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Coronary computed tomography angiography and its increasing application in day to day cardiology practice

R Markham1,2, D Murdoch1,2, D L Walters1,2

  • 1Heart and Lung Institute, The Prince Charles Hospital, Brisbane, Australia.

Internal Medicine Journal
|January 28, 2016
PubMed

Insights

Coronary computed tomography angiography (CCTA) is increasingly valuable for diagnosing coronary artery disease (CAD). Advances in technology and new evidence support its expanded use in assessing chest pain patients.

Area of Science:

  • Cardiology
  • Radiology
  • Medical Imaging

Background:

  • Coronary artery disease (CAD) is a major cause of mortality in Australia, impacting approximately 1.4 million individuals.
  • Coronary computed tomography angiography (CCTA) is recognized for evaluating patients with low to intermediate pretest probability of CAD presenting with chest pain.
  • Historical limitations to CCTA use included concerns regarding radiation exposure, restricted Medicare rebates, and insufficient data supporting its use over functional testing for chest pain evaluation.

Purpose of the Study:

  • To review the evolving role and expanding applications of Coronary computed tomography angiography (CCTA) in the assessment of Coronary artery disease (CAD).
  • To highlight recent technological advancements and clinical trial data that address previous limitations of CCTA.
  • To project the future significance of CCTA in the diagnostic pathway for patients with suspected CAD.

Main Methods:

  • Review of recent technological advancements in CCTA scanner technology and image acquisition protocols.
  • Analysis of data from randomized control trials evaluating the efficacy and safety of CCTA.
  • Assessment of current clinical guidelines and healthcare policy impacts on CCTA utilization.

Main Results:

  • Recent technological improvements have significantly reduced radiation exposure associated with CCTA.
  • New data from randomized controlled trials demonstrate CCTA's effectiveness as an alternative to functional testing for chest pain assessment.
  • These advancements are overcoming previous barriers to CCTA adoption.

Conclusions:

  • Coronary computed tomography angiography (CCTA) is poised to play an increasingly significant role in the diagnosis and management of Coronary artery disease (CAD).
  • The integration of advanced technology and robust clinical evidence supports the expanded use of CCTA in routine clinical practice for patients with chest pain.
  • Further research and guideline updates are expected to solidify CCTA's position in the diagnostic armamentarium for CAD.

Keywords:
anginacomputed tomographycoronary angiographycoronary artery diseasemyocardial infarction

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