Evaluating the Accuracy of Non-Invasive Pulsed-Wave Doppler Echocardiography in Measuring Fetal QT and PR Intervals: A Cross-sectional Study.
INTRODUCTION Congenital Long QT Syndrome (LQTS) is a common cause of potentially life-threatening ventricular arrhythmias and sudden cardiac death in infants and children. Fetal Magnetocardiography (fMCG) is available in only a few specialized centers worldwide and offers accurate measurements of the QT and PR interval...