{"id":2972,"date":"2026-02-27T16:29:59","date_gmt":"2026-02-27T16:29:59","guid":{"rendered":"https:\/\/www.bestcardiachospitals.com\/blog\/mitral-valve-definition-uses-and-clinical-overview\/"},"modified":"2026-02-27T16:29:59","modified_gmt":"2026-02-27T16:29:59","slug":"mitral-valve-definition-uses-and-clinical-overview","status":"publish","type":"post","link":"https:\/\/www.bestcardiachospitals.com\/blog\/mitral-valve-definition-uses-and-clinical-overview\/","title":{"rendered":"Mitral Valve: Definition, Uses, and Clinical Overview"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Mitral Valve Introduction (What it is)<\/h2>\n\n\n\n<p>The Mitral Valve is a heart valve that sits between the left atrium and the left ventricle.<br\/>\nIt opens and closes with each heartbeat to help blood move forward in the correct direction.<br\/>\nClinicians refer to it when evaluating heart murmurs, shortness of breath, and heart failure symptoms.<br\/>\nIt is commonly assessed on echocardiography and may be treated with repair or replacement when diseased.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why Mitral Valve used (Purpose \/ benefits)<\/h2>\n\n\n\n<p>In cardiovascular medicine, the Mitral Valve is discussed because it is a key \u201cgatekeeper\u201d for blood flow on the left side of the heart. Its primary purpose is to allow oxygen-rich blood to pass from the left atrium (the chamber that receives blood from the lungs) into the left ventricle (the main pumping chamber), and then to prevent backward flow during ventricular contraction.<\/p>\n\n\n\n<p>When the Mitral Valve is healthy, it supports efficient circulation and helps keep pressures in the lungs and left atrium within a physiologic range. When it becomes abnormal, it can contribute to symptoms and complications that prompt clinical evaluation:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mitral regurgitation (leakage):<\/strong> The valve does not close fully, so some blood moves backward into the left atrium during contraction. This can increase atrial and lung pressures and may reduce forward output.<\/li>\n<li><strong>Mitral stenosis (narrowing):<\/strong> The valve does not open well, restricting blood flow into the left ventricle. This can elevate left atrial pressure and lead to pulmonary congestion.<\/li>\n<li><strong>Mixed disease:<\/strong> Some patients have both narrowing and leakage to varying degrees.<\/li>\n<li><strong>Secondary effects:<\/strong> Long-standing valve disease may contribute to atrial enlargement, atrial fibrillation, pulmonary hypertension, or ventricular remodeling.<\/li>\n<\/ul>\n\n\n\n<p>From a practical standpoint, attention to the Mitral Valve helps clinicians with <strong>diagnosis<\/strong> (what is causing symptoms or a murmur), <strong>risk stratification<\/strong> (how severe the problem is and what it may imply), and <strong>treatment planning<\/strong> (medical management, monitoring, or procedural options when appropriate). The \u201cbenefit\u201d is not a single outcome but clearer clinical interpretation and, in selected cases, structural intervention to improve valve function and hemodynamics.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Clinical context (When cardiologists or cardiovascular clinicians use it)<\/h2>\n\n\n\n<p>Common scenarios where the Mitral Valve is referenced, examined, or measured include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A new or changing <strong>heart murmur<\/strong> heard on physical examination  <\/li>\n<li><strong>Shortness of breath<\/strong>, reduced exercise tolerance, or fatigue being evaluated for cardiac causes  <\/li>\n<li>Suspected or known <strong>heart failure<\/strong> (including preserved or reduced ejection fraction)  <\/li>\n<li><strong>Atrial fibrillation<\/strong> evaluation, especially when the left atrium is enlarged  <\/li>\n<li><strong>Pulmonary hypertension<\/strong> workup, where elevated left-sided filling pressures may be a contributor  <\/li>\n<li>Follow-up of known <strong>mitral regurgitation<\/strong> or <strong>mitral stenosis<\/strong> over time  <\/li>\n<li>Assessment after a <strong>heart attack<\/strong> or cardiomyopathy, where valve