Flexor digitorum profundus avulsion fracture of the distal phalanx (jersey finger). This bony avulsion is apparent on radiographs, indicating the extent of proximal migration.
Reproduced with permission from: Kozin SH, Waters PM. Fractures and dislocations of the hand and carpus in children. In: Rockwood and Wilkins' Fractures in Children, 7th ed, Beaty JH, Kasser JR (Eds), Lippincott Williams & Wilkins, Philadelphia 2010. Copyright © 2010 Lippincott Williams & Wilkins.
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