| Doppler echocardiography of the valve |
|---|
| Peak early velocity Mean gradient Heart rate at time of Doppler assessment Pressure half-time VTIPrTV/VTILVO* EOA* Presence, location, and severity of TR |
| Related cardiac chambers, inferior vena cava and hepatic veins |
| RV size and function Right atrial size Size of inferior vena cava and response to inspiration Hepatic vein flow pattern |
PrTV, Prosthetic tricuspid valve.
*Feasible measurements of valve function, similar to mitral prostheses, but no large series to date.