Knee stiffness: Some knee stiffness is inescapable after a supracondylar (distal) femur fracture, but going your knee immediately just after surgical treatment can lower the potential risk of getting rid of some knee motion. Likely, by far the most entire classification would be the AO classification which mixes the fracture https://www.theorthopaedicandpainpractice.com/proximal-femur-fractures-neck-of-femur-and-intertrochanteric/