Trigeminal schwannoma

Case contributed by Frank Gaillard
Diagnosis almost certain

Presentation

Right facial sensory changes.

mri

A large heterogeneous mass fills Meckle's cave and extends into the posterior fossa. It has cystic components. 

Features are consistent with trigeminal nerve schwannoma. 

Case Discussion

Typical appearances of a pathologically proven trigeminal nerve schwannoma. 

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