leakage can be \u201cfunctional\u201d (secondary)  <\/li>\n<li>Evaluation for <strong>infective endocarditis<\/strong> (infection involving heart valves), depending on symptoms and findings  <\/li>\n<li>Pre-operative or pre-procedural assessment before major non-cardiac surgery in selected patients  <\/li>\n<li>Planning for <strong>valve repair or replacement<\/strong> (surgical or catheter-based) when clinically indicated<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Contraindications \/ when it\u2019s NOT ideal<\/h2>\n\n\n\n<p>Because the Mitral Valve is an anatomical structure rather than a single test or drug, \u201ccontraindications\u201d are best understood as situations where <strong>a given Mitral Valve\u2013focused intervention<\/strong> or approach may not be suitable, or where the valve is not the primary driver of symptoms.<\/p>\n\n\n\n<p>Examples of situations where an approach may be less suitable include:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Symptoms explained by another condition<\/strong> (for example, lung disease) where mitral valve disease is mild and not the dominant issue  <\/li>\n<li><strong>Severe frailty or major comorbid illness<\/strong> that may make invasive procedures higher risk than potential benefit (decision-making varies by clinician and case)  <\/li>\n<li><strong>Valve anatomy not favorable<\/strong> for a particular repair technique (surgical or transcatheter), such as heavy calcification or unfavorable leaflet geometry; suitability varies by imaging findings and local expertise  <\/li>\n<li><strong>Active, uncontrolled infection<\/strong> or systemic illness where elective valve procedures are typically deferred until stabilized (timing varies by clinician and case)  <\/li>\n<li><strong>Unclear severity<\/strong> on initial evaluation, where more definitive imaging or hemodynamic assessment may be needed before selecting an intervention  <\/li>\n<li><strong>Advanced, irreversible ventricular dysfunction<\/strong> in some settings, where correcting the valve alone may not meaningfully improve overall pump function (assessment is individualized)  <\/li>\n<li><strong>Inability to adhere to follow-up requirements<\/strong> for certain device types (for example, anticoagulation considerations for some prosthetic valves), recognizing this depends on the specific valve choice and patient context<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">How it works (Mechanism \/ physiology)<\/h2>\n\n\n\n<p>The Mitral Valve is a <strong>two-leaflet (bicuspid)<\/strong> valve located between the <strong>left atrium (LA)<\/strong> and <strong>left ventricle (LV)<\/strong>. Its function depends on coordinated anatomy and timing across several structures:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Leaflets:<\/strong> Two thin flaps of tissue that open and close with pressure changes.<\/li>\n<li><strong>Annulus:<\/strong> A fibrous ring that forms the valve\u2019s \u201cframe.\u201d It changes shape during the cardiac cycle and can enlarge (dilate) in disease.<\/li>\n<li><strong>Chordae tendineae:<\/strong> Thin \u201cstrings\u201d attaching the leaflets to papillary muscles.<\/li>\n<li><strong>Papillary muscles:<\/strong> Muscles in the LV that maintain leaflet alignment during contraction.<\/li>\n<li><strong>Left atrium and left ventricle:<\/strong> Chamber pressures drive opening and closing.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Normal physiology (forward flow and one-way sealing)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>During <strong>diastole<\/strong> (ventricular relaxation\/filling), LA pressure is slightly higher than LV pressure, so the Mitral Valve <strong>opens<\/strong> and blood flows into the LV.<\/li>\n<li>During <strong>systole<\/strong> (ventricular contraction), LV pressure rises above LA pressure, so the Mitral Valve <strong>closes<\/strong>, forming a seal to prevent backward flow.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">What goes wrong in common disease states<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Mitral regurgitation:<\/strong> The seal is incomplete. Causes may be <strong>primary (degenerative)<\/strong>, where leaflet\/chordae problems are the main issue (for example, prolapse), or <strong>secondary (functional)<\/strong>, where LV or annular dilation pulls the valve open despite structurally \u201cnormal\u201d leaflets.