Two healthy half-sisters. Cauliflower deformity of ears occurred in the first weeks of life. Cervical kyphosis with C3-C4 deformity and instability since first year of life. No neurologic involvement. Progressive genu valgum and increased flexion contractures of knees and hips are now compromising the walking ability of the patient.
Feet are now plantigrade but with some residual deformity.
Extension osteotomies for hip and knees. Beighton P. Inherited disorders of the skeleton. Disorders of the spine in diastrophic dysplasia. J. Bone Joint Surg. Lethal and non-lethal diastrophic dysplasia.