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[Anterior communicating artery: morphologic and structural aspects]

C Cavallotti, G Parziale, F Amenta

    Rivista Di Neurologia
    |May 1, 1980
    PubMed
    Summary
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    This study examined the anterior communicating artery in 40 adult brains, identifying six anatomical variants. Histological analysis revealed variations in the arterial wall structure among these variants.

    Area of Science:

    • Neuroanatomy
    • Vascular Anatomy
    • Histology

    Context:

    • The anterior communicating artery (ACoA) is a critical component of the Circle of Willis, supplying blood to the frontal lobes.
    • Variations in ACoA anatomy can impact cerebral blood flow and surgical approaches.
    • Understanding ACoA morphology is essential for neurosurgeons and neurologists.

    Purpose:

    • To document the gross anatomical variations of the anterior communicating artery.
    • To perform histological analysis of the ACoA wall in different anatomical variants.
    • To correlate gross anatomical findings with histological characteristics.

    Summary:

    • Gross anatomical examination of 40 adult human brains revealed six distinct anatomical variants of the anterior communicating artery.

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  • Histological investigation demonstrated that the ACoA wall comprises three layers: intima, media, and adventitia.
  • Significant differences in the histological structure of the arterial wall were observed among the identified anatomical variants.

    • Impact:

    • Provides detailed anatomical data on ACoA variations, aiding in surgical planning and interpretation of neuroimaging.
    • Highlights the histological heterogeneity of the ACoA wall, potentially influencing its biomechanical properties.
    • Contributes to a deeper understanding of cerebrovascular anatomy and its implications for neurological conditions.