A 10-year-old male patient with Legg–Calve–Perthes disease of the left hip presented with progressive pain in the left hip of 6 months duration. The pain was exacerbated by daily life activity. Physical examination showed positive antalgic gait. Range of motion of the hip joint was limited, particularly flexion, abduction, and internal rotation. Plain radiographs showed lateral pillar type C.\nHe had an external fixator for 3 months. His Hip pain was improved from 7 to 1 point on the NRS at the final follow up. Moreover, the involved hip joint’s range of motion in flexion, internal rotation, and abduction was also improved compared with the preoperative values. On the radiological evaluation, the sphericity deviation score, epiphyseal index, and the cervical index were all improved at the final follow up (-).
A 9-year-old-male child with Legg–Calve–Perthes disease of the right hip presented with right sided hip pain and antalgic gait of 4 months duration. The pain led restriction of daily life activities. There were no associated constitutional symptoms. He had a painful limited range of motion of his hip on physical examination. Plain radiographs showed lateral pillar type C. The patient underwent same index procedure. The external fixation device was maintained for 3 months. No intraoperative complications were encountered. Postoperative protocol was followed smoothly. The postoperative course was uneventful. After removal of the external fixator, the patient showed improvement in the pain score and had a mild Trendelenburg gait. He had also improved range of motion of the involved hip joint. Radiologically, all scores that were tested, were improved at the final follow up. (-) and .