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Sacroiliac joint and psoas abscess

Case contributed by Frank Gaillard
Diagnosis almost certain

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

Patient with septic arthritis of the sacroiliac joint with extension anteriorly into the psoas muscle with abscess formation. 

Case Discussion

Aspiration and culture demonstrated Staph. aureus

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