22.
To perform this test the patient is in the prone position, the examiner stabilizes the pelvis on the nearest side by placing one hand firmly on the dorsum of the iliac bone. With the other hand around the patient’s ankle, the opposite knee is flexed to a right angle. The knee is flexed to its maximum without elevating the thigh from the examination table from this position, the examiner slowly pushes the leg laterally, causing strong internal rotation of the femoral head.The production of pelvic pain is a positive finding. The test is significant for a hip or sacroiliac lesion.