Malunion or abnormal union on the fracture segments, particularly in comminuted fractures, could be as a result of rotational errors and will end in hip pain and gait abnormalities. It could be managed by corrective osteotomy (earning cuts from the bone to relieve the symptoms and aid normal alignment). Dr https://www.theorthopaedicandpainpractice.com/subtrochanteric-fractures-what-is-it-2/