Understanding Heart Valve Leak and Its Effects A heart valve leak, also known as valvular regurgitation or insufficiency, occurs when the heart's valves fail to close properly. This condition can lead to blood flowing backward instead of forward, causing various health complications. Early detection and appropriate treatment are crucial in managing heart valve leaks to prevent further damage to the heart. Causes: Age-related wear and tear of the valve Infections such as endocarditis Previous heart surgeries or procedures Genetic factors Rheumatic fever Symptoms: Shortness of breath Fatigue Chest pain Rapid or irregular heartbeat Swollen ankles or feet Diagnosis: A thorough physical examination, listening to heart sounds using a stethoscope, and additional tests such as echocardiography are commonly conducted to diagnose heart valve leaks. These tests help evaluate the severity of the leak and determine the best course of action. Treatment Options: Medical management, including medication to control symptoms and prevent complications, is often the initial approach. In more severe cases, surgical intervention may be required. Procedures like valve repair or replacement aim to restore the normal function of the heart and improve the patient's overall quality of life. It is important to note that heart valve leaks should be addressed by a qualified healthcare professional. They will develop a personalized treatment plan based on the unique needs of each individual. By recognizing the signs and seeking appropriate medical care, individuals with heart valve leaks can effectively manage their condition and lead a fulfilling life.Understanding Heart Valve Leak and Its Effects A heart valve leak, also known as valvular regurgitation or insufficiency, occurs when the heart's valves fail to close properly. This condition can lead to blood flowing backward instead of forward, causing various health complications. Early detection and appropriate treatment are crucial in managing heart valve leaks to prevent further damage to the heart. Causes: Age-related wear and tear of the valve Infections such as endocarditis Previous heart surgeries or procedures Genetic factors Rheumatic fever Symptoms: Shortness of breath Fatigue Chest pain Rapid or irregular heartbeat Swollen ankles or feet Diagnosis: A thorough physical examination, listening to heart sounds using a stethoscope, and additional tests such as echocardiography are commonly conducted to diagnose heart valve leaks. These tests help evaluate the severity of the leak and determine the best course of action. Treatment Options: Medical management, including medication to control symptoms and prevent complications, is frequently the initial approach. In more severe cases, surgical intervention may be required. Procedures like valve repair or replacement aim to restore the normal function of the heart and improve the patient's overall quality of life. It is important to note that heart valve leaks should be addressed by a qualified healthcare provider. They will develop a personalized treatment plan based on the unique needs of each individual. By recognizing the signs and seeking appropriate medical care, individuals with heart valve leaks can effectively manage their condition and lead a fulfilling life.Understanding Heart Valve Leak and Its Effects A heart valve leak, also known as valvular regurgitation or insufficiency, occurs when the heart's valves fail to close properly. This condition can lead to blood flowing backward instead of forward, causing various health complications. Early detection and appropriate treatment are crucial in managing heart valve leaks to prevent further damage to the heart. Causes: Age-related wear and tear of the valve Infections such as endocarditis Previous heart surgeries or procedures Genetic factors Rheumatic fever Symptoms: Shortness of breath Fatigue Chest pain Rapid or irregular heartbeat Swollen ankles or feet Diagnosis: A thorough physical examination, listening to heart sounds using a stethoscope, and additional tests such as echocardiography are usually conducted to diagnose heart valve leaks. These tests help evaluate the severity of the leak and determine the best course of action. Treatment Options: Medical management, including medication to control symptoms and prevent complications, is frequently the initial approach. In more severe cases, surgical intervention may be required. Procedures like valve repair or replacement aim to restore the normal function of the heart and improve the patient's overall quality of life. It is important to note that heart valve leaks should be addressed by a qualified healthcare provider. They will develop a personalized treatment plan based on the unique needs of each individual. By recognizing the signs and seeking appropriate medical care, individuals with heart valve leaks can successfully manage their condition and lead a fulfilling life.Understanding Heart Valve Leak and Its Effects A heart valve leak, also known as