{"id":491,"date":"2026-02-28T10:19:05","date_gmt":"2026-02-28T10:19:05","guid":{"rendered":"https:\/\/heartcareforyou.in\/blog\/mitral-stenosis-definition-clinical-context-and-cardiology-overview\/"},"modified":"2026-02-28T10:19:05","modified_gmt":"2026-02-28T10:19:05","slug":"mitral-stenosis-definition-clinical-context-and-cardiology-overview","status":"publish","type":"post","link":"https:\/\/heartcareforyou.in\/blog\/mitral-stenosis-definition-clinical-context-and-cardiology-overview\/","title":{"rendered":"Mitral Stenosis: Definition, Clinical Context, and Cardiology Overview"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Mitral Stenosis Introduction (What it is)<\/h2>\n\n\n\n<p>Mitral Stenosis is a condition where the mitral valve does not open fully.<br\/>\nIt is a structural heart valve disease that obstructs blood flow through the left side of the heart.<br\/>\nIt is commonly encountered in cardiology clinics, echocardiography labs, and inpatient care when evaluating dyspnea or atrial fibrillation.<br\/>\nIt is often discussed alongside pulmonary hypertension, heart failure physiology, and valvular interventions.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why Mitral Stenosis matters in cardiology (Clinical relevance)<\/h2>\n\n\n\n<p>Mitral Stenosis matters because it is a mechanical obstruction to forward blood flow from the left atrium to the left ventricle, and that obstruction can drive predictable downstream consequences. Elevated left atrial pressure can transmit backward into the pulmonary veins and lungs, contributing to exertional dyspnea, pulmonary edema, and, over time, pulmonary hypertension. These changes can lead to right-sided heart strain and symptoms that may mimic other cardiopulmonary disorders, so diagnostic clarity is clinically important.<\/p>\n\n\n\n<p>From an education and clinical reasoning perspective, Mitral Stenosis is a high-yield example of how valve anatomy connects to pressure\u2013volume physiology. It also highlights why rhythm and heart rate matter: when diastolic filling time shortens (for example, with atrial fibrillation or tachycardia), the obstruction becomes more clinically significant and symptoms can worsen.<\/p>\n\n\n\n<p>Mitral Stenosis is also relevant to risk stratification and planning because it is associated with left atrial enlargement and atrial fibrillation, which increase the risk of thrombus formation (particularly in the left atrial appendage) and systemic embolic events such as stroke. Many management decisions\u2014medical therapy, anticoagulation strategy, and whether an interventional procedure is appropriate\u2014depend on careful characterization of valve morphology and hemodynamic impact.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Classification \/ types \/ variants<\/h2>\n\n\n\n<p>Mitral Stenosis can be categorized in several practical ways, based on cause, anatomy, and clinical severity. These categories help clinicians anticipate associated findings and select appropriate evaluation and management pathways.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>By etiology (cause)<\/strong><\/li>\n<li><strong>Rheumatic Mitral Stenosis:<\/strong> Classically due to rheumatic heart disease, often with commissural fusion and thickened leaflets. It may coexist with other rheumatic valve lesions.<\/li>\n<li><strong>Degenerative (calcific) Mitral Stenosis:<\/strong> Often related to heavy calcification of the mitral annulus and leaflets, more common in older adults and frequently associated with other degenerative valve disease.<\/li>\n<li><strong>Congenital Mitral Stenosis:<\/strong> Structural abnormalities present from birth (for example, parachute mitral valve or supravalvular mitral ring), typically identified earlier in life.<\/li>\n<li>\n<p><strong>Other less common causes:<\/strong> Prior radiation, infiltrative or inflammatory conditions, and rare systemic diseases. Frequency varies by population and clinical setting.<\/p>\n<\/li>\n<li>\n<p><strong>By valve morphology<\/strong><\/p>\n<\/li>\n<li><strong>Commissural fusion\u2013predominant<\/strong> (often rheumatic), which may be more amenable to balloon-based commissurotomy in selected cases.