Figure 4.
MRI in patient with autoimmune encephalopathy due to LGI1 antibodies. Note the high signal return from the swollen left basal ganglia on T2 (A), FLAIR (B) and DWI (C) sequences but restriction is not confirmed on ADC mapping (D). ADC, apparent diffusion coefficient; DWI, diffusion-weighted images; LGI1, Leucine-rich, glioma-inactivated antibodies-1.