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Pyogenic flexor tenosynovitis — ABEM Board MCQ

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ModerateMusculoskeletal/Orthopedic emergenciesPyogenic flexor tenosynovitisABEM Board

A 39-year-old man presents as triage level 2 with finger pain after a puncture wound. The finger is held in slight flexion with fusiform swelling, tenderness along the flexor sheath, and pain with passive extension. Which of the following is the most likely diagnosis?

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Correct answer: DPyogenic flexor tenosynovitis

Kanavel signs after penetrating injury indicate flexor tenosynovitis requiring urgent hand surgery evaluation and IV antibiotics.

Reference: Hand surgery emergency guidance; ABEM EM Model