LV Mass and LV Mass Index

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Data Acquisition

LV mass and LV mass index

Reference Values

LV mass index


\[ LV Mass = \]

\[0.8(1.04((LVEDD + IVSD + PWd)^3 – LVEDD^3)) + 0.6 \]

\[ RWT = \frac{2PWd}{LVEDD} \]


LVEDD Left ventricular end-diastolic dimension
IVSd Interventricular septal thickness at end-diastole
PWd Left ventricular outflow tract diameter
RWT Relative wall thickness
BSA Body surface area using the Mosteller formula


1. Lang RM et al. Recommendations for cardiac chamber quantification by echocardiography in adults: an update from the American Society of Echocardiography and the European Association of Cardiovascular Imaging. J Am Soc Echocardiogr. 2015 Jan;28(1):1-39. Full text


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Developer & Illustrator: Sirikarn Napan, MD, FACC