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Abdominal aortic aneurysms: pre- and post-procedural imaging.

Richard L Hallett1,2,3, Brant W Ullery4, Dominik Fleischmann5

  • 1Department of Radiology, Cardiovascular Imaging Section, Stanford University Hospital and Clinics, 300 Pasteur Drive, Grant Building, S-072, Stanford, CA, 94305, USA. hallett@stanford.edu.

Abdominal Radiology (New York)
|February 21, 2018
PubMed
Summary
This summary is machine-generated.

Abdominal aortic aneurysm (AAA) is a common disorder requiring intervention at specific sizes. Imaging is crucial for assessing AAA, guiding treatment like endovascular aneurysm repair (EVAR), and monitoring patients.

Keywords:
Abdominal aortaAneurysmAneurysm surveillanceAortaEndograftEndoleak

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Area of Science:

  • Vascular Surgery
  • Radiology
  • Medical Imaging

Background:

  • Abdominal aortic aneurysm (AAA) is a prevalent, life-threatening condition.
  • Rupture carries a high mortality rate.
  • Intervention is recommended for aneurysms ≥5.0-5.5 cm, symptomatic cases, or rapid expansion (>10 mm/year).

Purpose of the Study:

  • To review the critical role of cross-sectional imaging in managing abdominal aortic aneurysm (AAA).
  • To discuss imaging's application in pre-intervention assessment, complication evaluation, and post-endovascular aneurysm repair (EVAR) surveillance.

Main Methods:

  • Cross-sectional imaging modalities like computed tomography angiography (CTA) and magnetic resonance angiography (MRA) are used for AAA assessment.
  • Open surgery and endovascular aneurysm repair (EVAR) are primary intervention options.
  • EVAR is increasingly utilized for AAA treatment.

Main Results:

  • Imaging accurately assesses AAA dimensions and morphology.
  • It is essential for planning EVAR procedures.
  • Post-EVAR imaging monitors for complications and long-term outcomes.

Conclusions:

  • Cross-sectional imaging is indispensable throughout the AAA patient pathway.
  • It supports surveillance, pre-procedural planning, and critical post-EVAR follow-up.
  • The role of imaging is integral to optimizing AAA management and patient outcomes.