psoas abscess

Etiology: 1) contiguous infection a) vertebrae b) kidneys c) complication of intra-abdominal infection d) retroperitoneal colon (inflammatory bowel disease) 2) hematogenous spread Clinical manifestations: 1) may be signs of systemic infection 2) manifestations related to primary site of infection 3) flank pain 4) referred pain to the groin or the thigh 5) paresthesia of thigh 6) limitation of hip extension Radiology: - computed tomography (CT) Management: - surgical drainage

References

Medical Knowledge Self Assessment Program (MKSAP) 11, American College of Physicians, Philadelphia 1998