title: Psoas abscess.
abstract: A psoas abscess is infrequently diagnosed on initial presentation. This report reviews the presentation of a patient with a complicated psoas abscess. The pathophysiology and the clinical and laboratory presentation of patients with this disease entity are reviewed.
mesh_terms: D000038:Abscess / Q000175:diagnosis / Q000628:therapy; D000368:Aged; D006801:Humans; D007710:Klebsiella Infections / Q000175:diagnosis / Q000628:therapy; D007711:Klebsiella pneumoniae; D008159:Lumbar Vertebrae; D008297:Male; D013122:Spinal Diseases / Q000175:diagnosis / Q000628:therapy