<\/li>\n<li>\n<p><strong>Calcific rigidity\u2013predominant<\/strong> (often degenerative), which may be less amenable to commissurotomy because the limitation is not mainly commissural.<\/p>\n<\/li>\n<li>\n<p><strong>By clinical severity<\/strong><\/p>\n<\/li>\n<li>\n<p>Clinicians often describe <strong>mild, moderate, or severe<\/strong> Mitral Stenosis based on echocardiographic and hemodynamic features (for example, valve area estimates, pressure gradients, and pulmonary pressures), interpreted in the context of heart rate and flow conditions. Exact definitions vary by guideline and laboratory protocol.<\/p>\n<\/li>\n<li>\n<p><strong>By symptom status and physiologic context<\/strong><\/p>\n<\/li>\n<li><strong>Asymptomatic vs symptomatic<\/strong><\/li>\n<li><strong>Resting vs stress-provoked<\/strong> hemodynamic limitation (some patients show a marked rise in gradients and pulmonary pressures during exercise)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Relevant anatomy &amp; physiology<\/h2>\n\n\n\n<p>The <strong>mitral valve<\/strong> sits between the <strong>left atrium (LA)<\/strong> and <strong>left ventricle (LV)<\/strong>. It is composed of anterior and posterior leaflets, supported by the <strong>mitral annulus<\/strong>, <strong>chordae tendineae<\/strong>, and <strong>papillary muscles<\/strong>. Its primary role is to allow unimpeded LV filling during <strong>diastole<\/strong> while preventing backflow into the LA during <strong>systole<\/strong>.<\/p>\n\n\n\n<p>Key physiologic points that frame Mitral Stenosis:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Diastolic filling depends on an open mitral valve.<\/strong> In normal physiology, blood flows from the LA to the LV with a minimal pressure difference during diastole.<\/li>\n<li><strong>Mitral Stenosis creates a persistent diastolic pressure gradient<\/strong> between the LA and LV. The LA must generate higher pressure to fill the LV across a narrowed or stiff valve.<\/li>\n<li><strong>Left atrial adaptation<\/strong> includes dilation and structural remodeling. LA enlargement is clinically important because it predisposes to <strong>atrial fibrillation (AF)<\/strong> and blood stasis.<\/li>\n<li><strong>Pulmonary circulation involvement<\/strong> occurs when elevated LA pressure transmits backward to pulmonary veins and capillaries, leading to congestion and potentially pulmonary hypertension.<\/li>\n<li><strong>Right heart consequences<\/strong> can follow longstanding pulmonary hypertension, including right ventricular hypertrophy, right-sided dilation, tricuspid regurgitation, and right-sided heart failure symptoms.<\/li>\n<\/ul>\n\n\n\n<p>A useful clinical anchor is that Mitral Stenosis primarily limits <strong>LV filling<\/strong> (preload) rather than directly impairing LV contractility. Symptoms and signs often stem from upstream pressure effects (LA and pulmonary) and rhythm-related reductions in diastolic filling time.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pathophysiology or mechanism<\/h2>\n\n\n\n<p>The core mechanism in Mitral Stenosis is <strong>obstruction to blood flow across the mitral valve during diastole<\/strong>.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\n<p><strong>Valve narrowing or impaired leaflet mobility<\/strong>\n   &#8211; In rheumatic disease, leaflet thickening and <strong>commissural fusion<\/strong> restrict opening.\n   &#8211; In degenerative disease, <strong>calcification<\/strong> can limit leaflet excursion and reduce effective orifice area.\n   &#8211; The obstruction is often dynamic in its impact because gradients increase when flow increases (exercise, fever, pregnancy) or when diastolic time shortens (tachycardia).<\/p>\n<\/li>\n<li>\n<p><strong>Left atrial pressure elevation<\/strong>\n   &#8211; To maintain LV filling, LA pressure rises.\n   &#8211; Higher LA pressure leads to LA dilation and remodeling, which supports the development and persistence of AF.<\/p>\n<\/li>\n<li>\n<p><strong>Pulmonary venous congestion and pulmonary hypertension<\/strong>\n   &#8211; Increased LA pressure is transmitted backward into pulmonary veins and capillaries.\n   &#8211; This can cause exertional dyspnea, orthopnea, and episodes of pulmonary edema.\n   &#8211; Over time, pulmonary vascular remodeling may occur, contributing to pulmonary hypertension that can become less reversible.