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Template:ACL clinical features
From WikEM
ACL
- Hearing/feeling a "pop" during injury with ensuing knee instability 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 (most sensitive)
- 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
- Pivot Shift Test
- Segond Fracture
- Pathognomonic for ACL tear but rare
