Secondary Malignant Melanoma of Stomach

[摘要] Background: Melanoma is a malignant tumor of the melanoytes and preponderantly occurs in the skin. Malignant melanomas are well known aggressive tumors that often metastatsize to lymph nodes and gastointestinal tract with small bowel, large bowel and rectum being the most common sites. However, gastric metastasis is a rare entity. It can be either primary or metastatic. Case Report: We report here two cases of secondary malignant melanoma of stomach, one with known and other with unknown primary lesion of 55 year and 75 year old patients respectively. Conclusion: Melanoma metastasizing to stomach is inimitable entity and augur a poor prognosis.

[学科分类] 生理学

[关键词] Gastrointestinal Neoplasms;Melanoma;Rectum;Skin Neoplasms;Stomach.