week 3 -knee Flashcards
What are some specific subjective
questions for the knee?
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
What are the knee specific red flags?
fractured tibial plateau
osteochondritis dissercans - paeds and adolescents
How much knee flexion should you expect?
130-140 degrees
How much knee hyperextension should you expect?
0-5 degrees
What can the 90-90 SLR test be used to test?
the flexibility of the hamstring muscles
Name some common signs and symptoms of meniscal injuries
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
What are the 3 clinical test that attempt to diagnose meniscal tears?
Joint line tenderness
McMurray test
Thessaly test
What does a positive McMurray test look like?
Test is considered positive if patient experiences clicking, locking or pain in the knee
What does a positive Thessaly test look like?
Test is positive if patient is complaining of pain in joint lines during rotation
Name some common signs and symptoms of ligament injuries
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
What are the two ACL tests?
Lachman test
Anterior Drawer test
What does a positive Lachman test look like?
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
What does a positive anterior drawer test look like?
Test is positive if the tibia translates anteriorly more than 6mm or if you experience a soft and mushy end feel
What is the name of the PCL test?
Posterior drawer test
What does a positive posterior drawer test look like?
Test is positive if tibia translates posteriorly more than 6mm or if you experience a soft and mushy end feel