Conclusions: A subtrochanteric valgus osteotomy is effective in treating a nonunion of proximal femoral fractures, especially in patients with mild leg length discrepancies.

• 结论：转子下外翻切骨术用来治疗股骨近端骨折不愈合是有效的方法，尤其当病人有轻微的长短脚时。