Vertebrobasilar Artery Insufficiency Test | Rationale & Interpretation

The video tutorial covers the basilar artery insufficiency test, explaining its purpose, significance, and how to perform it in both supine and seated positions. It highlights the symptoms indicating a positive test and discusses the test's sensitivity and specificity. The tutorial also provides an anatomical explanation of how the test works, focusing on the vertebral arteries and their role in blood flow to the brainstem.

What should be done if a positive test result is obtained?

What happens to the vertebral artery when it is stretched during the test?

How does the test differentiate between insufficiency in the right and left vertebral arteries?