Heart failure & cardiomyopathiesMeta-analysis

Clinical Utility of Computed Tomography–Derived Myocardial Extracellular Volume Fraction

JACC Cardiovasc ImagingPublished

  • Systematic review and meta-analysis

Authors' conclusion

The high diagnostic accuracy of CT-ECV suggests the usefulness of CT-ECV in the diagnosis of cardiac amyloidosis in preoperative CT planning for transcatheter aortic valve replacement.

Study context

Population
Studies of computed tomography (CT)-derived myocardial ECV in CV diseases
Comparison
CT-derived ECV in controls vs AS vs cardiac amyloidosis
Outcome
CT-derived ECV compared among control, AS and cardiac amyloidosis cohorts

Pooled result

As reported in the abstract

Pooled CT-derived ECV

Aortic stenosis vs Control: P = 0.002 · Cardiac amyloidosis vs Aortic stenosis: P < 0.001

Further pooled results

OutcomeValues
Diagnostic accuracy of CT-derived ECV for cardiac amyloidosisCT-ECV Sensitivity 92.8% (95% CI: 86.7%-96.2%) · Specificity 84.8% (95% CI: 68.6%-93.4%) · AUC (summary ROC) 0.94 (95% CI: 0.88-1.00)

Original publication

Clinical Utility of Computed Tomography–Derived Myocardial Extracellular Volume Fraction. JACC Cardiovasc Imaging. Published 22 November 2023. doi:10.1016/j.jcmg.2023.10.008

Summarised from the published abstract; every number is checked against it