Abstract
We treated 3 siblings for slipped capital femoral epiphysis (SCFE). the first, a girl, was admitted when she was 13 years old who had had left hip and knee pain for 3 months. Radiography showed a SCFE with a slip angle of 60° on the Lauenstein view. the girl was overweight, 62.5 kg, while her height was 148 cm. Menarche had not taken place yet, the size of the mammae was Tanner I. She was treated with a subtrochanteric osteotomy (Southwick 1967).