Sebaceous glands in the esophagus.
D000328:Adult; D004935:Esophageal Diseases / Q000175:diagnosis; D004945:Esophagoscopy; D004947:Esophagus / Q000002:abnormalities* / Q000473:pathology; D006356:Heartburn / Q000175:diagnosis; D006551:Hernia, Hiatal / Q000175:diagnosis; D006801:Humans; D008297:Male; D012627:Sebaceous Glands / Q000002:abnormalities* / Q000473:pathology