Several genes have been reported to show a strong correlation with DDH, including GDF5, HOXB9, HOXD9, PAPPA2, COL1A1, ASPN, CX3CR1, UQCC, POLE, TBX4, MMP24, and NOTCH2 [3,4,5,8,9]. This evidence concerns the gene GDF5 and Hip dysplasia.