Radiographs of the left hip in a 13-year-old boy with SCFE. Anteroposterior (A) and lateral (B) radiographs immediately after in-situ fixation (ISF) for acute on chronic and stable type hips at 42 degrees of posterior tilting angle (PTA). A single screw was inserted from the lateral point. Anteroposterior (C) and lateral (D) radiographs at physeal closure. PTA was maintained without progression of the slip.