Aortic stenosis stages
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
Stages
| STAGE | DEFINITION | VALVE ANATOMY | VALVE HEMODYNAMICS | HEMODYNAMIC CONSEQUENCES | SYMPTOMS | |
|---|---|---|---|---|---|---|
| A | B | C1 | C2 | D1 | D2 | D3 |
| At risk of AS | Progressive AS | Asymptomatic severe AS | Asymptomatic severe AS with LV dysfunction | Symptomatic severe high-gradient AS | Symptomatic severe low-flow/low gradient AS with reduced LVEF | Sympromatic severe low gradient |