Knee injuries

Question 1

state some causes of primary haemarthrosis

Answer 1

coagulopathy
warfarin
haemophilia

Question 2

what is the commonest injury to cause haemarthosis ?

Answer 2

ACL injury

Question 3

what can cause locking of the knee?

Answer 3

meniscus tear

Question 4

what injury would cause the knee to give way?

Answer 4

instability following ligament damage

Question 5

what investigation should be done if a meniscal or cruciate injury is suspected?

Answer 5

MRI

Question 6

what is the management of ruptured ACL

Answer 6

Conservative
 Rest
 Physio to strengthen quads and hamstrings

Surgical
 Gold-standard is autograft repair
 Usually semitendinosus ± gracilis (can use patella
tendon)
 Tendon threaded through heads of tibia and femur and
held using screws.