News

Arachnoid Cyst of the Middle Cranial Fossa: Axial CT scans. Note the large, left sided cystic lesion. Also, note the mild mass effect on the left hemisphere (i.e. compression of the left frontal lobe ...
Arachnoid Cyst of the Posterior Cranial Fossa: (Left) T1-weighted axial MRI; (Right) T2-weighted axial image. Note the large cystic lesion in the posterior fossa. As the cyst contains fluid, it is ...