week 3 -knee

Question 1

What are some specific subjective
questions for the knee?

Answer 1

is there any hip or ankle pain?
Did the patient hear a pop/click at time of injury?
Does the knee give way?
Does the knee lock?
Did the knee swell? How quickly? Where is the swelling?
Age

Question 2

What are the knee specific red flags?

Answer 2

fractured tibial plateau
osteochondritis dissercans - paeds and adolescents

Question 3

How much knee flexion should you expect?

Answer 3

130-140 degrees

Question 4

How much knee hyperextension should you expect?

Answer 4

0-5 degrees

Question 5

What can the 90-90 SLR test be used to test?

Answer 5

the flexibility of the hamstring muscles

Question 6

Name some common signs and symptoms of meniscal injuries

Answer 6

clicking or grinding
The age of onset is mostly over 50
in severe traumatic meniscal injury true locking of the knee can occur
minimal swelling compared to ligament injuries

Question 7

What are the 3 clinical test that attempt to diagnose meniscal tears?

Answer 7

Joint line tenderness
McMurray test
Thessaly test

Question 8

What does a positive McMurray test look like?

Answer 8

Test is considered positive if patient experiences clicking, locking or pain in the knee

Question 9

What does a positive Thessaly test look like?

Answer 9

Test is positive if patient is complaining of pain in joint lines during rotation

Question 10

Name some common signs and symptoms of ligament injuries

Answer 10

pain, often sudden and severe
a loud pop or snap during injury
swelling within the first 24 hours after the injury
a feeling of looseness in the joint
a feeling of the knee giving way
inability to put weight on the joint without pain, or any weight at all

Question 11

What are the two ACL tests?

Answer 11

Lachman test
Anterior Drawer test

Question 12

What does a positive Lachman test look like?

Answer 12

Positive if experience soft or mushy end feel or if the anterior translation of the tibia of the injured leg is at least 3mm greater compared to the uninjured leg

Question 13

What does a positive anterior drawer test look like?

Answer 13

Test is positive if the tibia translates anteriorly more than 6mm or if you experience a soft and mushy end feel

Question 14

What is the name of the PCL test?

Answer 14

Posterior drawer test

Question 15

What does a positive posterior drawer test look like?

Answer 15

Test is positive if tibia translates posteriorly more than 6mm or if you experience a soft and mushy end feel

Question 16

What is the name of the test for MCL?

Answer 16

Valgus stress test

Question 17

What is the name of the test for the LCL?

Answer 17

Varus stress test

Question 18

What is the test for patellofemoral pain?

Answer 18

Clarke’s sign

Question 19

How do you diagnose patellofemoral pain?

Answer 19

First exclude other pathologies
diagnostic criteria:
-presence of retropatellar or peripatellar pain
- reproduction of retropatellar or peripatellar pain during squatting, or other functional activities loading the PFJ in a flexed position