title: [Diagnostic difficulties in perirenal abscesses].
mesh_terms: D000006:Abdomen, Acute / Q000209:etiology; D000038:Abscess / Q000175:diagnosis*; D000328:Adult; D001416:Back Pain / Q000209:etiology; D001424:Bacterial Infections / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D011704:Pyelonephritis / Q000175:diagnosis*
vernacular_title: Trudności rozpoznawcze ropni okołonerkowych.