Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
Low-Flow, Low-Gradient Aortic Stenosis With Preserved Left Ventricular Ejection Fraction
Low-flow, low-gradient (LF-LG) aortic stenosis (AS) is characterized by a small aortic valve area (AVA<1.0 cm 2 ), a low gradient (mean <40 mm Hg), and a low-flow state (stroke volume index [SVI] <35 mL/m 2 ). The LF-LG AS…