Fig. 8From: Beyond the embolus: “do not miss” diffusion abnormalities of ischaemic and non-ischaemic neurological diseaseHerpes simplex virus encephalopathy. Seventy-one-year-old man with fever and encephalopathy. DWI demonstrates cortical increased signal within the left anterior cingulate and left insula (a) and the left mesial temporal lobe (b). FLAIR demonstrates corresponding increased signal (c). Note sparing of basal ganglia and thalami in (a)Back to article page