disease arises from structure disease arises from alteration in structure 14q12 (Human) syndrome caused by partial chromosomal deletion 14q12 microdeletion syndrome https://github.com/monarch-initiative/mondo/issues/3664 https://www.malacards.org/card/foxg1_syndrome_due_to_14q12_microdeletion Del(14)(q12) SCTID:719574007 14q12 microdeletion syndrome is a recently described syndrome characterized by severe intellectual deficit, with a normal neonatal period, followed by a phase of regression at the age of 3-6 months. MEDGEN:930909 Orphanet:261144 MONDO:0016833 UMLS:C4305240 GARD:0020771 monosomy 14q12 partial deletion of the long arm of chromosome 14