valvular regurgitation or insufficiency, occurs when the heart's valves fail to close properly. This condition can lead to blood flowing backward instead of forward, causing various health complications. Early detection and appropriate treatment are crucial in managing heart valve leaks to prevent further damage to the heart. Causes: Age-related wear and tear of the valve Infections such as endocarditis Previous heart surgeries or procedures Genetic factors Rheumatic fever Symptoms: Shortness of breath Fatigue Chest pain Rapid or irregular heartbeat Swollen ankles or feet Diagnosis: A thorough physical examination, listening to heart sounds using a stethoscope, and additional tests such as echocardiography are typically conducted to diagnose heart valve leaks. These tests help evaluate the severity of the leak and determine the best course of action. Treatment Options: Medical management, including medication to control symptoms and prevent complications, is frequently the initial approach. In more severe cases, surgical intervention may be required. Procedures like valve repair or replacement aim to restore the normal function of the heart and improve the patient's overall quality of life. It is important to note that heart valve leaks should be addressed by a qualified healthcare professional. They will develop a personalized treatment plan based on the unique needs of each individual. By recognizing the signs and seeking appropriate medical care, individuals with heart valve leaks can successfully manage their condition and lead a satisfying life.Understanding Heart Valve Leak and Its Effects A heart valve leak, also known as valvular regurgitation or insufficiency, occurs when the heart's valves fail to close properly. This condition can lead to blood flowing backward instead of forward, causing various health complications. Early detection and appropriate treatment are crucial in managing heart valve leaks to prevent further damage to the heart. Causes: Age-related wear and tear of the valve Infections such as endocarditis Previous heart surgeries or procedures Genetic factors Rheumatic fever Symptoms: Shortness of breath Fatigue Chest pain Rapid or irregular heartbeat Swollen ankles or feet Diagnosis: A thorough physical examination, listening to heart sounds using a stethoscope, and additional tests such as echocardiography are usually conducted to diagnose heart valve leaks. These tests help evaluate the severity of the leak and determine the best course of action. Treatment Options: Medical management, including medication to control symptoms and prevent complications, is frequently the initial approach. In more severe cases, surgical intervention may be required. Procedures like valve repair or replacement aim to restore the normal function of the heart and improve the patient's overall quality of life. It is important to note that heart valve leaks should be addressed by a qualified healthcare provider. They will develop a personalized treatment plan based on the unique needs of each individual. By recognizing the signs and seeking appropriate medical care, individuals with heart valve leaks can effectively manage their condition and lead a rewarding life. 8 févr. 2022 · Mitral valve regurgitation is a type of heart valve disease in which the valve between the left heart chambers doesn't close completely, allowing blood to leak backward across the valve. It is the most common type of heart valve disease (valvular heart disease). A leaking heart valve can occur in any one of the four heart valves: Aortic valve between the left ventricle and the aorta (main artery in the body). Mitral valve, between the left atrium and the left ventricle. Pulmonary valve, between the right ventricle and the pulmonary artery. Tricuspid valve,. 8 sept. 2022 · A leaky heart valve — also known as heart valve regurgitation or valve insufficiency — is a heart valve that does not close properly. As the heart pumps, some blood leaks back. 6 mars 2023 · A leaky heart valve may not cause any symptoms, or symptoms can come on gradually over time. Some of the most common symptoms of a leaky heart valve can also be caused by other conditions. 16 déc. 2022 · When a heart valve is damaged or doesn’t close properly, it can cause what’s known as a “leaky valve.” Depending on the severity of the leaky valve, there are several different treatment. Other symptoms of a leaky heart valve may include: Lightheadedness Rapid heartbeat Heart fluttering or palpitations Fatigue. Causes Chambers and valves of the heart A normal heart and heart valve problems The four heart valves, which keep blood flowing in the right direction, are the mitral, tricuspid, pulmonary and aortic valves. Each valve has flaps (leaflets) that open and close once per heartbeat. Signs/ Symptoms Causes Treatment A leaky heart valve may go unnoticed because frequently, a leaky heart valve causes no symptoms. A leaky heart valve may go unnoticed because frequently, a leaky heart valve causes no symptoms. If a heart valve leak is severe, it can lead to symptoms such as breathlessness and cause the heart to fail. 22 avr. 2022 · A leaky heart valve can be caused by a number of conditions. Defects present from birth are sometimes the cause. In other cases, a leaky valve can be traced to: Calcification on the valves: Calcium deposits form on the valve that cause narrowing Injury: Physical trauma can damage the heart’s tissue. 