Abstract Erratum to: J Child Orthop 1:27–32 DOI 10.1007/s11832-007-0007-7 Figures 1 and 2 were presented in the wrong order. The correctly numbered figures are reproduced here. OPEN IN VIEWERFig. 1Deformed femoral head classed as Stulberg III OPEN IN VIEWERFig. 2Deformed femoral head classed as Stulberg IV