Extension-Rotation & Kemp Tests | Rationale & Interpretation

The video tutorial explains the assessment of Zygapophyseal joint dysfunction using the extension rotation test. It details patient positioning, test execution, and interpretation of results, including the identification of facet joint dysfunction and lumbar radiculopathy. The Kemp test is introduced as a follow-up for radicular symptoms, with a comparison of its psychometrics to other tests like the cross straight leg raise.

What is the purpose of the extension rotation test in assessing lumbar spine conditions?

Describe the patient positioning required to perform the extension rotation test.

Explain the significance of manual contact during the extension rotation test.

What indicates a positive result in the extension rotation test?

How can localized low back pain during the test be interpreted?

What additional step is involved in the Kemp test compared to the extension rotation test?

Discuss the psychometric properties of the Kemp test as mentioned in the text.