Normal perfusion territories in a patient with a lacunar infarction Images Lacunar infarcts are small infarcts in the deeper parts of the brain. Lacunar infarcts are small (<15 mm) infarcts in the distal distribution of deep penetrating vessels (lenticulostriate, thalamoperforating, and pontine perforating . internal capsule infarct. ataxic hemiparesis syndrome: MCA perforators or basilar artery perforators. lacunar infarct · lacunar stroke syndromes. thalamic infarct.

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They result from occlusion of one of the small penetrating end arteries at the base of the brain and are due to fibrinoid degeneration.

Ischemic stroke in young adults: an overview of etiological aspects

Most lacunar infarcts are clinically silent, but repeated episodes are associated with vascular dementia. They are thought to result primarily from in situ microatheroma formation or lipohyalinosis lacunnar.


Pathologically, they are small holes of encephalomalacia and are traversed by a cob-web-like mesh of fibrous strands. The term was issuemico by Charles Miller Fishera Canadian neurologist, who described “lacunes” Latin: You can also scroll through stacks with your mouse wheel or the keyboard arrow keys.

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Lacunar stroke – definition of Lacunar stroke by The Free Dictionary

Cases and figures Imaging differential diagnosis. Read it at Google Books – Find it at Amazon.

Edit article Share article View revision history. Synonyms or Alternate Spellings: Lacunar infarction Lacunar infarcts.

Brain Ischemia – Vascular territories

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Case 6 Case 6. Perivascular spaces Perivascular spaces. Cryptococcus neoformans var gattii: Choroid fissure cyst Choroid fissure cyst. Loading Stack – 0 images remaining.