Meniscus

Question 1

Describe where they are and the 2 types

& ligaments Surrounding them

Answer 1

Between of femoral condyle and tibial plateau
Medial C shaped and lateral O shaped
Held to femur by lig of wristberg and Humphrey
Held to tib plateau by ant and lost horn
Attached together by transverse lig
Medial attached to joint capsule- less mobile, easy damage

Question 2

Describe vascularisation of meniscus sections (3)

Answer 2

Red red outer section fully vascularised
Red white between has traits of both
White white inner section is a vascular- poor healing etc

Question 3

Mechanism of tears

Answer 3

Flexion and rotation under compression

Question 4

Meniscus tear classifications (5)

Answer 4

• vertical longitudinal- can be asymptomatic, no flaps
• vertical radial - cause knee locking, flaps
• horizontal -mechanically stable, split into upper and lower
• oblique- flaps get caught and lock
• complex- multiple tears

Question 5

Treatment (1)

Answer 5

Resection Surgery if flaps cause locking

Conservative method preferred