This is a test for irritation of higher nerve roots - L4 and above.
The patient is positioned lying face downwards, and with the knee flexed, the hip is lifted into extension. Lumbar root irritation tension may cause pain to be felt in the front of the thigh and the back.
Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.