has material basis in germline mutation in HYCC1 syndromic intellectual disability hypomyelinating leukodystrophy 5 https://github.com/monarch-initiative/mondo/issues/5588 https://www.malacards.org/card/leukodystrophy_hypomyelinating_5 hypomyelination and congenital cataract DOID:0060793 hypomyelination-congenital cataract syndrome GARD:0011980 hypomyelinating leukodystrophy type 5 OMIM:610532 MEDGEN:501134 leukodystrophy, hypomyelinating, 5 MESH:C567166 Orphanet:85163 FAM126A leukodystrophy hypomyelination and congenital cataract: HCC HLD5 UMLS:C1864663 NANDO:1200584 ICD9:341.8 Hypomyelination-congenital cataract is characterized by the onset of cataract either at birth or in the first two months of life, delayed psychomotor development by the end of the first year of life and moderate intellectual deficit. hypomyelination - congenital cataract leukodystrophy, hypomyelinating, type 5 leukodystrophy caused by mutation in FAM126A SCTID:702379005 NANDO:2201296 MONDO:0012514 leukodystrophy