Tags Archives: Cerebral collateral circulation

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Pre-operative transcranial Doppler ultrasound assessment of cerebral collateral circulation in children undergoing veno-arterial extracorporeal membrane oxygenation or cardiac surgery

Abstract Children requiring veno-arterial extracorporeal membrane oxygenation (VA ECMO) or cardiac surgery often undergo cervical cannulation or carotid artery clamping, which can interrupt cerebral circulation. Inadequate collateral flow through the..

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Morphologic variants of the Cerebral Arterial Circle on computed tomographic angiography (CTA): a large retrospective study

Abstract Purpose To confirm and illustrate the great variability of morphology of the Cerebral Arterial Circle (CAC)—also commonly called “Circle of Willis”—in current clinical Computed Tomography Angiography (CTA) practice. Methods..

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