Gastrointestinal: hereditary hemorrhagic telangiectasia.
D003113:Colonoscopy; D004844:Epistaxis / Q000175:diagnosis / Q000209:etiology; D004945:Esophagoscopy; D004947:Esophagus / Q000098:blood supply / Q000473:pathology; D005767:Gastrointestinal Diseases / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D013683:Telangiectasia, Hereditary Hemorrhagic / Q000150:complications* / Q000175:diagnosis