Fig. 4

Photographs and plain radiographs of the patient’s older sister. a, b The patient’s older sister had a nearly normal-appearing face. c, d At 6 years of age, plain radiographs revealed normal spine alignment. e However, bilateral coxa valga and Erlenmeyer flask deformities were noted at 6 years of age. f, g At age 9 years, thoracolumbar kyphoscoliosis was apparent. h The coxa valga and Erlenmeyer flask deformities were still present