<\/p>\n<\/li>\n<li>\n<p><strong>Reduced forward cardiac output (especially with exertion)<\/strong>\n   &#8211; LV filling is limited, particularly when the heart rate is high.\n   &#8211; Patients may experience fatigue or reduced exercise tolerance due to an inability to augment cardiac output appropriately.<\/p>\n<\/li>\n<li>\n<p><strong>Thromboembolism risk<\/strong>\n   &#8211; LA enlargement and AF promote blood stasis, especially in the left atrial appendage.\n   &#8211; Thrombus formation can lead to systemic embolization, including ischemic stroke. Risk varies by patient factors and rhythm status.<\/p>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Clinical presentation or indications<\/h2>\n\n\n\n<p>Mitral Stenosis may be discovered incidentally on examination or echocardiography, or it may present with symptoms that reflect pulmonary congestion, arrhythmia, or reduced cardiac output. Typical clinical scenarios include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Progressive <strong>exertional dyspnea<\/strong> and reduced exercise tolerance<\/li>\n<li><strong>Orthopnea<\/strong> or episodic pulmonary edema, sometimes triggered by tachycardia, infection, anemia, or pregnancy (varies by patient factors)<\/li>\n<li><strong>Palpitations<\/strong>, often due to atrial fibrillation<\/li>\n<li><strong>Fatigue<\/strong> or low stamina, especially with exertion<\/li>\n<li><strong>Hemoptysis<\/strong> (classically described in some cases, often related to elevated pulmonary venous pressure)<\/li>\n<li><strong>Chest discomfort<\/strong> that may be atypical and multifactorial<\/li>\n<li><strong>Systemic embolic events<\/strong> such as stroke or transient neurologic symptoms, particularly in the context of AF<\/li>\n<li>Physical exam findings that may include a <strong>diastolic rumble<\/strong> and an <strong>opening snap<\/strong> (classically taught; detectability varies with anatomy, rhythm, and examiner factors)<\/li>\n<li>Signs of <strong>pulmonary hypertension<\/strong> or right-sided heart strain in more advanced disease (for example, elevated jugular venous pressure, peripheral edema)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Diagnostic evaluation &amp; interpretation<\/h2>\n\n\n\n<p>Diagnosis and characterization of Mitral Stenosis depend on integrating clinical context with cardiac testing, especially echocardiography.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>History and physical examination<\/strong><\/li>\n<li>Clinicians assess symptom pattern (exertional dyspnea, orthopnea), triggers (tachycardia states), and embolic history.<\/li>\n<li>\n<p>Examination focuses on murmurs, signs of volume overload, and rhythm irregularity suggestive of AF.<\/p>\n<\/li>\n<li>\n<p><strong>Electrocardiogram (ECG)<\/strong><\/p>\n<\/li>\n<li>May show <strong>atrial fibrillation<\/strong>.<\/li>\n<li>May show signs consistent with <strong>left atrial enlargement<\/strong> or right-sided strain when pulmonary hypertension is present.<\/li>\n<li>\n<p>ECG can be normal in earlier or mild disease.<\/p>\n<\/li>\n<li>\n<p><strong>Chest radiograph<\/strong><\/p>\n<\/li>\n<li>Can show left atrial enlargement, pulmonary vascular congestion, or features suggestive of pulmonary hypertension in more advanced cases.<\/li>\n<li>\n<p>Findings are not specific and are interpreted alongside clinical and echocardiographic data.<\/p>\n<\/li>\n<li>\n<p><strong>Transthoracic echocardiography (TTE) with Doppler<\/strong><\/p>\n<\/li>\n<li>The cornerstone test to confirm Mitral Stenosis and assess its consequences.<\/li>\n<li>\n<p>Clinicians evaluate:<\/p>\n<ul>\n<li>Valve anatomy (leaflet thickening, mobility, calcification, commissural fusion)<\/li>\n<li>Hemodynamic severity using Doppler-derived measures (interpreted in context of heart rate and flow)<\/li>\n<li>Left atrial size and function<\/li>\n<li>Pulmonary artery pressure estimates and right ventricular response<\/li>\n<li>Presence of coexisting valve disease (mitral regurgitation, aortic valve disease, tricuspid regurgitation)<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>Transesophageal echocardiography (TEE)<\/strong><\/p>\n<\/li>\n<li>Often used when more detailed valve anatomy is needed or when evaluating for <strong>left atrial\/appendage thrombus<\/strong>, especially before certain interventions.