Septic arthritis

Images

Septic arthritis

Flowchart for diagnosis and management of septic arthritis

Created by the BMJ Knowledge Centre

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• Diagnosis recommendations

Septic arthritis

Culture of Staphylococcus aureus on a blood agar plate. This is the most common cause of septic arthritis

Valugi / CC BY-SA (https://creativecommons.org/licenses/by-sa/3.0)

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• Diagnosis recommendations

Septic arthritis

Calcium pyrophosphate crystals under compensated polarising light microscopy

From the personal collection of Ann K. Rosenthal, MD

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• Investigations

Videos

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  Aspiration and injection of the knee animated demonstration

  How to aspirate synovial fluid from the knee and administer intra-articular medication using a medial approach.

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  Aspiration and injection of the shoulder animated demonstration

  How to aspirate synovial fluid from the shoulder and administer intra-articular medication. Video demonstrates a posterior approach to the glenohumeral joint and a lateral approach to the subacromial space.