<\/li>\n<li><strong>Mitral stenosis:<\/strong> The opening is restricted, often due to leaflet thickening, commissural fusion, or calcification. This increases LA pressure and can transmit pressure backward to pulmonary veins and lungs.<\/li>\n<li><strong>Clinical interpretation:<\/strong> Severity is not defined by one number alone. Clinicians integrate symptoms, physical exam, echocardiographic measurements (including Doppler flow), chamber sizes, pulmonary pressures, and LV function.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Time course and reversibility<\/h3>\n\n\n\n<p>Mitral valve disorders may be <strong>acute<\/strong> (sudden, such as rupture of a supporting structure) or <strong>chronic<\/strong> (progressing over years). Some contributors (like blood pressure and volume status) can change loading conditions and influence the measured severity on imaging, so clinicians often interpret findings in context and may repeat assessments over time.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mitral Valve Procedure overview (How it\u2019s applied)<\/h2>\n\n\n\n<p>The Mitral Valve itself is not a procedure, but it is <strong>evaluated<\/strong> and sometimes <strong>treated<\/strong> using structured clinical workflows. A high-level overview typically looks like this:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\n<p><strong>Evaluation \/ exam<\/strong>\n   &#8211; Symptom review (breathlessness, fatigue, palpitations, reduced exercise capacity)\n   &#8211; Physical examination (murmur characteristics, signs of congestion)\n   &#8211; Baseline tests as indicated (electrocardiogram, chest imaging, laboratory evaluation in selected cases)<\/p>\n<\/li>\n<li>\n<p><strong>Imaging and severity assessment<\/strong>\n   &#8211; <strong>Transthoracic echocardiography (TTE)<\/strong> is commonly the first-line test to evaluate valve structure and function.\n   &#8211; <strong>Transesophageal echocardiography (TEE)<\/strong> may be used for higher-detail views, procedural planning, or when TTE images are limited.\n   &#8211; Additional imaging (such as cardiac MRI or CT) may be used in selected cases for anatomy, function, calcification, or procedural planning.<\/p>\n<\/li>\n<li>\n<p><strong>Preparation and shared decision-making (when intervention is considered)<\/strong>\n   &#8211; Review of anatomy (leaflets, annulus, calcification, chordae) and mechanism (primary vs secondary regurgitation; rheumatic vs degenerative stenosis)\n   &#8211; Assessment of operative and procedural risk (varies by clinician and case)\n   &#8211; Discussion of potential strategies (monitoring, medications for symptom control, repair vs replacement, surgical vs catheter-based options)<\/p>\n<\/li>\n<li>\n<p><strong>Intervention \/ testing (when appropriate)<\/strong>\n   &#8211; <strong>Surgical repair<\/strong> (reshaping\/reinforcing the valve) or <strong>surgical replacement<\/strong> (implanting a prosthetic valve)\n   &#8211; <strong>Catheter-based procedures<\/strong> in selected patients, depending on anatomy and indication (availability and candidacy vary by center and case)\n   &#8211; <strong>Balloon valvotomy<\/strong> in selected cases of mitral stenosis with favorable morphology<\/p>\n<\/li>\n<li>\n<p><strong>Immediate checks<\/strong>\n   &#8211; Post-procedure echocardiography to assess residual regurgitation\/stenosis, gradients, and LV function\n   &#8211; Rhythm monitoring for atrial fibrillation or conduction issues<\/p>\n<\/li>\n<li>\n<p><strong>Follow-up<\/strong>\n   &#8211; Periodic clinical visits and repeat imaging based on valve condition, symptoms, and treatment type\n   &#8211; Ongoing management of contributing conditions (for example, blood pressure, cardiomyopathy, arrhythmias), individualized to the patient<\/p>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Types \/ variations<\/h2>\n\n\n\n<p>Mitral valve conditions and management are commonly categorized in several ways:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>By problem type<\/strong><\/li>\n<li><strong>Mitral regurgitation (MR):<\/strong> Backward leakage when closed<\/li>\n<li><strong>Mitral stenosis (MS):<\/strong> Narrowed opening when open<\/li>\n<li>\n<p><strong>Mixed mitral valve disease:<\/strong> Both MR and MS elements<\/p>\n<\/li>\n<li>\n<p><strong>By mechanism<\/strong><\/p>\n<\/li>\n<li><strong>Primary (degenerative) MR:<\/strong> Leaflet or chordal abnormality is the main driver (for example, prolapse or flail leaflet).