Alobar holoprosencephaly
ORPHA:93925· ICD-10 Q04.2
Definition
A severe form of holoprosencephaly characterized by a single brain ventricle and no interhemispheric fissure. Severe craniofacial features may manifest as cyclopia, ethmocephaly or cebocephaly.
- Prevalence
- 1-9 / 100 000
- Inheritance
- Multigenic/multifactorial, Not applicable
- Age of onset
- Infancy, Neonatal