Psoas abscess: Difference between revisions
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Revision as of 06:32, 3 October 2014
Background
- Psoas muscle is susceptible to infection from distant sites due to rich blood supply, proximity to overlying retroperitoneal lymphatic channels
- S. aureus is most common pathogen (80%)
DDX
Diagnosis
Clinical Features
- Abdominal pain radiating to hip, flank
- Pain with thigh flexion (esp against resistance)
- Limp
- Fever
- Nausea
Workup
- CT is imaging study of choice
Treatment
- Antibiotics
- Vancomycin +
- One of the following
- Piperacillin/tazobactam 3.375g, OR
- Ceftriaxone + Metronidazole
- Surgical consultation
Source
- Tintinalli