Grade 3 ACL Sprain CAT Flashcards
1
Q
What is the most common MOI for an ACL tear?
A
Hyperflexion, rapid deceleration, hyperextension, or landing in an unbalanced position
2
Q
Where on the ligament do tears usually occur?
A
Midsubstance
3
Q
Which demographics are more susceptible to ACL tears?
A
- High agility or contact sports
- Women in certain sports have higher ACL tear rates
- 14-29 years old
4
Q
What’s the role of imaging in managing an ACL tear?
A
- MRI to ID the tear and other tissue disruptions
- X-ray to rule out fracture
5
Q
How often will a meniscal tear occur concurrently w/ an ACL tear?
A
2/3 of the time
6
Q
Unhappy triad
A
ACL, MCL, and medial meniscus are damaged together
7
Q
Open vs closed-chain exercises in rehab
A
Closed-chain are preferred because they minimize anterior translation of the tibia
8
Q
Timeline for recovery
A
PLOF achieved in 4-6 months
9
Q
PCL tear MOI
A
- “Dashboard” injury
- Forced knee hyperflexion + plantarflexion
10
Q
Focus of care for PCL tear
A
Quad training
