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. 2002 Nov;88(Suppl 4):iv11–iv19. doi: 10.1136/heart.88.suppl_4.iv11

Assessment of mitral regurgitation

T Irvine, X Li, D Sahn, A Kenny
PMCID: PMC1876280  PMID: 12369587

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Figure 1 .

Figure 1

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Diagram illustrating the subdivisions of the mitral valve leaflets. Planes indicate conventional multi-plane TOE views.

Figure 2 .

Figure 2

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Principle of volume flow calculations for quantitative Doppler techniques

Figure 3 .

Figure 3

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Calculation of regurgitant volume and effective regurgitant orifice area (EROA) by quantitative Doppler. *EROA by this method gives the mean value for one cycle. LVOT, left ventricular outflow tract; MA, mitral annulus.

Figure 4 .

Figure 4

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Schematic representing the formation of the flow convergence (FC) flow zone.

Figure 5 .

Figure 5

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Example of the flow convergence (FC) phenomenon on transoesophageal imaging of posterior mitral leaflet prolapse with severe regurgitation (arrow indicates FC radius measurement).

Figure 6 .

Figure 6

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Schematic depicting the position of the vena contracta in a regurgitant flow field.

Figure 7 .

Figure 7

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Transoesophageal example of the vena contracta (arrows) in a patient with severe, eccentric mitral regurgitation.

Selected References

These references are in PubMed. This may not be the complete list of references from this article.

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