This chapter further discusses bone dysplasias and includes discussion on campomelic dysplasia, cousin dysplasia, spondylo-megaepiphyseal-metaphyseal dysplasia, cleidocranial dysplasia, Yunis-Varon syndrome, CDAGS, nail-patella syndrome, ischio-pubic-patellar dysplasia, ischiospinal dysostosis, and cerebro-costo-mandibular syndrome. Each discussion includes major radiographic features, major clinical findings, genetics, major differential diagnoses, and a bibliography.