Calculous disease of the vermiform appendix.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001065:Appendix; D002137:Calculi / Q000150:complications; D002648:Child; D002675:Child, Preschool; D005244:Fecal Impaction; D005260:Female; D006801:Humans; D007416:Intestinal Perforation / Q000209:etiology; D008297:Male; D008875:Middle Aged; D011860:Radiography, Abdominal