Fig. 3From: High resolution magnetic resonance imaging in pathogenesis diagnosis of single lenticulostriate infarction with nonstenotic middle cerebral artery, a retrospective studyMechanisms of single lenticulostriate infarction: (a) Large proximal infarction lesion caused by plaque within parent artery(MCA) blocking the lenticulostriate artery orifice; (b) Proximal infarction lesion caused by microatheroma in the orifice of the lenticulostriate artery itself; (c) Distal lacunar infarction lesion caused by small vessel occlusionBack to article page