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Clenched-fist bite wound — ABEM Board MCQ

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ModerateMusculoskeletal/Orthopedic emergenciesClenched-fist bite woundABEM Board

A 22-year-old man presents as triage level 3 after punching another person in the mouth. He has a small laceration over the third MCP joint, pain with extension, and no fracture on x-ray. Which of the following is the most appropriate next step in management?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: B — Irrigate, splint, give amoxicillin-clavulanate, and consult hand surgery for possible joint involvement

Fight-bite wounds over the MCP can violate the joint and seed oral flora; they require irrigation, antibiotics, immobilization, and careful hand evaluation.

Reference: IDSA bite wound guidance; ABEM EM Model