preferred_name: megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome 1
preferred_name_lc: megalencephaly-polymicrogyria-polydactyly-hydrocephalus syndrome 1
label: MEGALENCEPHALY, MEGA CORPUS CALLOSUM, AND COMPLETE LACK OF MOTOR DEVELOPMENT
label_lc: megalencephaly, mega corpus callosum, and complete lack of motor development