The simple idea
The commonest cause is rheumatic fever — a reaction after a strep throat infection in childhood that scars the heart valves years later. The scarred mitral leaflets stick together, so the door can't open wide.
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Part 1 · The Heart and Circulation
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The commonest cause is rheumatic fever — a reaction after a strep throat infection in childhood that scars the heart valves years later. The scarred mitral leaflets stick together, so the door can't open wide.
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