PR. M. FOREST - CNRI / SCIENCE PHOTO LIBRARY PR. M. FOREST - CNRI / SCIENCE PHOTO LIBRARY
Narrowed heart valve. Close-up of the mitral valve of a heart that has become narrowed (stenosed) due to calcification - an accumulation of calcium salts in the valve tissue. Mitral valve stenosis may cause varied symptoms including heart failure symptoms, palpitations and chest pain. Treatment includes valve replacement or medical management.
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