Open Access. Powered by Scholars. Published by Universities.®

Cardiovascular Diseases Commons

Open Access. Powered by Scholars. Published by Universities.®

School of Medicine Publications and Presentations

QT interval

Articles 1 - 1 of 1

Full-Text Articles in Cardiovascular Diseases

Disparity In Physician Recognition Of Qt Interval Duration And Associated Mortality, Supraja Thunuguntla, Mohammed Rizwan, Charles Mild Apr 2020

Disparity In Physician Recognition Of Qt Interval Duration And Associated Mortality, Supraja Thunuguntla, Mohammed Rizwan, Charles Mild

School of Medicine Publications and Presentations

Background

QT interval prolongation is associated with all-cause mortality (1,2). American Heart Association/American College of Cardiology (AHA/ACC) recommends considering QTc interval above 99th percentile as abnormally prolonged, to prevent Torsade de Pointes (TdP).

Methods

This is a retrospective chart review of 291 EKG’s (162 unique), from patients visiting our facility at Valley Baptist Medical Center (Harlingen) from January 2016 to March 2020. All EKG’s were read, the measured QT interval was corrected for heart rate using the Bazett formula. Simple descriptive statistics were created with all variables considered: patient age, gender, interpreting physician, report/ documentation of long QT, presence of …