Fig. 1From: Sphericity index for bedside diagnosis of acute myocarditisDiagrammatic illustration of sphericity index measurement and the suggested additive role to current European Society of Cardiology guidelines for diagnosis of acute myocarditis. Abbreviations: BNP, brain natriuretic peptide; CMR, cardiac magnetic resonance; ECG, electrocardiogram; EMB, endomyocardial biopsy; ESC, European Society of Cardiology; FS, fractional shortening; LV, left ventricle; SPI, sphericity index, B is the transverse diameter of the LV and A is the vertical diameterBack to article page