Investigations
A summary of investigative findings is presented below. More details about findings in mitral stenosis is available from the menu entries.
- CXR:
- left atrial enlargement
- pulmonary congestion with increased pulmonary vascular shadows and Kerly B lines
- ECG:
- p-mitrale
- atrial fibrillation in 60-70% of patients
- echocardiography allows diagnosis and assessment of severity
- cardiac catheterization:
- quantifies the gradient across the mitral valve
- permits measurement of cardiac output and right heart pressures
- severe stenosis is indicated by a gradient of more than 10 mmHg across the stenotic valve
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