Occult melanoma.
D000328:Adult; D006801:Humans; D007414:Intestinal Neoplasms / Q000000981:diagnostic imaging / Q000473:pathology*; D007583:Jejunum / Q000473:pathology*; D008297:Male; D008545:Melanoma / Q000473:pathology*; D009362:Neoplasm Metastasis / Q000473:pathology*; D011859:Radiography; D012878:Skin Neoplasms / Q000473:pathology*