Type I fractures can be incomplete, but much more typically they are impacted with a valgus and retroverted orientation.
Reproduced with permission from: Baumgaertner MR, Higgins TF. Femoral neck fractures. In: Rockwood and Green's Fractures in Adults, 5th ed, Bucholz RW, Heckman JD (Eds), Lippincott Williams & Wilkins, Philadelphia 2002. Copyright © 2002 Lippincott Williams & Wilkins.
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