Fig. 1. Preoperative Brain T1 contrast-enhanced MRI showing all ETMR occurring in the posterior fossa. (a, b) Patients 1 and 2 had ETMR in the 4th ventricle, (c) while it presented in the pineal gland for patient 3. (d) Patient 4 had an ETMR (white arrow) initially thought to be a vestibular schwannoma in the cerebellopontine angle.
© Exp Neurobiol
