Other congenital malformations of skull and face bones Excludes1congenital malformation of face NOS (Q18.-)congenital malformation syndromes classified to Q87.-dentofacial anomalies [including malocclusion] (M26.-)musculoskeletal deformities of head and face (Q67.0-Q67.4)skull defects associated with congenital anomalies of brain such as:anencephaly (Q00.0)encephalocele (Q01.-)hydrocephalus (Q03.-)microcephaly (Q02)