Mitral Regurgitation
ASE 2017 Native Valve Regurgitation Guidelines

Primary MR

  • MVP myxomatous changes
  • Prolapse, flail, ruptured or elongated chordae
  • Degenerative changes
  • Calcification, thickening
  • Infectious Endocarditis vegetations, perforations, aneurysm
  • Inflammatory
  • Rheumatic, collagen vascular disease, radiation, drugs
  • Congenital Cleft leaflet, parachute MV

Secondary MR

  • Ischemic etiology secondary to coronary artery disease
  • Nonischemic cardiomyopathy
  • Annular dilation
  • Atrial fibrillation, restrictive cardiomyopathy
ASE 2017 Native Valve Regurgitation Guidelines

Colour Doppler

  • Proximal flow convergence
  • Vena contracta width
  • Jet area
  • 3D Vena contracta
  • Mitral inflow velocity
  • Pulmonary vein flow pattern
  • Density of regurgitant jet

Quantitative Doppler

  • PISA
  • Regurgitant volume
ASE 2017 Native Valve Regurgitation Guidelines

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