ACL rupture Flashcards
Pathogenesis of ACL rupture?
-Turn upper body laterally on a planted foot -Leads to internal rotation of the tibia
What sports do ACL ruptures commonly occur in?
Football
Rugby
Skiing
High impact sport
What is usually felt/heard in an ACL rupture?
Pop
Symptoms of ACL Rupture?
-Haemoarthrosis developed within an hour
-Deep pain in knee
Chronically: rotatory instability giving way when turning on planted foot
Signs of ACL rupture?
-Knee swelling: haemoarthrosis or effusion -Excessive anterior translation of the tibia -Rotatory subluxation
What is haemoarthrosis?
Effusion due to bleeding in joint
Testing excessive anterior translation of tibia?
-Anterior draw test -Lachman test
Pivot shift test tests?
Rotatory subluxation
Response of patient to ACL rupture?
1/3 patients: compensate well and do whatever thy please 1/3 patients: Manage by avoiding certain movements 1/3 patients: Do poorly with frequent giving way
Treatment of ACL rupture?
Physiotherapy -Primary repair isnt really effective RECONSTRUCTION= tendon raft
How does ACL reconstruction work?
Pass through tibial and femoral tunnels at the usual location of the ACL & secured to the bone -Intense rehabilitation -1 year to get back to high impact sports
Which tendon is used for ACL tendon graft?
Patellar tendon ORSemitendonosis ORGracilis
