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What is Trendelenburg's test positive in all EXCEPT: and explain in detail?
D i.e. Tuberculosis of hip joint - Trendelenberg's test is done to assess the integrity of abductor mechanism. It is positive in the conditions in which any of the three - fulcrum, lever or power is affected eg. dislocation of hipQ, fracture neck femurQ and abductor paralysis d/t polio or superior gluteal nerve palsyQ - Trendelenberg's test may be positive in TB hip only in late stages when the head of femur is destroyed.