Figure 3From: Bilateral posterior RION after concomitant radiochemotherapy with temozolomide in a patient with glioblastoma multiforme: a case report Images 5 months after cessation of radiation. T1 weighted gadolinium enhanced magnetic resonance imaging revealing subtle contrast enhancement of the left and right prechiasmatic optic nerve 5 months after cessation of radiation when bilateral amaurosis occurred. Note that there is no infiltration of the chiasm by tumor recurrence.Back to article page