Hemangioma of the esophagus: an unusual cause of upper gastrointestinal bleeding.
D004938:Esophageal Neoplasms / Q000150:complications* / Q000473:pathology; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006391:Hemangioma / Q000150:complications* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged