Figure 2
From: Clinico-radiologic subtypes and therapeutic observation of acute Marchiafava-Bignami disease

Type B acute MBD. Axial MRI scans displayed a focal lesion in the splenium, showing symmetrical hyperintensity on DWI (a) and hypointensity on the ADC map (b). Seven days after treatment, the lesion disappeared on the DWI (c) and ADC map (d).