Table 1. Prevalence of Fetal Central Nervous System Anomalies Detected by MRI During a Two-Year Surveillance Period in a Referral Center in Southern Iran.
| Disease | No. (%) |
|---|---|
| Dandy-Walker variant | 3/18 (16.6) |
| Arnold-Chiari II with myelomeningocele | 3/18 (16.6) |
| Partial agenesis of corpus callosum | 2/18 (11.1) |
| Aqueductal stenosis | 2/18 (11.1) |
| Complete agenesis of corpus callosum | 2/18 (11.1) |
| Complete agenesis of corpus callosum + schizencephaly | 1/18 (5.5) |
| Arnold-Chiari II without myelomeningocele | 1/18 (5.5) |
| Anterior spina bifida+ neurenteric cyst | 1/18 (5.5) |
| Arachnoid cyst | 1/18 (5.5) |
| Lissencephaly | 1/18 (5.5) |
| Isolated enlarged cisterna magna | 1/18 (5.5) |