title: Retroperitoneal abscess and septic arthritis of the hip in children: a problem in differential diagnosis.
mesh_terms: D000038:Abscess / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000209:etiology; D000293:Adolescent; D001064:Appendicitis / Q000150:complications; D001170:Arthritis, Infectious / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000209:etiology; D002675:Child, Preschool; D003937:Diagnosis, Differential; D006192:Haemophilus Infections / Q000150:complications; D006615:Hip / Q000000981:diagnostic imaging; D006621:Hip Joint; D006801:Humans; D008297:Male; D009164:Mycobacterium Infections / Q000150:complications; D010019:Osteomyelitis / Q000150:complications; D011859:Radiography; D012141:Respiratory Tract Infections / Q000150:complications; D012187:Retroperitoneal Space / Q000000981:diagnostic imaging; D013203:Staphylococcal Infections / Q000150:complications; D013290:Streptococcal Infections / Q000150:complications; D014946:Wound Infection / Q000150:complications