<prompt> Which of the following test is used to diagnose congenital dislocation of hip?Oolani testCozens testMcMurrays testNone of the above  <response>: Oolani and Barlows test are used to diagnose congenital dislocation of hip. Cozens test is positive in tennis elbow. McMurrays test is used to detect meniscus injury. Reference: Essential Ohopaedics By J Maheswari, 3rd edition page 201. 