<\/li>\n<li>\n<p>Also helpful when TTE image quality is limited.<\/p>\n<\/li>\n<li>\n<p><strong>Exercise or stress echocardiography (selected cases)<\/strong><\/p>\n<\/li>\n<li>May be used when symptoms do not match resting echocardiographic findings.<\/li>\n<li>\n<p>Helps reveal changes in gradients and pulmonary pressures during exertion. Protocols vary by clinician and case.<\/p>\n<\/li>\n<li>\n<p><strong>Cardiac catheterization (selected cases)<\/strong><\/p>\n<\/li>\n<li>Used when noninvasive data are discordant, when coronary evaluation is needed for operative planning, or when direct hemodynamic assessment is required.<\/li>\n<li>Interpretation considers that measured gradients are influenced by heart rate, cardiac output, and measurement conditions.<\/li>\n<\/ul>\n\n\n\n<p>A key interpretive concept is that Mitral Stenosis severity is not just \u201chow narrow the valve looks,\u201d but how the valve affects <strong>pressures and flow<\/strong> in the patient\u2019s physiologic state.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Management overview (General approach)<\/h2>\n\n\n\n<p>Management of Mitral Stenosis is individualized and typically combines symptom management, rhythm and thromboembolism risk management, and consideration of valve intervention when appropriate. Specific choices vary by clinician and case, and by institutional protocol.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Conservative and supportive care<\/strong><\/li>\n<li>Education about recognizing symptom patterns and triggers is commonly part of care.<\/li>\n<li>\n<p>Management of contributing physiologic stressors (for example, tachycardia states) may help reduce symptoms.<\/p>\n<\/li>\n<li>\n<p><strong>Medical management (symptom and physiology focused)<\/strong><\/p>\n<\/li>\n<li><strong>Heart rate control<\/strong> is often important, especially in atrial fibrillation, because slower rates can increase diastolic filling time.<\/li>\n<li><strong>Diuretics<\/strong> may be used to reduce pulmonary congestion symptoms in some patients.<\/li>\n<li><strong>Rhythm management<\/strong> (rate versus rhythm strategies) may be considered, particularly when AF contributes to symptoms; suitability depends on patient factors and structural disease.<\/li>\n<li>\n<p><strong>Anticoagulation<\/strong> may be used when thromboembolic risk is elevated (commonly in AF or prior embolic events), with the approach influenced by valve disease type and comorbidities. The exact choice of agent and strategy varies by guideline and patient-specific factors.<\/p>\n<\/li>\n<li>\n<p><strong>Interventional management<\/strong><\/p>\n<\/li>\n<li><strong>Percutaneous balloon mitral valvotomy\/commissurotomy<\/strong> can be an option for selected patients, particularly when anatomy is favorable (often commissural fusion\u2013predominant) and when there is not significant associated mitral regurgitation or left atrial thrombus.<\/li>\n<li>\n<p>This approach aims to increase effective valve opening by separating fused commissures.<\/p>\n<\/li>\n<li>\n<p><strong>Surgical management<\/strong><\/p>\n<\/li>\n<li><strong>Mitral valve repair or replacement<\/strong> may be considered when anatomy is unsuitable for balloon-based therapy, when additional valve lesions require correction, or when other cardiac surgery is planned.<\/li>\n<li>\n<p>Surgical decisions incorporate valve morphology, calcification, comorbidities, and overall operative risk.<\/p>\n<\/li>\n<li>\n<p><strong>Special clinical contexts<\/strong><\/p>\n<\/li>\n<li><strong>Pregnancy<\/strong> and other high-flow states can unmask or worsen symptoms because increased heart rate and blood volume amplify gradients; management planning is typically multidisciplinary.<\/li>\n<li><strong>Coexisting conditions<\/strong> (for example, tricuspid regurgitation, pulmonary hypertension, coronary disease) may alter timing and type of intervention.<\/li>\n<\/ul>\n\n\n\n<p>Overall, the management goal is to reduce symptoms and complications while addressing the mechanical obstruction when indicated and feasible.