Psoas abscess following acute appendicitis.
D000038:Abscess; D000208:Acute Disease; D001064:Appendicitis / Q000150:complications*; D004194:Disease; D005767:Gastrointestinal Diseases; D006801:Humans; D008499:Medical Records; D016659:Psoas Abscess; D012187:Retroperitoneal Space
ABSCESS/case reports; APPENDICITIS/complications; RETROPERITONEAL SPACE/diseases