Week 5 Leg Diagnostics- Westra

Question 1

Lachman Test

Answer 1

Assessing integrity of anterior cruciate ligament.

• examiner stabilized the distal femur with one hand, and attempts to sublux the tibia anteriorly
• Lack of clear end point is a postive test

Question 2

Anterior Drawer Test

Answer 2

Assessing integrity of anterior cruciate ligament

• examiner fixes patients foot, thumbs at tibial tubercle and fingers at calf
• pulls anteriorly and assess anterior displacement of the tibia

Question 3

Posterior Drawer Test

Answer 3

Assessing integrity of posterior cruciate ligament

• fix foot
• thumbs on tibia, fingers on calf
• push posteriorly and assess posterior displacement on the tibia

Question 4

Valgus stress test

Answer 4

• Medial collateral ligament
• Hand on lateral side of knee, and medial side of tibia
• move so knee goes inward (valgus stress)

Question 5

Varus Stress Test

Answer 5

• Lateral collateral ligament
• hand on medial side of knee and lateral side of tibia
• move so knee is going more outward (varus stress)

Question 6

Crossed-leg test

Answer 6

to detect high ankle sprain

Question 7

Anterior drawer test of ankle

Answer 7

• assess integrity of the anterior talofibular ligament

- if torn, talus will subluxate anteriorly compared with the unaffected ankle

Question 8

Inversion stress test or talar tilt test

Answer 8

-assess the integrity of the calcaneofibular ligament

Question 9

McMurry

Answer 9

Meniscus

Question 10

Ottawa Knee Rules

Answer 10

• isolated patellar tenderness
• tenderness at head of fibula
• inability to bear weight
• inability to flex knee to 90
• greater than 55 age