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Complications, risks, or limitations<\/h2>\n\n\n\n<p>Common complications and clinically important limitations associated with Mitral Stenosis include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Atrial fibrillation<\/strong> and other atrial arrhythmias due to left atrial enlargement and remodeling<\/li>\n<li><strong>Thrombus formation<\/strong> in the left atrium or left atrial appendage, with risk of <strong>systemic embolization<\/strong> (including stroke)<\/li>\n<li><strong>Pulmonary hypertension<\/strong>, which can progress and contribute to exertional limitation<\/li>\n<li><strong>Right-sided heart failure<\/strong> in advanced disease (peripheral edema, hepatic congestion), especially with longstanding pulmonary hypertension<\/li>\n<li><strong>Recurrent pulmonary edema<\/strong> in susceptible physiologic states (tachycardia, infection, pregnancy); severity varies by patient factors<\/li>\n<li><strong>Hemoptysis<\/strong> in some cases, related to elevated pulmonary venous pressures<\/li>\n<li><strong>Infective endocarditis<\/strong> can occur in valvular disease, though risk and prophylaxis practices are context-dependent and guided by prevailing recommendations<\/li>\n<li><strong>Intervention-related risks<\/strong><\/li>\n<li>Balloon commissurotomy can be limited by unfavorable anatomy and carries procedural risks (for example, inducing\/worsening mitral regurgitation, embolic events, vascular complications); exact risks vary by center and patient factors.<\/li>\n<li>Surgical repair\/replacement carries operative and long-term prosthesis-related considerations; risks vary by protocol and patient factors.<\/li>\n<li><strong>Assessment limitations<\/strong><\/li>\n<li>Doppler gradients and estimates can change with heart rate, flow, and loading conditions, so interpretation requires clinical context.<\/li>\n<li>Calcification can limit both imaging clarity and procedural options.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Prognosis &amp; follow-up considerations<\/h2>\n\n\n\n<p>Prognosis in Mitral Stenosis depends on the <strong>severity of obstruction<\/strong>, <strong>symptom burden<\/strong>, <strong>pulmonary pressures<\/strong>, and the presence of <strong>atrial fibrillation<\/strong> or prior embolic events. Patients with mild disease may remain stable for long periods, while progressive valve remodeling or recurrent inflammation (in certain etiologies) can lead to worsening stenosis over time.<\/p>\n\n\n\n<p>Follow-up typically focuses on:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Symptom evolution<\/strong>, including exercise tolerance and episodes suggestive of congestion<\/li>\n<li><strong>Rhythm status<\/strong>, particularly the onset or persistence of atrial fibrillation<\/li>\n<li><strong>Echocardiographic surveillance<\/strong> to monitor valve hemodynamics, chamber sizes (especially left atrium), right ventricular function, and pulmonary pressure estimates (intervals vary by clinician and case)<\/li>\n<li><strong>Assessment after intervention<\/strong>, if performed, to evaluate symptomatic response and detect restenosis or new\/worsening regurgitation<\/li>\n<\/ul>\n\n\n\n<p>Earlier identification of worsening hemodynamics, rising pulmonary pressures, or new AF can influence subsequent testing and consideration of intervention. Outcomes also depend on comorbidities (for example, lung disease, renal disease) and the feasibility and durability of valve-directed procedures.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mitral Stenosis Common questions (FAQ)<\/h2>\n\n\n\n<p><strong>Q: What does Mitral Stenosis mean in plain language?<\/strong><br\/>\nIt means the mitral valve opening is narrowed or cannot open fully. This makes it harder for blood to move from the left atrium into the left ventricle during relaxation (diastole). The result can be higher pressure \u201cupstream,\u201d especially in the lungs.<\/p>\n\n\n\n<p><strong>Q: Is Mitral Stenosis the same thing as a heart murmur?<\/strong><br\/>\nNot exactly. A murmur is a sound heard on exam that can be caused by many conditions, including valve narrowing or leakage. Mitral Stenosis can produce a characteristic diastolic murmur, but the diagnosis requires imaging\u2014most commonly echocardiography.<\/p>\n\n\n\n<p><strong>Q: What are common causes of Mitral Stenosis?