CHORUS
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Musculoskeletal system
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scaphoid (navicular) fracture
- rule of 70's
- 70% of wrist fractures
- 70% fracture at waist
- 70% unite (5% --> AVN)
- most commonly fractured bone in wrist
- only bone which bridges prox + distal carpal rows
- AVN occurs in PROXIMAL fragment:
1st sign is increased density
associated with
- perilunate fx-dislocation
- triquetral fx
Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013
Copyright © 2013, Charles E. Kahn, Jr.
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