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Contrast Enhanced Vessel Imaging using MicroCT
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Update in imaging for large vessel vasculitis.

Berit D Nielsen1, Luca Seitz2, Wolfgang A Schmidt3

  • 1Department of Rheumatology, Aarhus University Hospital, Palle Juul-Jensens Boulevard 59, 8200, Ã…rhus N, Denmark; Department of Clinical Medicine, Health, Aarhus University, Aarhus, Denmark; Department of Internal Medicine, Horsens Regional Hospital, Sundvej 30, 8700, Horsens, Denmark.

Best Practice & Research. Clinical Rheumatology
|April 3, 2025
PubMed
Summary
This summary is machine-generated.

Diagnostic imaging like ultrasound and MRI is key for diagnosing giant cell arteritis (GCA) and Takayasu arteritis (TAK). These methods help assess vascular inflammation and damage, guiding patient management.

Keywords:
Diagnostic imagingGiant cell arteritisLarge vessel vasculitisMagnetic ressonance imagingMonitoringPositron emissions tomographyTakayasu arteritisVascular ultrasound

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Area of Science:

  • Rheumatology and diagnostic imaging.

Background:

  • Giant cell arteritis (GCA) and Takayasu arteritis (TAK) are large vessel vasculitides requiring accurate diagnosis.
  • Diagnostic imaging plays a crucial role in confirming these conditions and monitoring vascular damage.

Purpose of the Study:

  • To review the advantages, limitations, applications, and pitfalls of various imaging modalities for GCA and TAK.
  • To discuss the role of imaging in the diagnosis and management of these arteritis types.

Main Methods:

  • Review of current literature on diagnostic imaging for GCA and TAK.
  • Discussion of ultrasound, MRI, and 18F-FDG PET/CT in visualizing vascular inflammation.
  • Analysis of ultrasound, MR-angiography, and CT-angiography for assessing morphologic changes.

Main Results:

  • Ultrasound and MRI are recommended as first-line diagnostic tests for GCA and TAK, respectively.
  • Choice of imaging modality depends on local expertise, availability, and differential diagnoses.
  • All modalities have distinct advantages and limitations for diagnosis and follow-up.

Conclusions:

  • Imaging is essential for confirming suspected GCA and TAK and assessing vascular damage.
  • Further research is needed to optimize imaging's role in monitoring disease activity and guiding treatment.
  • A comprehensive understanding of each modality's pros and cons is vital for effective clinical application.