The simultaneous occurrence of hemorrhage and perforation in peptic ulcer disease.
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D009026:Mortality; D010438:Peptic Ulcer Hemorrhage; D010439:Peptic Ulcer Perforation; D013223:Statistics as Topic