Stress fracture after high tibial osteotomy: a case report.

In summary, a case report is presented of the rare complication of a stress fracture of the tibia following a high tibial osteotomy. The stress fracture is thought to result from: (1) Local osteoporosis (2) Abnormal stress secondary to the malunion of the tibial osteotomy (3) Fibula non union resulting in impairment of the tibia to withstand cyclic loading with weight bearing.