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Intracranial Arteriovenous Malformations

  • Joined: May 12, 2024
  • Articles: 42

Pathology and Genetics

Pearls AVMs can be the result of one abnormal connection (fistular AVM) or multiple abnormal connections (racemose AVM). Lack of a capillary bed in iAVMs results in abnormal anatomy in all vessels involved: arteries, nidus, and veins. AVM formation is…

Anatomy and Histology of Intracranial AVMs

Pearls Intracranial AVMs are focal abnormal conglomerations of dilated arteries and veins that pulsate in the sulci and gyri of the brain and can cause stroke if they rupture. The pathogenesis of iAVMs remains poorly understood, and traditional theories regarding…