<\/strong><br\/>\nRheumatic heart disease is a classic cause worldwide, often leading to commissural fusion and thickened leaflets. Degenerative calcification of the mitral valve\/annulus is another important cause, especially in older adults. Congenital and other less common causes exist, and the distribution varies by population.<\/p>\n\n\n\n<p><strong>Q: How do clinicians determine how severe Mitral Stenosis is?<\/strong><br\/>\nSeverity is usually assessed by echocardiography using a combination of valve anatomy and Doppler hemodynamics. Clinicians interpret findings in context because heart rate and flow conditions can change measured gradients. The presence of pulmonary hypertension and right heart effects also helps frame clinical significance.<\/p>\n\n\n\n<p><strong>Q: Can someone have Mitral Stenosis without symptoms?<\/strong><br\/>\nYes. Some people have mild or even moderate disease and feel well at rest, especially if heart rate is controlled and lung pressures are not markedly elevated. Symptoms may appear or worsen with exertion, illness, or arrhythmias that shorten diastolic filling time.<\/p>\n\n\n\n<p><strong>Q: What tests are typically used to evaluate Mitral Stenosis?<\/strong><br\/>\nTransthoracic echocardiography with Doppler is the main test to confirm Mitral Stenosis and assess consequences. ECG and chest radiograph often provide supportive information about rhythm and pulmonary congestion. Transesophageal echocardiography or stress echocardiography may be used in selected situations.<\/p>\n\n\n\n<p><strong>Q: Why is atrial fibrillation important in Mitral Stenosis?<\/strong><br\/>\nMitral Stenosis often enlarges the left atrium, which increases susceptibility to atrial fibrillation. AF can worsen symptoms by increasing heart rate and eliminating coordinated atrial contraction that supports LV filling. AF also raises thromboembolic risk due to blood stasis in the left atrium and appendage.<\/p>\n\n\n\n<p><strong>Q: Does Mitral Stenosis always require a procedure or surgery?<\/strong><br\/>\nNot always. Some patients are managed with monitoring and symptom-focused medical therapy, especially if disease is mild or symptoms are minimal. When obstruction becomes hemodynamically significant or symptoms progress, clinicians may consider balloon commissurotomy or surgery depending on valve anatomy and associated conditions.<\/p>\n\n\n\n<p><strong>Q: What happens after an intervention like balloon valvotomy or valve replacement?<\/strong><br\/>\nFollow-up typically includes reassessment of symptoms and repeat imaging to confirm improved valve function and evaluate for complications such as regurgitation or restenosis. Long-term considerations differ between repaired native valves and prosthetic valves. The exact follow-up plan varies by clinician, procedure type, and patient factors.<\/p>\n\n\n\n<p><strong>Q: Can Mitral Stenosis come back after treatment?<\/strong><br\/>\nIt can, depending on the underlying cause and the type of treatment performed. Restenosis after balloon commissurotomy can occur over time in some patients, and degenerative calcification may progress. Ongoing monitoring is used to detect changes in valve function and hemodynamics.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mitral Stenosis is a condition where the mitral valve does not open fully. It is a structural heart valve disease that obstructs blood flow through the left side of the heart. It is commonly encountered in cardiology clinics, echocardiography labs, and inpatient care when evaluating dyspnea or atrial fibrillation. It is often discussed alongside pulmonary hypertension, heart failure physiology, and valvular interventions.<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-491","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/posts\/491","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/comments?post=491"}],"version-history":[{"count":0,"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/posts\/491\/revisions"}],"wp:attachment":[{"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/media?parent=491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/categories?post=491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/heartcareforyou.in\/blog\/wp-json\/wp\/v2\/tags?post=491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}