20 juin 2023 · Ask the doctor Q. A recent echocardiogram showed that I have mild leakage from my mitral and tricuspid valves. I feel fine, but should I limit my activity in any way based on this finding? Will I need any follow-up testing going forward? I just turned 74. A. Rest assured that a little bit of leakage from both of those heart valves is normal. 20 janv. 2023 · A leaky heart valve (also known as valve regurgitation) is a valve that doesn’t close properly. This means that blood can flow backward in the heart and potentially affect heart. 24 mai 2022 · Find out how valve repair and replacement can treat aortic valve stenosis, aortic valve regurgitation and congenital heart disease. This content does not have an English version. This content does not have an Arabic version. Skip to content Care at Mayo Clinic Care at Mayo Clinic About Mayo Clinic Request Appointment Find a Doctor Clinical Trials. 6 avr. 2022 · Tricuspid valve regurgitation is a type of heart valve disease in which the valve between the two right heart chambers (right ventricle and right atrium) doesn't close properly. As a result, blood leaks backward into the upper right chamber (right atrium). A person may be born with tricuspid valve regurgitation (congenital heart disease). Mitral regurgitation – the valve leaks and blood flows the wrong way mitral stenosis – the valve does not open as wide as it should These conditions can be serious, but they're often treatable. In some cases, mitral valve surgery may be needed. Mitral valve prolapse. Paravalvular leak (PVL) is a relatively rare complication related to the surgical replacement of mitral and aortic valves. Most PVLs are hemodynamically non-significant, however large leaks lead to heart failure and increased risk of infectious endocarditis. Intravascular hemolysis causing anemia is also common in small PVLs. 12 nov. 2021 · Part 1 Getting Medical Attention 1 Call emergency medical responders if you are having a heart attack. Heart attacks can produce similar symptoms to heart valve leaks. In addition, a leaky heart valve can cause a heart attack. If you are unsure whether or not you are having a heart attack, you should call emergency medical responders to be safe. If the valve doesn’t close fully, the blood will leak back into the heart instead of forwards into the body. This is called valve incompetence, valve regurgitation or a leaky valve. These problems can put extra strain on your heart and make your heart work harder. This can cause you to have symptoms like feeling more tired and out of breath. A leaky heart valve, also called regurgitation, can happen suddenly or it may develop slowly over many years. If it's a minor issue, it can be treated with medication, or you may not need. 30 sept. 2022 · A leaking heart valve, or heart valve regurgitation, causes blood to flow backward in the heart. A person’s life expectancy depends on which valve leaks, the leak’s severity, and treatment. When a heart valve doesn’t close properly and leaks the blood, it is called a leaky heart valve, valve insufficiency, or regurgitation of the heart valve. Due to the leaky valve, sometimes the heart doesn’t pump enough blood to the rest of the body. It can cause many health problems that can be minor or severe. 8 févr. 2022 · The mitral valve heart murmur is the sound of blood leaking backward through the valve. Tests may be done to confirm a diagnosis of mitral valve regurgitation or to check for other conditions that can cause similar signs and symptoms. Tests Echocardiogram A health care provider performs an echocardiogram at Mayo Clinic. 22 janv. 2013 · A, Parasternal longitudinal axis tranesesophageal echocardiography (TEE) view showing moderate paravalvular leak post–transcatheter heart valve deployment. B , Parasternal longitudinal axis midesophageal TEE view post–balloon dilation showing significant decrease in severity of paravalvular leak from moderate–severe to mild. 8 mai 2020 · A leaking mitral valve allows blood to flow in two directions during the contraction. Some blood flows from the ventricle through the aortic valve — as it should — and some blood flows back into the atrium. What's the problem that results from mitral regurgitation? Leakage can increase blood volume and pressure in the left atrium. Many different forms of heart disease can cause tricuspid regurgitation. So, keeping your heart as healthy as possible can help lower your risk of heart diseases that lead to a leaky valve. Here are some tips. Follow a heart-healthy eating plan, like the Mediterranean Diet. Build up to at least 150 minutes