One-third of patients with low-flow aortic stenosis undergoing transcatheter aortic valve replacement fail to regain normal flow at 6 months, and these patients have significantly worse outcomes when ...

New-onset or persistently low LV outflow following TAVR signals higher mortality risk, according to a small retrospective study published online June 2, 2015, ahead of print in Heart. However, ...

Upfront I should note, a "heavy" flow can vary from person to person. (After all, "heavy" for you is relative to your normal flow.) But, most medical professionals agree that a heavy flow can be ...

Feedwater control valves play a critical role in boiler operation. One important parameter of their design is the pressure drop at the rated condition as well as off-design conditions. However, ...