Arachnoid Cyst of the Posterior Cranial Fossa: (Left) T1-weighted axial MRI ... Rarely, they can enlarge and present as a mass lesion with focal neurological signs, seizures or hydrocephalus.

Following routine prepping, positioning, and registration, a classic curvilinear left posterior fossa incision was made. Following extensive stripping and retraction of occipital and cervical ...

Arachnoid Cyst of the Posterior Cranial Fossa: (Left) T1-weighted axial MRI ... Rarely, they can enlarge and present as a mass lesion with focal neurological signs, seizures or hydrocephalus.