of moderate-intensity exercise per week. 30 sept. 2022 · A leaking heart valve, or heart valve regurgitation, causes blood to flow backward in the heart. A person’s life expectancy depends on which valve leaks, the leak’s severity, and. The aortic valve controls the flow of blood out from the heart to the rest of the body. An aortic valve replacement involves removing a faulty or damaged valve and replacing it with a new valve made from synthetic materials or animal tissue. It's a major operation that isn't suitable for everyone and can take a long time to recover from. 30 avr. 2020 · Haemolytic anaemia is a complication of paravalvular leak (PVL). The correlation between the size of the leak and the severity of haemolysis is unclear. Small leaks can cause severe haemolysis, whereas significant leaks may cause no haemolysis. Case summary. 11 mai 2020 · The Importance of Tracking Heart Valve Disease Symptoms Know the signs of shortness of breath The clues can be subtle: Monty's recliner Monty is 75 years old, and his doctor had noted his heart murmur several years ago. He recently went to visit his son David for a few days. Heart valve leakage can force the heart to work harder to pump enough blood to the body. It can lead to sudden cardiac arrest, heart failure, and death. When the valves rupture and do not work correctly, they may need treatment or replacement. Some physical signs and symptoms of the heart valve problem are; Chest pain Palpitation Weakness. But in mitral valve regurgitation, some blood leaks back through the valve. It doesn’t just flow forward into the ventricle the way it should. Because of this, the heart has to work harder than it should to get blood out to the body. If the regurgitation gets worse, some blood may start to back up into the lungs. A very small amount of mitral. When your aortic valve leaks, it's called aortic valve regurgitation or aortic insufficiency. The aortic valve is one of the heart’s 4 valves. These valves help the blood flow through the heart and out to the body. Normally, the aortic valve stops blood from flowing back into the left ventricle. 24 mai 2023 · According to the American Heart Association (AHA), when a major valve leak occurs what ends up happening is that every time the left heart chamber contracts, the blood that should then flow in. A leaky valve doesn’t close properly and can let blood leak through. Some cases are mild, but others place stress on the heart and can cause symptoms, heart failure or cardiac arrest. If needed, there are many ways to repair or replace a heart valve. Symptoms and Causes. Diagnosis and Tests. 8 sept. 2022 · FAQs Summary A leaky heart valve — also known as heart valve regurgitation or valve insufficiency — is a heart valve that does not close properly. As the heart pumps, some blood. 8 févr. 2022 · Overview Mitral valve regurgitation is a type of heart valve disease in which the valve between the left heart chambers doesn't close completely, allowing blood to leak backward across the valve. It is the most common type of heart valve disease (valvular heart disease). 6 mars 2023 · Outlook The bottom line A leaky heart valve may not cause any symptoms, or symptoms can come on gradually over time. Some of the most common symptoms of a leaky heart valve can. 28 juin 2023 · Treatment goals Medication Valve repair surgery Valve replacement surgery Summary A leaky heart valve does not close properly, causing leakage between the heart chambers. Depending on. The leaflets in two of your valves (the mitral and tricuspid) also have tough, fibrous strands of tissue called chordae tendineae that connect the valve leaflets to the papillary muscles inside the walls of your ventricles. The chordae tendineae and papillary muscles keep the leaflets stable against any backward flow of blood. Treatment. Heart valve disease treatment depends on your symptoms, the severity of the condition, and whether your condition is worsening. A doctor trained in heart disease (cardiologist) will provide your care. Treatment might include monitoring your condition with regular follow-up visits. 16 déc. 2022 · Treatment options Outlook Bottom line When a heart valve is damaged or doesn’t close properly, it can cause what’s known as a “leaky valve.” Depending on the severity of the leaky. 20 janv. 2023 · Symptoms Diagnosis and treatment Complications Outlook Bottom line A leaky heart valve means blood isn’t moving correctly through one of the heart’s four valves. This can cause. If U Don't Seek, U Will Not Find. Seek & You Will Find - All Will Be Well 4 Everyone! Learn More! Read, Investigate, Understand, and become Optimistic. All will be well. 8 sept. 2022 · Summary A leaky heart valve — also known as heart valve regurgitation or valve insufficiency — is a heart valve that does not close properly. As the heart pumps, some blood leaks. 