QT Dispersion (QTd)
Cardiology specialty tool
Bedside Tool Interface Configuration
Measures spatial variability in ventricular repolarization from a standard 12-lead ECG.
Algorithm Checklist Parameters:
- Maximum QT interval (ms)
- Minimum QT interval (ms)
Primary Clinical Application:
Assess risk of ventricular arrhythmias and diabetic cardiomyopathy.