May Be Caused by

Abscess

Arachnoid cyst

Brain stem glioma

Cystic astrocytoma

Cysticercosis

Dandy-Walker malformation

Dandy-Walker variant

Dermoid

Ependymal cyst

Ependymoma

Epidermoid

Giant cisterna magna

Granulomatous infection

Hemangioblastoma

Hydatid disease

Medulloblastoma

Metastasis

Paragonimiasis