Endoscopic diagnosis of amyloidosis.
D000368:Aged; D000686:Amyloidosis / Q000175:diagnosis*; D003106:Colon / Q000473:pathology; D003108:Colonic Diseases / Q000175:diagnosis*; D003113:Colonoscopy; D004378:Duodenal Diseases / Q000175:diagnosis*; D004724:Endoscopy; D005773:Gastroscopy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011706:Pyloric Antrum; D013272:Stomach Diseases / Q000175:diagnosis*