“…One-stage long-stem TKA restores limb alignment and facilitates fracture healing, with excellent outcome. [1][2][3] and rheumatoid arthritis, 4,5 osteoarthritis, [6][7][8] osteoporosis, 1 post-traumatic deformity, 9 deformed degenerate knees, 4,10 Paget's disease, 11 pyrophosphate arthropathy, 12 and knee arthroplasty (unicondylar and navigated) [13][14][15][16] in elderly people. Stress fractures are usually treated by rest and/or casting 6,10,17 and rarely surgery.…”