This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hip, Spine, Neck, and Shoulder Problems, Subject name: Orthopaedics
[{'content': "Ortolani's test is used to diagnose - \nSelect and explain. \nA. Congentital coxa vara, B. Slipped Capital femoral epiphysis, C. Developmental dysplasia of the hip, D. Perthe's disease", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Developmental dysplasia of the hip o Two commonly used clinical test for DDH/CDH are:-i) Barlow's testii) Ortolani's testo Barlow's test# Part 1 - Click sound (clunck) of dislocation on adduction.# Part 2 - Click sound (clunck) of reduction on abductiono Ortolanis test# Click sound (clunk) of reduction on abduction.Note:o If both Barlow's test and ortolani's test are given as options in the same question, go ahead with ortolani's test as some clinicians do not consider part 2 as Barlow's test.", 'role': 'assistant'}]