[Gastric lesions in duodenal ulcer].
D000230:Adenocarcinoma / Q000150:complications; D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D004381:Duodenal Ulcer / Q000150:complications*; D005260:Female; D005756:Gastritis / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D013272:Stomach Diseases / Q000150:complications*; D013274:Stomach Neoplasms / Q000150:complications; D013276:Stomach Ulcer / Q000150:complications