Mitral Stenosis
Mitral Stenosis
14/11/10
OH
Examinations Book
- most = Rheumatic heart disease
- thickened, calcified leaflets
- anterior mitral leaflet has characteristic ‘hockey stick’ appearance (long axis view) -> fusion and reduced mobility @ tip but intact cusp mobility
- tight ‘fish mouth’ appearance in short-axis view
Severity Assessment
- LA dilation
- AF
- area: < 1cm2 (normally 4-6cm2) determined from pressure half time (valve area = 220/pressure half time)
- gradient: > 10mmHg
- pulmonary hypertension
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