ACL Rupture

Question 1

cause

Answer 1

associated with a high rotational force

Question 2

role of the ACL

Answer 2

main stabiliser against the tibia

Question 3

presentation

Answer 3

• pop that is felt or heard
• hemarthrosis (effusion due to bleeding of the ACL blood supply)
• deep pain in knee
• rotatory instability
• feeling the knee could give way

Question 4

diagnosis

Answer 4

Lachman’s (positive anterior drawer test- the tibia can be pulled forward easily on the femur when knee is flexed)

Question 5

management

Answer 5

• reconstruction only. tendon graft secured to bones

- intensive rehabilitation