Echocardiography in the Diagnosis of Mitral Valve Prolapse 2-D Criteria At one time the diagnosis of mitral valve prolapse was based on M-mode criteria.
Therefore, the diagnosis of mitral valve prolapse is based on the parasternal long-axis view
Anterior or posterior mitral leaflet prolapse is considered present when any portion of the leaflet protrudes beyond the mitral annular plan >2mm2-D Criteria
TEE Flailed myxomatous mitral valve on the parasternal long-axis view2-D
Flailed anterior mitral valve due to endocarditis, exhibits chaotic, coarse fluttering.M-mode