LCL

Question 1

Anatomy LCL

Answer 1

Lateral Cruciate Ligament
Key stabiliser
Prevents excess Varus knee
Originates from lat femoral condyle
Inserts on fibula head

Question 2

Presentation LCL

Answer 2

Direct contact - Varus stress
Indirect contact - pivot and jump

Question 3

Grade 1LCL

Answer 3

Tender
No swelling
No instability
Varus test pain at 30 deg

Question 4

Grade 2 LCL

Answer 4

Partial tear
Swelling
Tender
Px on Varus test
Lax inc
Ecchymosis

Question 5

Grade 3 LCL

Answer 5

Tender
Pain
Varus test inc lax
Instability
Sig swelling
Complete tear
Ecchymosis

Question 6

Tests LCL

Answer 6

Varus stress -
Femur stabilised, Varus force applied at 30 deg fx
Inc lax - positive

Posterolateral Drawer -
Pt prone, knee fx at 90 ex rot 15
Post force to femoral condyles
Posterolateral translation - positive

Dial test -
Prone, stabilise femur, limb ex rot
30 then 90 of knee fx
10 or more ex rot- positive

Question 7

Treatment LCL

Answer 7

Grade 1/2 -
RICE
Non WB
Brace
Quad activation

Grade 3 -
Surgery
Gait reeducation
Strengthen legs
Proprioceptive
Plyometric