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Mechanical: Difference between revisions
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==Mechanical prosthetic valves== | ==Mechanical prosthetic valves== | ||
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|+ Normal Values Mechanical Aortic Valve Art<cite>1</cite> | |+ Normal Values Mechanical Aortic Valve Art<cite>1</cite> | ||
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|+ Normal Values Mechanical Mitral valve art<cite>1</cite> | |+ Normal Values Mechanical Mitral valve art<cite>1</cite> | ||
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==Mitral regurgitation with prosthetic valve== | ==Mitral regurgitation with prosthetic valve== | ||
Hemodynamically significant (at least moderate) mitral regurgitation with prosthetic valves without obstruction . ( PHT <120 msec ) | Hemodynamically significant (at least moderate) mitral regurgitation with prosthetic valves without obstruction. ( PHT <120 msec) | ||
Peak inflow velocity > 1.9 m/s (CW - Doppler) | Peak inflow velocity > 1.9 m/s (CW - Doppler) | ||
Peakgradiënt > 14 mmHg (CW - Doppler) | Peakgradiënt > 14 mmHg (CW - Doppler) | ||
TVI MV inflow (CW - Doppler/TVI LVOT (PW Doppler)>2.5 | |||
TVI MV inflow (CW - Doppler/TVI LVOT (PW Doppler) > 2.5 | |||
These measurements can help you on the spot. Alert pathological mitraliskunstklep leakage after further research is needed with TEE. | These measurements can help you on the spot. Alert pathological mitraliskunstklep leakage after further research is needed with TEE. | ||
[[Image: Video]] | |||
==Related valve dysfunction with mechanical prostheses== | ==Related valve dysfunction with mechanical prostheses== | ||
Bjork- Shiley: strut fracture | Bjork- Shiley: strut fracture | ||
Carbomedics: degeneration disc | Carbomedics: degeneration disc | ||
Hancock bioprosthesis: Distortion stents causing stenosis | Hancock bioprosthesis: Distortion stents causing stenosis | ||
Carpentier Edwards bioprosthesis: tear/holes in leaflets and development of stenosis | Carpentier Edwards bioprosthesis: tear/holes in leaflets and development of stenosis | ||