Volar plate avulsion injury
Hand trauma with ongoing pain.
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Avulsion fracture of the base of the middle phalanx of the fourth digit along the volar aspect consistent with a volar plate injury. No other fractures.
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This patient had a history of fourth interphalangeal joint dislocation and subsequent relocation.
Volar plate injuries may be bony (as above) or may be confined to the soft tissues, and in this case ultrasound or MRI are preferred.