20 Questions
What is one of the 5 main causes of hemarthrosis in the knee?
Meniscus tears
What deformity is associated with lateral arthritis in the knee?
Knock knees
Which tool is used to measure the range of motion for the knees?
Goniometer
How is an MCL tear detected?
Valgus testing
What does a positive McMurray test indicate?
Meniscal tear
What does Apley's compression test detect?
Meniscal tears
What is the appropriate technique to detect a patellar instability during the apprehension test?
Applying lateral and downward pressure to the patella
How is a meniscal tear detected using the McMurray test?
Pain with external rotation of the knee
What is the main cause of posterior patellar fullness in the knee?
Baker's cyst
What does valgus testing help diagnose in the knee?
MCL tears
It is important to look at the contralateral knee, or the “non-injured” knee first to compare range of motion and special test
True
If swelling of the knee occurs within one hour of the injury, it is a hemarthrosis, which means the knee has filled with:
blood
The normal flexion range for the knee is _____ degrees
135
The ____________ determines the presence of patellar instability by seeing if the patient has apprehension to patella lateral movement
apprehension test
The posterior drawer test is used to detect PCL tears by pushing the tibia posteriorly to look for a “_____ sign,” which would make the test positive .
sag
What is the gold standard test for ACL tears?
Lachman
An abnormal Q-angle for men is greater than ____ degrees, and for women is greater than ____ degrees.
men = 15, women = 19
The patellar grind test is when the provider applies downward and medial pressure to the patella, and if grinding is detected when the patient contracts their quadricep muscle, it is positive for detecting:
patellofemoral syndrome
Why is it important not to inject cortisone into the patellar tendon in cases of patellar tendonitis?
To prevent tendon rupture
Which muscle group should be targeted for strengthening in Patellofemoral syndrome using physical therapy?
Quadriceps
Learn important tips for examining the knee, including comparing range of motion, special tests, and causes of hemarthrosis. Understand the significance of examining the contralateral knee and the joint above and below the affected joint.
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