Bounce home test for meniscus to knee joint :
- This test is used to for better understand of meniscus injury .
- It is a orthopedic test for to check the injury of meniscus of to knee joint.
- It is a test for to decreased of knee extension.
What is Purpose of bounce home test ?
- This test is used to for check to integrity of to meniscus .
- It is also used to for the check to meniscus injury means torn of meniscus.
How do you perform to bounce home test ?
- Starting position for to test is supine .
- Into supine position heel of to patient’s foot is hold in cupped manner in to examiner’s hand.
- Patient is knee is fully flexed & then the knee is passively allowed to extended .
- Knee is able to fully extend but with to sharp end feel.
Result of bounce home test ?
- This test is positive when to full extension of to knee is not complete / rubbery end feel means springy block.
- In this time something is blocking for full extension .
- It is indicate to torn of meniscus & other intra-articular pathology.
Modification of bounce home test ?
- There is a 2 modifications for to bounce home test .
First modification :
- It is described by to Oni .
- Named of modification is knee jerk test.
- In this test do the knee extension forcefully .
- So that pain is occurs in to area of tissue injury.
Second modification :
- It is describe by to Shybut & McGinty.
- In this modification do the simply forced of knee hyperextension.
- Test is positive when to feel the blocking of to forced hyperextension.
Evidence bounce home test ?
- Original bounce home test = There is no studies for investigating to sensitivity, specificity & diagnostic accuracy.
- Bounce home test which is described by to Shybut & McGinty :-
- Sensitivity of this modification = 47%
- Specificity of this modification = 67%
- Diagnostic accuracy of this modification = 51%.
- Knee jerk test modification which is described by to Oni = not to investigate .
