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Time-Resolved, Dynamic Computed Tomography Angiography for Characterization of Aortic Endoleaks and Treatment Guidance via 2D-3D Fusion-Imaging
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Coronary artery graft dilatation aided by multidetector computed tomography

Bong Gun Song1, Jin Ho Choi, Seung Min Choi

  • 1Division of Cardiology, Cardiac and Vascular Center, Department of Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, 50 Irwon-dong, Gangnam-gu, Seoul, 135-710, Korea. aerok111@hanmail.net

Asian Cardiovascular & Thoracic Annals
|March 23, 2010
PubMed

Insights

Coronary angiography is invasive for bypass graft follow-up. Multidetector computed tomography (MDCT) enables reliable graft visualization, aiding successful percutaneous coronary intervention for occluded grafts.

Area of Science:

  • Cardiovascular Imaging
  • Interventional Cardiology

Background:

  • Coronary angiography is the gold standard for coronary artery bypass graft (CABG) surveillance.
  • However, it is invasive, costly, and carries risks.
  • Non-invasive imaging modalities are needed for safer and more efficient follow-up.

Observation:

  • 64-slice multidetector computed tomography (MDCT) offers high spatial resolution for visualizing coronary artery grafts.
  • MDCT accurately assesses graft patency and anastomotic status.
  • This case demonstrates MDCT's utility in guiding intervention.

Findings:

  • Successful percutaneous coronary intervention (PCI) was performed on occluded coronary artery bypass grafts.
  • MDCT provided crucial anatomical information for planning and executing the PCI procedure.
  • The intervention restored graft patency, improving blood flow.

Implications:

  • MDCT can serve as a valuable tool in the management of patients with CABG.
  • It may reduce the need for invasive angiography in select cases.
  • This approach enhances the safety and efficacy of treating graft-related complications.

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