What is mitral stenosis?
Thickening and immobility of the mitral valve leaflets leading to obstruction to blood flow from the left atrium to left ventricle.
What are the causes?
1) congenital; 2) rheumatic heart disease (most common cause)
What is the diagnostic approach?
Echocardiography and chest x-ray coupled with clinical findings.
X ray findings:
- enlarged cardiac shadow
- straightening of left heart border
- double right heart border
- splaying of carinal angle