Developmental bone biology -- Imaging approaches for epiphyseal assessment -- Developmental dysplasia of the hip -- Legg-Calve-Perthes Disease -- Coxa Vara in developmental and acquired abnormalities of the femur -- Developmental disorders of the knee -- Deformities due to disorders primarily affecting the epiphyses and metaphyses -- Lower extremity length discrepancies -- Skeletal dysplasias -- Epiphyseal and metaphyseal involvement with metabolic, inflammatory, neoplastic, infectious, and hematologic disorders