ICD-10 / XVII Congenital malformations, deformations and chromosomal abnormalities / Q65-Q79 Congenital malformations and deformations of the musculoskeletal system / Q67 Congenital musculoskeletal deformities of head, face, spine and chest / Q67.4 Other congenital deformities of skull, face and jawFrom parent levelsChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesOpenExclusionsinborn errors of metabolism (E70-E90)BlockQ65-Q79Congenital malformations and deformations of the musculoskeletal systemOpenCategoryQ67Congenital musculoskeletal deformities of head, face, spine and chestOpenExclusionscongenital malformation syndromes classified to Q87.-Potter syndrome (Q60.6)Q67.4CategoryBlock Q65-Q79Chapter XVIIOther congenital deformities of skull, face and jawInclusionsDepressions in skullDeviation of nasal septum, congenitalHemifacial atrophy or hypertrophySquashed or bent nose, congenitalExclusionsdentofacial anomalies [including malocclusion] (K07.-)syphilitic saddle nose (A50.5)