<\/li>\n<li><strong>Secondary (functional) MR:<\/strong> LV enlargement\/dysfunction or annular dilation prevents adequate leaflet coaptation (meeting).<\/li>\n<li><strong>Rheumatic MS\/MR:<\/strong> Related to rheumatic heart disease patterns (morphology varies by case).<\/li>\n<li>\n<p><strong>Calcific MS:<\/strong> More common with aging and heavy annular\/leaflet calcification (severity and implications vary).<\/p>\n<\/li>\n<li>\n<p><strong>By time course<\/strong><\/p>\n<\/li>\n<li><strong>Acute:<\/strong> Sudden severe MR can occur due to abrupt structural failure; stenosis is more often chronic.<\/li>\n<li>\n<p><strong>Chronic:<\/strong> Gradual progression with compensatory chamber enlargement and later symptom onset.<\/p>\n<\/li>\n<li>\n<p><strong>By intervention type (when needed)<\/strong><\/p>\n<\/li>\n<li><strong>Repair vs replacement:<\/strong> Repair preserves native tissue when feasible; replacement uses a prosthetic valve when repair is not suitable.<\/li>\n<li><strong>Surgical vs catheter-based:<\/strong> Open surgical approaches versus transcatheter options in selected patients.<\/li>\n<li><strong>Prosthetic valve types:<\/strong> <strong>Mechanical<\/strong> versus <strong>bioprosthetic (tissue)<\/strong> valves; performance characteristics and long-term considerations vary by material and manufacturer.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pros and cons<\/h2>\n\n\n\n<p>Pros:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Central structure for understanding left-sided cardiac blood flow and many common murmurs  <\/li>\n<li>Echocardiography can evaluate it noninvasively in many patients  <\/li>\n<li>Mechanistic classification (primary vs secondary regurgitation) supports tailored management planning  <\/li>\n<li>Repair or replacement can be considered when disease is severe and clinically significant  <\/li>\n<li>Severity can often be tracked over time with repeat imaging and symptom correlation  <\/li>\n<\/ul>\n\n\n\n<p>Cons:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Measured severity can vary with blood pressure, volume status, heart rhythm, and imaging quality  <\/li>\n<li>Symptoms may be nonspecific and overlap with lung disease, anemia, or deconditioning  <\/li>\n<li>Some valve anatomies are not suitable for certain repair or catheter-based options  <\/li>\n<li>Interventions carry risks (bleeding, infection, stroke, arrhythmias), which vary by approach and patient factors  <\/li>\n<li>Prosthetic valves may introduce long-term considerations (durability, anticoagulation needs, gradients), which vary by valve type and patient context  <\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Aftercare &amp; longevity<\/h2>\n\n\n\n<p>Aftercare depends on whether the Mitral Valve is being <strong>monitored<\/strong> or has been <strong>repaired\/replaced<\/strong>, and on the underlying cause of disease. In general, outcomes and longevity are influenced by:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Baseline severity and timing:<\/strong> Advanced chamber enlargement, high pulmonary pressures, or reduced LV function can affect recovery and longer-term status.<\/li>\n<li><strong>Mechanism of disease:<\/strong> Primary (degenerative) versus secondary (functional) MR often behaves differently over time, and the durability of repair can vary with mechanism and anatomy.<\/li>\n<li><strong>Heart rhythm and atrial size:<\/strong> Atrial fibrillation and marked atrial enlargement can affect symptoms, stroke risk frameworks, and follow-up needs (management is individualized).