MONDO_0010310 (osteopathia striata with cranial sclerosis) (OS-CS) is a bone dysplasia characterized by longitudinal striations of the metaphyses of the long bones, sclerosis of the craniofacial bones, macrocephaly, cleft palate and hearing loss. Also known as: Osteopathia striata with cranial sclerosis, X-linked dominant, Robinow-Unger syndrome, hyperostosis generalisata with striations.