Syndromes with holoprosencephaly as a major feature

Definition

Any syndrome caused by failure of the prosencephalon to divide in two during the antenatal period. These syndromes may present with closely spaced eyes, cyclopia, flat nasal bridge, single maxillary central incisor, small head size, and clefts of the lip and palate.

Also indexed as

Nearby in Syndromes with central nervous system anomalies as a major feature

• LD20.0Syndromes with cerebellar anomalies as a major feature
• LD20.1Syndromes with lissencephaly as a major feature
• LD20.2Syndromes with microcephaly as a major feature
• LD20.4Syndromes with brain calcifications as a major feature
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified