[Planning of corrective osteotomies of the lower limb].

Deformities of the lower extremities can result in local complications, chronic pain and early arthritis. To correct these deformities, several techniques of osteotomies are available. In general continuous deformity correction and acute, one step procedures are available. The exact diagnostics and precise planning of the operative correction is crucial to avoid iatrogenic complications. This summary describes basic principles and indications for different types of osteotomies.