Session 9 - Injuries of the knee joint Flashcards Preview

Semester 2 - MSK > Session 9 - Injuries of the knee joint > Flashcards

Flashcards in Session 9 - Injuries of the knee joint Deck (19)
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1
Q

What are the three things to think about when considering knee problems?

A

The C’s

Cartilahge, cruciate, collaterals

2
Q

What is injury to the collateral ligaments caused by?

A

orce being applied to the side of the knee when the foot is placed on the ground.

3
Q

How can damage to the collateral ligament be assesed?

A

by asking the patient to medially rotate and laterally rotate the leg. Pain on medial rotation indicates damage to the medial ligament, pain on lateral indicates damage to the lateral ligament.

4
Q

In collateral ligament damage, what happens if tibial collateral ligament is damaged?

A

More then likely medial meniscus is torn due to their attachment

5
Q

How can the anterior cruciate ligament e torn?

A

A large force applied to the back of the knee with the joint partly flexed. T

6
Q

How do you test for tearing of anterior cruciate ligament?

A

Anterior drawer sign

Ateempt to pull tibia forwards - if it moves, ligament has been torn

7
Q

How can the posterior cruciate ligament be torn?

A

hyperextension of the joint, or damage to the upper part of the tibial tuberosity.

8
Q

How do you test for tearing of posterior cruciate ligament?

A

Posterior drawer sign

you can try to push the tibia in the posterior direction, if it moves, the ligament has been torn.

9
Q

What can cause housemaids knee?

A

Friction between the skin and the patella cause the prepatella bursa to become inflamed producing a swelling on the anterior side of the knee,

10
Q

What can cause clergyman’s knee?

A

Friction between the skin and tibia can cause the infrapatella bursa to become inflamed resulting in what is known as clergyman’s knee

11
Q

What is a meniscal tear?

A

Usually involve medial meniscus, causing pain on medial rotation of the tibia. Often occurs in conjuction with Tibial collateral ligament or anterior cruciate ligament tears

12
Q

Why do lateral meniscal tears only rarely occur?

A

Mobility of the lateral meniscus

13
Q

What does a lateral meniscal tear cause?

A

Painonlatereal rotation of the tibia

14
Q

What is the unhappy triad?

A

Blow to lateral side of extended knee causes tearing of the tibial collateral ligament, tear/detachment of meniscus from joint capsule and Anterior cruciate ligament tear

15
Q

Describe patella dislocation

A

ALWAYS dislocates LATERALLY

More common in women due to greater Q angle

16
Q

What is lateral dislocation of patella usually opposed by?

A

Medial pull of vastus medialis
Als, the more anterior projection of the lateral femoral condyle and deep slop of the larger lateral patellar face cause a mechanical deterrent to latereral dislocation

17
Q

Who are hamstring injuries common in?

A

Individuals who kick hard, causing violent musclular exertion

18
Q

What is a pulled hamstring?

A

an excessive stretch or tear of muscle fibers and related tissues.

19
Q

What symptoms are present in an individual with a pulled hamstring? How is it treated?

A

spasm, tightness, and tenderness. With more severe injury, swelling and a black and blue or bruised appearance will follow in hamstring.
Rest and physio.