This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital Dislocation of Hip (C.D.H.), Subject name: Orthopaedics
[{'content': 'Following are the clinical tests used in diagnosis ofCDH - \nSelect and explain. \nA. Barlow test, B. Ortolani test, C. Both of the above, D. None of the above', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. is "c\' i.e., Both of the above Clinical tests for CDH/DDHo In infancy two tests are used.Barlow\'s testo This test is done within 2-3 days of birth.o The test has two partsPart 1 Infant is in supine position with hip and knee in 90deg of flexion. The hip is slowly adducted & pushed to dislocate the hip and one can hear a clunck of exit of femoral head out of the acetabulum.Part 2 Now the hip is gentely abducted and pulled to reduce the hip. This will cause \'clunk\' indicating reduction of hip.o It is quite obvious that part 1 can be done only dislocatable hip; but not in already dislocated hip as the head is already out of the acetabulum.Ortolanfs testo This test is similar to 2nd - part of Barlow\'s test, i.e. slow abduction of hip in flexed position of hip & knee to reduce the hip.', 'role': 'assistant'}]