Fig. 2From: Percutaneous medial hemi-epiphysiodesis using a transphyseal screw for caput valgum associated with developmental dysplasia of the hip a A 8.2-year-old female patient was treated for developmental dysplasia of the hip by open reduction at age 2.0 years, showing caput valgum with Hilgenreiner-epiphyseal angle (HEA) -9°. b Medial screw hemi-epiphysiodesis changed the HEA to 5° in 1 year. c At age 10.9 years, the HEA remained at 25°Back to article page