Proximal tibial osteotomy.
D000367:Age Factors; D003286:Contracture / Q000628:therapy; D006801:Humans; D007719:Knee Joint / Q000601:surgery; D010003:Osteoarthritis / Q000601:surgery; D010027:Osteotomy / Q000379:methods*; D011182:Postoperative Care; D011183:Postoperative Complications; D013977:Tibia / Q000601:surgery*