title: Trigonocephaly and the Opitz C syndrome.
abstract: We present 12 cases of trigonocephaly of which six were associated with other malformations. On the basis of this experience we examine the diagnostic criteria for the presumed autosomal recessive trigonocephaly C syndrome.
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics*; D000328:Adult; D002675:Child, Preschool; D002872:Chromosome Deletion; D002900:Chromosomes, Human, 1-3; D003398:Craniosynostoses / Q000235:genetics*; D004569:Electroencephalography; D005260:Female; D005500:Follow-Up Studies; D005808:Genes, Recessive; D006801:Humans; D007223:Infant; D008607:Intellectual Disability / Q000235:genetics*; D007621:Karyotyping; D008297:Male; D012886:Skull / Q000002:abnormalities*; D013577:Syndrome