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Proximal isovelocity surface area

Known as: PISA 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2016
2016
Three-Dimensional Field Optimization Method: Gold-Standard Validation of a Novel Color Doppler Method for Quantifying Mitral Regurgitation.
2016
2016
Three-Dimensional Field Optimization Method: Clinical Validation of a Novel Color Doppler Method for Quantifying Mitral Regurgitation.
2012
2012
A method for automating 3-dimensional proximal isovelocity surface area measurement.
OBJECTIVE The proximal isovelocity surface area (PISA) is used for the echocardiographic quantification of effective orifice… 
2010
2010
Quantifying mitral valve regurgitation: new solutions from the 3rd dimension.
2005
2005
Comparison of Proximal Isovelocity Surface Area Method and Pressure Half Time Method for Evaluation of Mitral Valve Area in Patients Undergoing Balloon Mitral Valvotomy
Background: The pressure half time (PHT) method is unreliable for measurement of mitral valve area (MVA) immediately after… 
2002
2002
Proximal Isovelocity Surface Area (PISA) in the Evaluation of Fixed Membranous Subaortic Stenosis
The evaluation of the severity of subaortic stenosis is usually expressed by the magnitude of the subvalvular gradient… 
1998
1998
Rapid estimation of regurgitant volume by the proximal isovelocity surface area method in mitral regurgitation: Can continuous-wave Doppler echocardiography be omitted?
1996
1996
Validation of the Proximal Isovelocity Surface Area Method for Assessing Mitral Regurgitation in Children
Abstract. The proximal isovelocity surface area (PISA) method for calculating volume flow through the regurgitant orifice has… 
1996
1996
Accuracy of color doppler velocity in the flow field proximal to a regurgitant orifice: implications for color doppler quantitation of valvular incompetence.
1992
1992
Regurgitant Volume Estimation in Patients with Mitral Regurgitation: Initial Studies Using the Color Doppler “Proximal Isovelocity Surface Area” Method
Doppler color flow mapping of a proximal isovelocity surface area (PISA), calculated from a blue‐red aliasing radius, has been… 
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