Bone Abstracts

Lack of extension of the knee and fixed flexion of the knee may occur in patients with arthrogryposis, rheumatoid arthritis, achondroplasia, osteogenesis imperfecta, cerebral palsy and other conditions. They develop a crouch gait and this is an energy non-efficient condition that causes a compensatory flexion deformity of the hip and lumbar lordosis. Recommended treatments have included bracing, physical therapy, posterior release, distal femoral osteotomy or progressive distr...