Septic Arthritis

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Laboratory testing related to septic arthritis is important to identify the microorganism causing the infection, to determine which antimicrobial therapy will be effective, to monitor the effectiveness of treatment, and to evaluate the physical status of the affected joint(s).

Laboratory tests:

Non-laboratory tests:

  • X-ray of joint(s) – to help evaluate joint damage; may not show abnormalities until significant damage exists

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