Related Experiment Video
Updated: May 17, 2026

Creation of Two Saccular Elastase-Digested Aneurysms with Different Hemodynamics in One Rabbit
Published on: April 15, 2021
Aneurysm of Vieussens' arterial ring in a patient studied with coronary computed tomography
Carlo N De Cecco1, Marco Rengo, Giuseppe Muscogiuri
1aDepartment of Radiological, Oncological and Pathological Sciences, University of Rome 'Sapienza' - Polo Pontino, Latina bDepartment of Radiological Sciences, University of Rome 'Sapienza' - St Andrea Hospital, Roma, Italy.
Abstract:
We present the case of Vieussens' arterial ring aneurysm in a patient who underwent coronary computed tomography. Vieussens' arterial ring is a remnant of the embryonic conotruncal circle. Only four cases of aneurysm are described in literature. This is the first reported case in which a dilated Vieussens' arterial ring is observed without coronary stenosis.
Related Concept Videos
Aneurysm II: Clinical Manifestations and Diagnostic Studies
Imaging Studies for Cardiovascular System V: CT
Imaging Studies for Cardiovascular System VI: Calcium -Scoring CT
Imaging Studies VII: Vascular Imaging
Thoracic Aorta
Imaging Studies for Cardiovascular System IV: CMRI
