Clinical Images: Cerebral autosomal-dominant arteriopathy with subcortical infarcts and leukoencephalopathy syndrome, a central nervous system vasculitis mimic

A 37-year-old male with diabetes mellitus and hypertension presented with severe headache. Over a one-month period, magnetic resonance imaging showed acute strokes in the right paramedian pons, left thalamus/globus pallidus/subinsula, and right corona radiata. Evaluation for primary angiitis of the central nervous system (PACNS) included lumbar puncture revealing 7 white blood cells, normal protein and glucose.