Cyclopia
Cyclopia (named after the Greek mythology character cyclopes), also known as alobar holoprosencephaly, is the most extreme form of holoprosencephaly and is a congenital disorder (birth defect) characterized by the failure of the embryonic prosencephalon to properly divide the orbits of the eye into two cavities. Its incidence is 1 in 16,000 in born animals and 1 in 200 in miscarried fetuses.
| Cyclopia | |
|---|---|
| Other names | Cyclocephaly, synophthalmia |
| Fetuses with cyclopia | |
| Specialty | Medical genetics |
| Usual onset | During embryonic development |
| Duration | lifelong |
| Prognosis | Always fatal within a day |
| Frequency | 1 in 100,000 births |
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