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{| class="wikitable" style="font-size:90%;" | {| class="wikitable" style="font-size:90%;" | ||
|+''' | |+'''Findings indicative of haemodynamically significant tricuspid stenosis''' | ||
|- | |||
| colspan="2" | '''Specific findings''' | |||
|- | |||
| style="width:190px; padding-left:12px" | Mean pressure gradient | |||
| style="width:60px" | ≥5 mmHg | |||
|- | |||
| style="padding-left:12px" | Inflow time-velocity integral | |||
| >60 cm | |||
|- | |||
| style="padding-left:12px" | <em>T</em><sub>1/2</sub> | |||
| ≥190 ms | |||
|- | |||
| style="padding-left:12px" | Valve area by continuity equation<sup>a</sup> | |||
| ≤1 cm<sup>2a</sup> | |||
|- | |||
| colspan="2" | '''Supportive findings''' | |||
|- | |||
| style="padding-left:12px" | Enlarged right atrium ≥moderate | |||
| | |||
|- | |||
| style="padding-left:12px" | DHated inferior vena cava | |||
| | |||
|- | |||
| colspan="2" | <ul> | |||
<li><sup>a</sup>Stroke volume derived from left or right ventricular outflow. In the presence of more than mild TR, the derived valve area will be underestimated. Nevertheless, a value ≤1 cm<sup>2</sup> implies a significant haemodynamic burden imposed by the combined lesion. | |||
</li> | |||
</ul> | |||
|} | |||
==VS Guideline - Table 11== | ==VS Guideline - Table 11== |