lesions in the colon. Ninety-five percent of large bowel metastases are identified during a postmortem examination. Our patient was found to have metastatic melanoma to the colon during a follow-up colonoscopy done for the surveillance of colon polyps. An awareness that patients with melanoma may possibly develop colon metastases is needed.

Keywords: colon; isolated; metastatic melanoma

Conflict of interest statement

The authors have declared that no competing interests exist.

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