| Definition: |
An orofaciodigital syndrome that is characterized by severe microcephaly, trigonocephaly, severe intellectual disability and micropenis, in addition to oral, facial and digital malformations (gingival frenulae, lingual hamartomas, cleft/lobulated tongue, cleft palate, telecanthus, up-slanting palpebral fissures, microretrognathia, postaxial polydactyly of hands and duplication of hallux) that has_material_basis_in homozygous or compound heterozygous mutation in the C2CD3 gene on chromosome 11q13. |