![Spironolactone not beneficial in heart failure with preserved ejection fraction [TOPCAT trial]](https://www.2minutemedicine.com/wp-content/uploads/2014/04/Pulmonaryedema09-350x250.jpg)
Resynchronization improves survival in mild heart failure, heart block [MADIT-CRT trial]
Image: PD 1. Cardiac-resynchronization therapy reduced mortality at 7 years follow-up in patients with reduced ejection fraction, mild heart failure, ...
Tag: left bundle branch block
QRS morphology and duration associated with cardiac resynchronization outcomes
Image: PD 1. Heart failure patients with left bundle branch block (LBBB) and QRS durations of 150 ms or greater ...