Primary malignant melanoma of the small bowel is extremely rare. A limited number of cases was described in the specialty literature. The small bowel is most frequently affected by metastatic tumors of other primary lesions, especially epidermal. We report the case of a 77 years old male patient with primary bowel malignant melanoma, diagnosed histologically and immunohistochemically after segmental ileal resection.
It was not discovered a primary lesion atskin, eye, anus and rectum levelor with other localization, through the investigations performed after surgery.