Close
A cystic suprasellar mass extends into the left ambient cistern and middle cranial fossa. It has near CSF intensity on T2 but is hyperintense on T1 and does not attenuate on FLAIR. No diffusion restriction or convincing solid enhancing or fatty component. No diffusion restriction (which excludes an epidermoid cyst).
The differential diagnosis includes adamantinomatous craniopharyngioma, neuroenteric cyst, teratoma or complicated arachnoid cyst.