Esophageal involvement in acanthosis nigricans.
D000052:Acanthosis Nigricans / Q000150:complications* / Q000473:pathology; D004935:Esophageal Diseases / Q000000981:diagnostic imaging / Q000209:etiology* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography