Figure 2. A 78-year-old female patient presented with an acute left transient ischemic attack. A, Bilateral focal vessel wall lesions were
observed in the middle cerebral arteries on the transverse T1-weighted volumetric isotropically reconstructed turbo spin echo acquisition
image (arrows in A). Sagittal image reconstructions of the (B) right middle cerebral artery (MCA) lesion and (C) left MCA lesion showing
that both lesions are eccentric. D, Transverse time-of-flight magnetic resonance angiography shows a corresponding symptomatic left
MCA stenosis and an asymptomatic irregular right MCA (arrows in D).