28 juin 2023 · Summary A leaky heart valve does not close properly, causing leakage between the heart chambers. Depending on the severity of the leak, there are different treatments available, from. 24 nov. 2022 · Mitral regurgitation Pulmonary regurgitation Aortic regurgitation Treatment Summary In a healthy heart, blood flows in only one direction. The four valves of the heart prevent blood from. 30 sept. 2022 · Darren Robb/Getty Images Left untreated, leaking heart valves may: increase the risk of heart arrhythmias lead to harmful blood clots cause sudden cardiac death cause heart failure However,. 7 févr. 2023 · A person with a leaky heart valve may experience symptoms such as fatigue or shortness of breath. These symptoms may make an individual question if they can or should exercise. However,. Leaky Heart Valve (Mitral Valve Regurgitation) The heart valves control blood flow through the heart. A leaky valve doesn’t close properly and can let blood leak through. Some cases are mild, but others place stress on the heart and can cause symptoms, heart failure or cardiac arrest. 27 janv. 2023 · Medications Summary A leaky heart valve refers to a heart valve that does not close properly. This can make it more difficult for a person’s heart to pump blood. Typically, treatment. 6 mars 2023 · The bottom line A leaky heart valve may not cause any symptoms, or symptoms can come on gradually over time. Some of the most common symptoms of a leaky heart valve can also be. 16 déc. 2022 · lightheadedness shortness of breath, especially with exertion swelling in your neck, abdomen, or legs According to the National Heart, Lung, and Blood Institute, if your valve regurgitation. 6 mars 2023 · Some of the most common symptoms of a leaky heart valve include: chest pain or discomfort dizziness or lightheadedness fatigue heart palpitations, or a feeling as though your heart is skipping a beat or beating really fast shortness of breath and/or difficulty breathing when lying down swelling in. 24 févr. 2023 · dizziness or lightheadedness unexplained fatigue chest pain or discomfort (angina) shortness of breath, especially when you’re physically active swelling in your legs, ankles, or feet a feeling. 16 déc. 2022 · The outlook for people with a mild case of leaky heart valve with no symptoms and no other heart problems is very good. Similarly, if your valve disease is treated effectively and no complications. 8 mai 2023 · Causes Diagnosis Treatments Outlook Heart valve disorders can affect any of the valves in your heart. The cause can be a leakage of blood (regurgitation), a narrowing of the valve. 3 mars 2023 · In mild cases, a leaking heart valve may have no symptoms and require no treatment other than regular checkups. But in more severe cases, valve repair or replacement may be necessary. 1 mai 2023 · Takeaway Aortic valve regurgitation happens when your aortic valve doesn’t fully close, causing some blood to remain in your left ventricle. It can cause symptoms like chest pain and fatigue,. 30 sept. 2022 · tricuspid If any of these valves become leaky, it can cause some blood to flow backward, forcing the heart to work harder and slowing the flow of blood throughout the body. A leaking heart. Bonnes affaires sur les you can heal your heart dans livres en anglais sur Amazon. Petits prix sur you can heal your heart. Livraison gratuite (voir cond.). 16 déc. 2022 · If a doctor determines that your leaky valve doesn’t require repair or replacement, you may be prescribed medications such as: Antihypertensive medications: These medications treat high blood. 28 juin 2023 · Anticoagulant medications: Doctors may prescribe blood-thinning medications for those with atrial fibrillation (A-fib) that can accompany a leaky valve. This can help to reduce the risk of. 24 mai 2022 · Types of aortic valve disease that may require treatment with aortic valve repair or replacement include: Aortic valve regurgitation. Blood flows backward through the aortic valve into the heart's main pumping chamber (left ventricle). Aortic valve regurgitation may result from a leaky or dysfunctional valve. Any condition that damages the. Written by Stephanie Booth Medically Reviewed by James Beckerman, MD, FACC on November 20, 2022 Repair Replacement How Do I Prepare? What to Expect Afterward A leaky heart valve lets blood. 11 mai 2020 · If you valve disease progresses, surgical treatment may be necessary. Your health care team can help you understand and evaluate options for heart valve repair or valve replacement surgery. Below are some of the types of medications that heart valve patients may be prescribed. A doctor threads a thin tube (catheter) through a blood vessel in your arm or groin, guides it to an artery in your heart and injects dye through the catheter to make the artery visible on an X-ray. This provides your doctor with a detailed picture of your heart arteries and how your heart functions. 14 déc. 2022 · Your doctor may often recommend heart valve repair when possible, as it saves the heart valve and may preserve heart function. Heart valve repair surgery may include: Patching holes in a valve; Reconnecting valve flaps (leaflets or cusps) Removing excess valve tissue so that the leaflets or cusps can close tightly. 