Congenital limb deformity correction encompasses a range of surgical procedures to straighten, lengthen, or reshape limbs that have developed abnormally. Techniques include guided growth, osteotomy, and gradual correction with fixators.
The approach depends on the deformity. Guided growth: small plates placed across one side of a growth plate to gradually straighten a crooked bone as the child grows. Corrective osteotomy: the bone is cut, realigned, and fixed with a plate or nail. Gradual correction: an external fixator (Ilizarov or Taylor Spatial Frame) is applied after osteotomy, allowing slow, precise correction of complex deformities over weeks. These techniques may be combined.
Surgery is recommended for progressive or functionally significant limb deformity affecting gait, joint loading, or cosmesis. Common conditions include congenital femoral deficiency, fibular hemimelia, tibial bowing, Blount's disease, and post-traumatic growth disturbance.
Observation (for mild deformity that may improve with growth), orthotics and bracing, shoe raises (for mild leg length discrepancy), and prosthetics (for severe deficiency).
Standing alignment X-rays, CT with 3D reconstruction, and mechanical axis planning. Multiple specialists may be involved. Psychological preparation of the child and family.
Improved limb alignment, equalised leg lengths, better gait mechanics, and improved joint longevity. The goal is a functional, well-aligned limb that will serve the child into adulthood.
Gradual correction may take months. Multiple procedures over childhood may be needed.
Very common with external fixators.
During frame treatment.
Prolonged treatment is challenging for children and families.
The correction may not be perfect.
Bone healing before correction is complete.
Particularly peroneal nerve with angular correction.
Osteotomy may fail to heal.
Deformity may recur with growth.
During lengthening or angular correction.
General anaesthesia. Multiple anaesthetics may be needed throughout treatment.
Varies greatly depending on the procedure. Guided growth plates are minimally invasive with rapid recovery. Osteotomy requires six to eight weeks of restricted weight-bearing. External fixator treatment lasts months with regular adjustments. Physiotherapy throughout. Long-term follow-up until skeletal maturity.
Regular clinic visits throughout treatment and until skeletal maturity. Frequent X-rays during correction.
This depends on the condition and severity. Some children need a single procedure. Others with complex deformity or ongoing growth disturbance may need multiple operations throughout childhood.
Timing depends on the condition. Guided growth is best during active growth (typically 8–14 years). Some conditions require early intervention. Your surgeon will plan the optimal timing.