CAD-RADS™ 2.0 – 2022 Coronary Artery Disease – Reporting and Data System An Expert Consensus Document of the Society of Cardiovascular Computed Tomography (SCCT), the American College of Cardiology (ACC), the American College of Radiology (ACR) and the North America Society of Cardiovascular Imaging (NASCI)

Ricardo C. Cury, Jonathon Leipsic, Suhny Abbara, Stephan Achenbach, Daniel Berman, Marcio Bittencourt, Matthew Budoff, Kavitha Chinnaiyan, Andrew D. Choi, Brian Ghoshhajra, Jill Jacobs, Lynne Koweek, John Lesser, Christopher Maroules, Geoffrey D. Rubin, Frank J. Rybicki, Leslee J. Shaw, Michelle C. Williams, Eric Williamson, Charles S. WhiteTodd C. Villines, Ron Blankstein

Research output: Contribution to journalArticlepeer-review

Abstract

Coronary Artery Disease Reporting and Data System (CAD-RADS) was created to standardize reporting system for patients undergoing coronary CT angiography (CCTA) and to guide possible next steps in patient management. The goal of this updated 2022 CAD-RADS 2.0 is to improve the initial reporting system for CCTA by considering new technical developments in Cardiac CT, including data from recent clinical trials and new clinical guidelines. The updated CAD-RADS classification will follow an established framework of stenosis, plaque burden, and modifiers, which will include assessment of lesion-specific ischemia using CT fractional-flow-reserve (CT-FFR) or myocardial CT perfusion (CTP), when performed. Similar to the method used in the original CAD-RADS version, the determinant for stenosis severity classification will be the most severe coronary artery luminal stenosis on a per-patient basis, ranging from CAD-RADS 0 (zero) for absence of any plaque or stenosis to CAD-RADS 5 indicating the presence of at least one totally oc-cluded coronary artery. Given the increasing data supporting the prognostic relevance of coronary plaque burden, this document will provide various methods to estimate and report total plaque burden. The addition of P1 to P4 descriptors are used to denote increasing categories of plaque burden. The main goal of CAD-RADS, which should always be interpreted together with the impression found in the report, remains to facilitate communication of test results with referring physicians along with suggestions for subsequent patient management. In addition, CAD-RADS will continue to provide a framework of standardization that may benefit education, research, peer-review, artificial intelligence development, clinical trial design, population health and quality assurance with the ultimate goal of improving patient care.

Original languageEnglish (US)
Article numbere220183
JournalRadiology: Cardiothoracic Imaging
Volume4
Issue number4
DOIs
StatePublished - Oct 2022

Keywords

  • CAD-RADS
  • Coronary Artery Disease
  • Coronary CTA
  • Ischemia
  • Plaque Burden
  • Report Standardization Termi-nology
  • Reporting and Data System
  • Stenosis Severity

ASJC Scopus subject areas

  • Radiology Nuclear Medicine and imaging

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