Anatomical variations of the extracranial internal carotid artery: prevalence, risk factors, and imaging insights from CT-angiography
Aida Barfzadeh,
Mohammad Saba,
Pouria Pourzand
et al.
Abstract:Purpose
To determine the prevalence of different EICA variations in CT angiography (CTA) of the neck and its predisposing factors.
Methods
In this prospective study from 2021 to 2023 that was conducted in the radiology department of Shafa Hospital, Kerman, Iran, all patients who had undergone neck CTA were invited to participate in the study. Expert radiologists blindly examined each CTA image for the following: EICA variations—coiling, kinking, straight morphology, and tortuosity—and the distance between th… Show more
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