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Imaging of coronary artery bypass grafts by computed tomography coronary angiography

Fotios Laspas1, Arkadios Roussakis, Nikolaos Kritikos

  • 1CT and MRI Department, "Hygeia" Hospital, Athens, Greece.

Current Problems in Diagnostic Radiology
|October 29, 2013
PubMed

Insights

Computed tomography coronary angiography offers accurate, noninvasive assessment of coronary artery bypass grafts after surgery. This technique effectively visualizes graft patency, aiding radiologists in post-operative evaluations.

Area of Science:

  • Cardiovascular imaging
  • Radiology
  • Cardiac surgery

Background:

  • Computed tomography coronary angiography (CTCA) is increasingly used for follow-up after coronary artery bypass graft (CABG) surgery.
  • CTCA provides excellent visualization of coronary grafts due to their minimal motion.

Purpose of the Study:

  • To offer a comprehensive overview of the anatomy and imaging findings of coronary artery bypass grafts.
  • To highlight the utility of CTCA in assessing graft patency.

Main Methods:

  • Review of computed tomography coronary angiography scans in patients post-CABG.
  • Focus on anatomical structures and potential abnormalities of bypass grafts.

Main Results:

  • CTCA allows for noninvasive assessment of coronary graft patency with high diagnostic accuracy.
  • Characteristic imaging findings of patent and non-patent grafts are identifiable.

Conclusions:

  • CTCA is a valuable tool for evaluating coronary artery bypass grafts post-surgery.
  • Radiologists can accurately assess graft status noninvasively using CTCA.

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