Mitral Valve Stenosis is a heart condition in which the mitral valve becomes narrowed, restricting proper blood flow between the left atrium and left ventricle of the heart. The mitral valve plays a vital role in maintaining smooth blood circulation, and when it does not open fully, the heart must work harder to pump blood efficiently. Over time, this can lead to complications affecting the lungs, heart rhythm, and overall cardiovascular health.
One of the most common causes of Mitral Valve Stenosis is rheumatic fever, which can develop after untreated streptococcal throat infections. In some cases, the condition may also result from age-related calcium buildup around the valve, congenital heart defects, or previous radiation therapy to the chest. Although the condition develops slowly in many patients, symptoms may worsen over time if left untreated.
Common symptoms of Mitral Valve Stenosis include shortness of breath, fatigue, chest discomfort, dizziness, and irregular heartbeat. Many individuals notice breathing difficulties during physical activity or while lying down. In advanced stages, swelling in the legs and coughing up blood may also occur. Some patients remain symptom-free for years before noticeable complications develop.
Doctors diagnose Mitral Valve Stenosis using physical examinations and imaging tests. A healthcare provider may hear abnormal heart sounds through a stethoscope. Echocardiography is the primary diagnostic tool used to evaluate the valve structure and measure blood flow. Additional tests such as electrocardiograms (ECG), chest X-rays, stress tests, and cardiac catheterization may also help assess the severity of the condition.
Treatment for Mitral Valve Stenosis depends on symptom severity and valve damage. Mild cases may only require regular monitoring and medications to manage symptoms such as fluid buildup or irregular heartbeat. In more severe situations, procedures like balloon valvotomy may be performed to widen the narrowed valve. Surgical valve repair or replacement may be necessary for patients with significant obstruction or severe symptoms.
Lifestyle management also plays an important role in controlling the condition. Patients are often advised to maintain a heart-healthy diet, limit salt intake, avoid smoking, and engage in appropriate physical activity under medical supervision. Regular follow-up care is essential to monitor disease progression and prevent complications such as atrial fibrillation, pulmonary hypertension, or heart failure.