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Pyogenic flexor tenosynovitis — RCPSC EM MCQ

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ModerateMusculoskeletalPyogenic flexor tenosynovitisRCPSC EM

A 47-year-old man has a puncture wound to the index finger from a fish hook. The finger is held flexed, fusiform swelling is present, passive extension is painful, and tenderness tracks along the flexor sheath. What is the most likely diagnosis?

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Correct answer: EPyogenic flexor tenosynovitis

Kanavel signs after penetrating injury suggest pyogenic flexor tenosynovitis. It requires urgent hand surgery assessment and IV antibiotics.

Reference: Canadian hand surgery emergency practice