Cysts Atypical Epidermoid cyst Cavum septi pellucidi Galassi type III-Arachnoid Cyst Pineal epidermoid cyst Intradiploic Epidermoid Inclusion Cyst Intraventricular Epidermoid Cyst Hyperintense T1 Epidermoid Cyst in the prepontine area Epidermoid Cyst in the Cerebellopontine Angle Rathke Cleft Cyst. Neuroglial cyst Lumbar Synovial Cysts Trichilemmal tumors (PTT) Pineal cysts Fourth ventricle neurocysticercosis