The 2022 ESC/ERS Guidelines moved away from a single TRV cutoff.
Now we use echo probability categories (TRV signs):
✅ TRV ≤2.8 no signs → Low
🟡 TRV ≤2.8 signs OR 2.9–3.4 → Intermediate
🔴 TRV ≥3.4 → High
"Signs" = RV dilation, D-septum, TAPSE <17mm, PA dilation