Template:ACL clinical features

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ACL

  • Hearing/feeling a "pop" during injury is pathognomonic
  • Anterior Drawer Sign
    • Pt supine, knee flexed 90', attempt to displace tibia from femur in a forward direction
    • Displacement of >6mm compared w/ opposite knee indicates injury
  • Lachman Test
    • Pt supine, knee flexed 30', femur held w/ one hand, prox tibia pulled up w/ other hand
    • Displacement >5mm or soft end-point indicates injury
  • Segond Fracture
    • Pathognomonic for ACL tear
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