<\/li>\n<li><strong>Comorbidities:<\/strong> Hypertension, coronary artery disease, cardiomyopathy, kidney disease, diabetes, and lung disease can influence functional capacity and procedural risk.<\/li>\n<li><strong>Procedure type and materials (if treated):<\/strong> Durability and follow-up needs differ after repair versus replacement and by prosthetic valve design; specifics vary by material and manufacturer.<\/li>\n<li><strong>Follow-up and monitoring:<\/strong> Repeat clinical review and imaging help detect progression or recurrent valve dysfunction and guide next steps.<\/li>\n<\/ul>\n\n\n\n<p>Cardiac rehabilitation or supervised exercise programs may be used after some cardiac procedures, depending on local practice and patient condition. Activity progression and restrictions, if any, are determined case by case.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alternatives \/ comparisons<\/h2>\n\n\n\n<p>Because the Mitral Valve is an anatomic structure, \u201calternatives\u201d usually mean alternative <strong>management strategies<\/strong> or <strong>diagnostic modalities<\/strong> depending on the clinical question.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Observation\/monitoring vs intervention<\/strong><\/li>\n<li>Mild or moderate disease without major symptoms or high-risk features is often followed with periodic assessment.<\/li>\n<li>\n<p>Severe disease with symptoms or evidence of adverse cardiac effects may lead clinicians to consider intervention, balancing benefits and risks. Timing varies by clinician and case.<\/p>\n<\/li>\n<li>\n<p><strong>Medication-focused management vs structural treatment<\/strong><\/p>\n<\/li>\n<li>Medications may be used to manage contributing conditions (blood pressure, heart failure physiology, rate\/rhythm control in atrial fibrillation), but they do not directly \u201cfix\u201d a structurally abnormal valve in many cases.<\/li>\n<li>\n<p>Structural options (repair\/replacement) aim to address the mechanical problem when appropriate.<\/p>\n<\/li>\n<li>\n<p><strong>Noninvasive imaging vs invasive hemodynamic assessment<\/strong><\/p>\n<\/li>\n<li>Echocardiography is the mainstay for diagnosis and follow-up.<\/li>\n<li>\n<p>In selected cases, cardiac catheterization may be used to clarify hemodynamics, evaluate coronary arteries, or reconcile symptoms with noninvasive findings.<\/p>\n<\/li>\n<li>\n<p><strong>Surgical vs catheter-based approaches<\/strong><\/p>\n<\/li>\n<li>Surgery offers direct visualization and a wide range of repair techniques; it also carries operative recovery considerations.<\/li>\n<li>\n<p>Catheter-based therapies may be considered for selected patients based on anatomy, severity, and procedural risk; availability and candidacy vary by center.<\/p>\n<\/li>\n<li>\n<p><strong>Repair vs replacement<\/strong><\/p>\n<\/li>\n<li>Repair retains native tissue and may preserve ventricular geometry, when feasible.<\/li>\n<li>Replacement is used when repair is not suitable or unlikely to be durable; prosthetic choice depends on patient factors and valve characteristics.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Mitral Valve Common questions (FAQ)<\/h2>\n\n\n\n<p><strong>Q: Where exactly is the Mitral Valve located?<\/strong><br\/>\nIt sits between the left atrium and the left ventricle. Blood returning from the lungs enters the left atrium, passes through the Mitral Valve, and then fills the left ventricle. The left ventricle then pumps blood to the body through the aortic valve.<\/p>\n\n\n\n<p><strong>Q: What symptoms can mitral valve disease cause?<\/strong><br\/>\nSymptoms can include shortness of breath (especially with exertion), fatigue, reduced exercise tolerance, or swelling in some cases. Palpitations can occur, particularly if atrial fibrillation develops. Some people have no symptoms and are diagnosed after a murmur is heard or imaging is performed.<\/p>\n\n\n\n<p><strong>Q: Is mitral valve testing painful?<\/strong><br\/>\nA standard transthoracic echocardiogram is typically not painful and uses ultrasound on the chest. A transesophageal echocardiogram involves a probe placed in the esophagus and is usually performed with sedation; discomfort varies. Other tests depend on what is needed and the clinical setting.