After the surgery the muscle strength becomes very low and the muscle girth and the girth of the limb decreases and  weight bearing on a weak limb  leads to angulation or malalignment. It looks thin and sometimes after long walk or standing creates pain. It needs proper and Vigorous Physiotherapy to increase the muscle bulk, strength and girth. It increases the coordination and balance also. Some stretching & strengthening exercises maintains the right angulation

Hi. See one of orthopaedicians nearby. They might ask you for exercises. First your history needs a review.

Hi dere I will respond you better of I can see ur records and old x rays..  Detail examination and history is required den one can comment and give u consult. Or show me at pancham hospital,  ludhiana.