12 août 2021 · To repair an aortic valve, surgeons may separate valve flaps (cusps) that have fused, reshape or remove excess valve tissue so that the cusps can close tightly, or patch holes in a valve. Doctors may use a catheter procedure to insert a plug or device to repair a leaking replacement aortic valve. Traditionally, open-heart surgery is used to repair or replace heart valves. This means that a large incision is made in the chest and the heart stopped for a time so that the surgeon can repair or replace the valve (s). Newer, less invasive techniques have been developed to replace or repair heart valves. 8 févr. 2022 · Electrocardiogram (ECG). Wires (electrodes) attached to pads on the skin measure electrical signals from the heart. An ECG can detect irregular heart rhythms (arrhythmias) related to mitral valve disease. Chest X-ray. A chest X-ray shows the condition of the heart and lungs. More A leaky heart valve might go unnoticed. Or it could cause health problems that could be either minor or serious. How serious a leaky heart valve is depends on how much it interferes with. Replacement If your doctor recommends that the valve be replaced, your surgeon will remove the valve that's not working well and put in a new one. Some valves are made from specially treated. Minimally invasive heart valve surgery is a type of surgery performed through smaller incisions. This type of surgery reduces blood loss, trauma, and length of hospital stay. Your surgeon. Mitral valve prolapse is a common cause of a heart murmur caused by a "leaky" heart valve. Most cases of mitral valve prolapse are not serious and only need to be monitored. Mitral. The "lub" (systolic sound) happens when part of the heart contracts and the mitral and tricuspid valves close, and the "dub" (diastolic sound) occurs when part of the heart relaxes and the. 15 févr. 2023 · Cardiomyopathy. This is damage to the heart muscle from artery or blood flow problems, or from other causes such as from infections or alcohol or drug abuse. Conditions that overwork the. If you have a leaky heart valve, you may have surgery to repair or replace it. WebMD tells you what to expect. Care at Mayo Clinic Print Overview In heart valve disease, one or more of the valves in your heart doesn't work properly. Your heart has four valves that keep blood flowing in the correct direction. In some cases, one or more of the valves don't open or close properly. This can cause the blood flow through your heart to your body to be disrupted. Symptoms. Some people with heart valve disease might not have symptoms for many years. When signs and symptoms occur, they might include: Whooshing sound (heart murmur) when a doctor is listening to the heart with a stethoscope; Chest pain; Abdominal swelling (more common with advanced tricuspid regurgitation) Fatigue. 25 août 2022 · Depending on which valve isn't working properly, heart valve disease symptoms generally include: Chest pain Fainting (syncope) Fatigue Irregular heartbeat Shortness of breath Swollen feet or ankles. 17 nov. 2021 · Some people with aortic valve disease may not notice symptoms for many years. Signs and symptoms of aortic valve disease may include: Whooshing or swishing heart sound (heart murmur) Chest pain or tightness; Dizziness; Fainting; Fatigue after activity or having less ability to be active; Irregular heartbeat. 25 juin 2022 · Having a faulty, diseased or damaged heart valve increases the risk of the condition. However, endocarditis may occur in those without heart valve problems. Risk factors for endocarditis include: Older age. Endocarditis occurs most often in adults over age 60. Artificial heart valves. 18 août 2022 · Aortic valve stenosis — or aortic stenosis — is a type of heart valve disease (valvular heart disease). The valve between the lower left heart chamber and the body's main artery (aorta) is narrowed and doesn't open fully. This reduces or blocks blood flow from the heart to the aorta and to the rest of the body. Imaging discussion Mayo Clinic doctors collaborate and discuss a 3D echocardiogram. Research and technology at Mayo Clinic Mayo Clinic doctors discuss research and technology, such as the 3D printing of models of the heart. Innovative heart valve surgery. Overview What is heart valve disease? Heart valve disease refers to any of several conditions that prevent one or more of the valves in your heart from working right. Left untreated, heart valve disease can cause your heart to work harder. This can reduce your quality of life and even become life-threatening. Learn about this condition in which one or more of your heart valves doesn't work properly. Abnormal sound (heart murmur) when a doctor is listening to the heart beating with a stethoscope Fatigue Shortness of breath, particularly when you have been very active or when you lie down Swelling of your ankles and feet Dizziness Fainting Irregular heartbeat When to see a doctor.