<\/p>\n\n\n\n<p><strong>Q: How do clinicians tell if it\u2019s regurgitation or stenosis?<\/strong><br\/>\nEchocardiography with Doppler evaluates both the direction and speed of blood flow across the valve. Regurgitation is identified by backward flow into the left atrium during systole, while stenosis is assessed by restricted opening and elevated flow gradients during diastole. Clinicians interpret these findings together with valve anatomy and symptoms.<\/p>\n\n\n\n<p><strong>Q: Will I always need surgery if there is a problem with the Mitral Valve?<\/strong><br\/>\nNot necessarily. Many cases are monitored over time, and some symptoms can be managed by treating related conditions. When intervention is considered, the decision depends on severity, symptoms, valve anatomy, heart function, and overall risk\u2014varies by clinician and case.<\/p>\n\n\n\n<p><strong>Q: What is the difference between mitral valve repair and replacement?<\/strong><br\/>\nRepair modifies the patient\u2019s own valve to improve closure or opening, often using techniques that reshape or support the valve. Replacement removes or excludes the native valve and implants a prosthetic valve. The most appropriate option depends on anatomy, disease mechanism, and expected durability.<\/p>\n\n\n\n<p><strong>Q: How long do results last after a mitral valve procedure?<\/strong><br\/>\nDurability depends on the underlying disease, the technique used, and patient-specific factors. Repairs can be long-lasting in appropriately selected cases, while prosthetic valves have durability and long-term considerations that vary by valve type and manufacturer. Ongoing follow-up imaging is commonly used to monitor function over time.<\/p>\n\n\n\n<p><strong>Q: Is mitral valve disease considered \u201csafe\u201d to live with?<\/strong><br\/>\nRisk varies widely based on severity, symptoms, heart rhythm, pulmonary pressures, and ventricular function. Mild disease may remain stable for years, while severe disease can carry higher risks if left untreated. Clinicians generally use symptoms and imaging to guide monitoring intensity and treatment discussions.<\/p>\n\n\n\n<p><strong>Q: Will hospitalization be needed for evaluation or treatment?<\/strong><br\/>\nMany evaluations (clinic visits and transthoracic echocardiography) are outpatient. Hospitalization may be needed for acute symptoms, advanced testing, or procedural treatment, depending on the situation. Length of stay varies by procedure type and individual recovery factors.<\/p>\n\n\n\n<p><strong>Q: What about cost\u2014does evaluation or treatment tend to be expensive?<\/strong><br\/>\nCosts vary widely by region, insurance coverage, testing type, and whether a procedure is needed. An office visit and echocardiogram differ substantially from surgical or catheter-based interventions. For meaningful estimates, clinicians and hospitals typically provide case-specific billing guidance.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Mitral Valve is a heart valve that sits between the left atrium and the left ventricle. It opens and closes with each heartbeat to help blood move forward in the correct direction. Clinicians refer to it when evaluating heart murmurs, shortness of breath, and heart failure symptoms. It is commonly assessed on echocardiography and may be treated with repair or replacement when diseased.<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-2972","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Mitral Valve: Definition, Uses, and Clinical Overview - Best Cardiac Hospitals<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.bestcardiachospitals.com\/blog\/mitral-valve-definition-uses-and-clinical-overview\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mitral Valve: Definition, Uses, and Clinical Overview - Best Cardiac Hospitals\" \/>\n<meta property=\"og:description\" content=\"The Mitral Valve is a heart valve that sits between the left atrium and the left ventricle. It opens and closes with each heartbeat to help blood move forward in the correct direction. Clinicians refer to it when evaluating heart murmurs, shortness of breath, and heart failure symptoms. 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