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[Bühler's anastomosis (author's transl)]
Summary
The arc of Bühler, an embryological remnant, was found in 14 of 340 visceral arteriographic studies. This finding aids in interpreting visceral artery collaterals and planning angiographic procedures.
Area of Science:
- Vascular anatomy
- Embryology
- Interventional radiology
Background:
- The arc of Bühler represents an embryological persistence of the ventral longitudinal anastomosis.
- Understanding visceral artery anatomy is crucial for interpreting collateral circulation.
- Anastomotic variations can influence hemodynamic patterns in the upper visceral arteries.
Purpose of the Study:
- To report the incidence of the arc of Bühler in a patient cohort.
- To discuss the implications of the arc of Bühler for angiographic interpretation.
- To highlight the role of this anatomical variant in visceral collateral pathways.
Main Methods:
- Retrospective analysis of 340 selective celiac and superior mesenteric arteriographic studies.
- Identification and documentation of the presence of the arc of Bühler.
Main Results:
- The arc of Bühler was identified in 14 cases (4.1% incidence).
- Demonstration of the arc of Bühler's potential as a collateral pathway.
- Correlation of findings with hemodynamic alterations in upper visceral arteries.
Conclusions:
- The arc of Bühler is a significant anatomical variant with embryological origins.
- Recognition of the arc of Bühler is essential for accurate interpretation of visceral collateral circulation.
- Knowledge of this variant can guide and improve the planning of angiographic interventions.