Vertebral artery | Radiology Reference Article - Radiopaedia.org
Feb 10, 2024 · The origin of the vertebral arteries is usually from the posterior superior part of the subclavian arteries bilaterally, although the origin can be variable: brachiocephalic artery (on …
Aortic Arch Variants and Anomalies: Embryology, Imaging …
Four types of aortic arch are recognized: left-sided aortic arch (LAA), right-sided aortic arch (RAA), double aortic arch, and cervical aortic arch. In addition, the branching pattern of major …
Anomalies and anatomical variants of the aortic arch and origin …
The most common anatomy of the aortic arch, present in approximately 70% of humans, is represented by three great vessels originating from it: innominate artery (IA), left common …
Aortic Arch Anomalies - Radiology Key
Mar 14, 2016 · Right aortic arch occurs when the aortic arch both originates and descends to the right of the vertebral bodies. The incidence of right aortic arch is approximately 0.1 % or less of …
Right aortic arch analysis – Anatomical variant or serious vascular ...
Apr 19, 2017 · The right-sided aortic arch (RAA) is a rare congenital defect of the aorta. The aim of the study was to assess the occurrence of RAA in diagnoses performed by the University …
We report a case in which the right vertebral artery originates from the left side of the arch and crosses to the right, but the origin is proximal to the left subclavian artery (Figs. 1, 2, and 3). …
Congenital Variants and Anomalies of the Aortic Arch
Nov 18, 2016 · Arch variants that form a vascular ring, such as double aortic arch, can result in respiratory distress due to tracheal compression. Certain arch anomalies are strongly …
Right aortic arch and its variants - Journal of Cardiovascular …
A right aortic arch can occur in isolation or in association with congenital heart disease, especially tetralogy of Fallot and truncus arteriosus. Edwards’ embryologic double aortic arch model can …
Embryology and Anatomy of the Vertebral Artery | SpringerLink
Oct 1, 2023 · Classically right and left vertebral arteries arise from the posterosuperior aspect of the first part of subclavian artery (SBA) [17] but different angiographic and anatomic post …
Fenestration of the vertebral artery in a polytrauma patient: A ...
3 days ago · Fenestration of the vertebral artery is a rare anatomical variation (0.10%–1.95% of the population) [3], [4] involving a luminal division of the artery, with a single origin into two …