Oolani test is positive when the examiner hears the -

The hip and knee are held in a flexed position and gradually abducted.A click of entrance will be felt as the femoral head slips into acetabulum from position of dislocation. This test indicates reduction of the dislocated hip.It is done between 3&9 months . Barlows test and oolani test should be performed as screening test in all suspected CDH. REF:Essential ohopedics ,Maheshwari, 9th edition pg.no.221