Abnormality | No. of Cases |
---|---|
Isolated ventriculomegaly | 4 |
Myelomeningocele and Chiari II malformation (see Fig 3) | 4 |
Dandy-Walker malformation | 3 |
Holoprosencephaly | 2 |
Germinal matrix hemorrhage | 1 |
Hypoxic or ischemic damage | 1 |
Ruptured arteriovenous malformation | 1 |
Diastematomyelia | 1 |