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Updated: Jun 27, 2025

Three-Dimensional Imaging of Aortic Tissues in Atherosclerosis
Published on: October 25, 2024
Multimodality imaging to assess diagnosis and evaluate complications of large vesselarteritis
Ayaz Aghayev1, Brittany Weber2, Tiago Lins de Carvalho1
1Cardiovascular Imaging Program, Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA.
Insights
Large-vessel vasculitis, including giant cell arteritis and Takayasu
Area of Science:
- Rheumatology and Immunology
- Cardiovascular Imaging
Background:
- Vasculitis classification is based on affected blood vessel size: large, medium, and small.
- Large-vessel vasculitis, such as giant cell arteritis (GCA) and Takayasu's arteritis (TAK), can cause lumen narrowing.
- Complications of arterial narrowing include vision loss, stroke, limb ischemia, and heart failure.
Purpose of the Study:
- To review the current status of multimodality imaging for diagnosing large-vessel vasculitis.
- To identify vascular complications associated with large-vessel vasculitis using imaging.
- To highlight the role of imaging in managing patients with large-vessel vasculitis.
Main Methods:
- Review of current literature on multimodality imaging in large-vessel vasculitis.
- Discussion of established and emerging imaging techniques.
- Focus on diagnostic accuracy and therapeutic monitoring applications.
Main Results:
- Imaging tools are crucial for diagnosing large-vessel vasculitis.
- Imaging aids in monitoring disease activity and assessing vascular damage.
- Multimodality imaging provides comprehensive information on complications.
Conclusions:
- Multimodality imaging is essential for the diagnosis and management of large-vessel vasculitis.
- Imaging plays a key role in detecting and characterizing vascular complications.
- Advanced imaging techniques improve patient outcomes by guiding therapy.
Abstract:
Different types of vasculitis can be distinguished according to the blood vessel's size that is preferentially affected: large-vessel, medium-vessel, and small-vessel vasculitides. Giant cell arteritis (GCA) and Takayasu's arteritis (TAK) are the main forms of large-vessel vasculitis, and may lead to lumen narrowing. Clinical manifestations of arterial narrowing on the short- and long term include vision loss, stroke, limb ischemia, and heart failure. Imaging tools are well established diagnostic tests for large-vessel vasculitis and may aid therapy monitoring in selected cases while providing important information regarding the occurrence of vascular damage, tissue and organ complications. This review aims to provide the current status of multimodality imaging for the diagnosis and identification of vascular complications in the field of large vessel vasculitis.
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