This is a very rare case of metastatic oral mucosal melanoma to the colon with an unusual presentation mimicking melanosis coli. The colonoscopy findings show no mass effect but multiple hyperpigmented lesions EPOS Amelanotic Malignant Melanoma: A Case Report Cureus Melanoma Metastases versus Neurocysticercosis; the Importance of Correct Interpretation of MR Findings Clinical Case Reports Journal (ISSN 2767 0007) Frontiers Gastric and colonic metastases of malignant melanoma diagnosed during endoscopic evaluation of symptomatic anemia presenting as angina: a case report