Transverse fractures are at greater risk of displacement. Widening of the fracture line (as seen here) may indicate entrapment of the nail bed.
Reproduced with permission from: Henry M. Fractures and Dislocations of the Hand. In: Rockwood and Green's Fractures in Adults, 5th edition, Bucholz RW, Heckman JD (Eds), Lippincott Williams & Wilkins, Philadelphia 2002. Copyright © 2002 Lippincott Williams & Wilkins.
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