Viral Myocarditis and Dilated Cardiomyopathy as a Consequence-Changing Insights from Advanced Imaging

Heart Fail Clin. 2023 Oct;19(4):445-459. doi: 10.1016/j.hfc.2023.03.009. Epub 2023 Jun 11.

Abstract

Advancements in quantitative cardiac magnetic resonance (CMR) have revolutionized the diagnosis and management of viral myocarditis. With the addition of T1 and T2 mapping parameters in the updated Lake Louise Criteria, CMR can diagnose myocarditis with superior diagnostic accuracy compared with endomyocardial biopsy, especially in stable patients. Additionally, the unique value of CMR tissue characterization continues to improve the diagnosis and risk stratification of myocarditis. This review will discuss new and ongoing developments in cardiovascular imaging and its application to noninvasive diagnosis, prognostication, and management of viral myocarditis and its complications.

Keywords: Cardiac magnetic resonance; Dilated cardiomyopathy; Nonischemic cardiomyopathy; Viral myocarditis.

Publication types

  • Review

MeSH terms

  • Cardiac Catheterization
  • Cardiomyopathy, Dilated* / diagnostic imaging
  • Diagnostic Imaging
  • Heart
  • Humans
  • Myocarditis* / diagnostic imaging