A right parietal external ventricular drainage (EVD) tube is noted.
Corpus callosum agenesis is noted.
Bilateral asymmetrical dilatation of both occipital horns of lateral ventricles, suggesting colpocephaly, along with prominent temporal horns.
The fourth ventricle appears not dilated.
A large right parasagittal interhemispheric multilocular cystic lesion has no obvious communication with lateral or third ventricles.
There is evidence of focal right parietal periventricular gray matter heterotopia.
No evidence of an intra-cystic hyperdense component.
Unremarkable posterior fossa structures apart from the mega cisterna magna.