Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
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Volume 10, Number 4, August 2019, pages 199-206

The Forgotten, Not Studied or Not Valorized Tricuspid Valve: The Transcatheter Revolution Is Coming


Figure 1.
Figure 1. (a) Primary tricuspid regurgitation (structural valve abnormalities). (b) Secondary tricuspid regurgitation (normal valve structures).
Figure 2.
Figure 2. Severe tricuspid regurgitation (effective regurgitante orifice area by PISA = 65 mm2). PISA: proximal isosurface velocity area.
Figure 3.
Figure 3. Transcatheter tricuspid valve therapies.
Figure 4.
Figure 4. (a) Mitra clip (leaflet grasp). (b) Cardioband (annuloplasty). (c) Navigate (valve).


Table 1. Echocardiographic Criteria for Evaluation of Ttricuspid Regurgitation
IVC: inferior vena cava; TV: tricuspid valve; TR: tricuspid regurgitation; PISA: proximal isosurface velocity area; EROA: effective regurgitante orifice area.
IVC sizeTricuspid annulusEROA (by PISA)
Right atrium sizeJet areaRegurgitante volume (by PISA)
Right ventricle sizeVena contracta
TV morphologyPISA radius
Interventricular septal motionHepatic vein flow
Color flow TR jetTricuspid inflow
Flow convergence zone
TR jet contour