| Consider valve stenosis* | |
|---|---|
| Peak velocity** | >1.7 m/s |
| Mean gradient** | ≥6 mmHg |
| Pressure half-time | ≥230 ms |
| EOA and VTIPrTV/VTILVO | No data yet available for tricuspid prostheses |
PrTV, Prosthetic tricuspid valve.
*Because of respiratory variation, average ≥5 cycles.
**May be increased also with valvular regurgitation.