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How a VC Can Affect Your Heart
PVCs are common and can be experienced by many people without causing any issues. However, if they happen frequently, PVCs can weaken your heart muscle and increase the risk of heart failure.
The heart's rhythm is controlled by a bundle of nerve fibers situated in the upper right part of your heart. This is called the sinoatrial node or SA. Electrical signals travel from there to the lower heart chambers or ventricles.
Causes
PVCs are caused when the electrical impulse that normally starts your heartbeat at a point known as the sinus node (also known as the sinoatrial node or SA node) doesn't. Instead, the impulse starts in another area of your heart--the ventricles--and causes a wrongly timed beat. These extra beats are also known as ventricular tachycardia, and ventricular fibrillation. It may feel like the heart skipped a beat or feels like it is fluttering. They can occur infrequently and have no symptoms or they can occur frequently enough to interfere with your quality of life. Your doctor may prescribe medication in the event that they are frequent or cause weakness, dizziness or fatigue.
For most people, PVCs are harmless and do not increase the risk of heart disease or other health problems. A lot of PVCs however, may weaken the heart muscle over time. This is particularly relevant if they are triggered by a heart disease like dilated cardiomyopathy, or arrhythmogenic right ventricular cardiomyopathy, which could lead to symptoms of heart failure.
The symptoms of PVCs include a feeling that your heart beats slower or is fluttering, and you feel exhausted. window doctor repairmywindowsanddoors fluttering may be more noticeable when you exercise or consume certain drinks or foods. People with chronic anxiety or stress can have more PVCs and certain medications such as amiodarone, digoxin, and cocaine can increase the risk of developing them.
If you have occasional PVCs Your doctor may suggest lifestyle changes and medication. If they're a frequent occurrence, you may need to avoid certain foods and beverages like caffeine and alcohol. You can also lower your stress by getting enough sleep and exercising.
If you're experiencing a lot of PVCs, he may recommend a medical treatment known as radiofrequency catheter ablation, which eliminates the cells that cause PVCs. This procedure is performed by a specialist known as an electrophysiologist. The treatment is usually successful in treating PVCs which reduce symptoms, but does not prevent them from returning in the future. In certain cases it can increase your risk of having atrial fibrillation (AFib) which could cause stroke. It is not common, but it can be life-threatening.
Signs and symptoms
Premature ventricular contracts PVCs, also known as PVCs, can cause your heart to skip or be fluttering. These heartbeats that are not normal can be harmless, but you might be advised to consult your physician if they are frequent or if you experience symptoms such as dizziness or fatigue.
The electrical signals normally begin in the sinoatrial, located in the upper right corner of the heart. They then move to the lower chambers, also known as ventricles, that pump blood. Then, the ventricles contract to propel the blood into your lungs and return to the heart to begin the next pumping cycle. A PVC begins in a different place in the Purkinje fibres bundle in the left side of the heart.
When PVCs occur, they cause the heart beat or feel like it skipped the beat. If you only have one or two episodes, and no other symptoms are present your cardiologist may not treat you. But if you have a lot of PVCs the doctor may suggest an electrocardiogram, or ECG to gauge your heart rate over a 24-hour period. They might also recommend wearing a Holter monitor, which will record the heart's rhythm over time to see how many PVCs you have.
If you've suffered a heart attack in the past or suffer from cardiomyopathy -an illness that alters the way the heart pumps bloodand must be aware of their PVCs and speak with a cardiologist about changes to their lifestyle. These include the avoidance of alcohol, caffeine, and smoking, managing stress and anxiety and getting enough sleep. A cardiologist might prescribe medications to slow heartbeat, like beta blockers.
If you are experiencing frequent PVCs even if you don't have any other symptoms you should see a cardiologist. These irregular heartbeats could signal a problem with the structure of your heart or lungs and if they happen often enough, it could weaken your heart muscle. However, most people with PVCs do not experience any issues. They simply want to be aware that the fluttering or skipping heartbeats aren't normal.
Diagnosis
PVCs can be akin to heartbeats that are fluttering particularly if they're frequent and intense. People who experience them regularly might feel faint. They can also happen with exercise, though many athletes who experience them don't have any problems with their heart or health. PVCs can be detected in tests such as an electrocardiogram (ECG) or Holter monitor. These patches contain sensors that record electrical impulses coming from your heart. A cardiologist may also use an ultrasound echocardiogram to study the heart.
A doctor may be able to identify if someone is suffering from PVCs from a patient's history and physical examination. Sometimes however, they might only be able to detect PVCs when they examine the patient for another reason, like following an accident or a surgery. Ambulatory ECG monitors are able to detect PVCs and other arrhythmias. They may be used to detect heart disease when there is a concern.
If your cardiologist concludes that your heart is structurally healthy, reassurance might be all you need. If your symptoms are causing you discomfort or cause you to be anxious, avoiding alcohol, caffeine, and over the drug decongestants and reducing stress may help. Regular exercise and maintaining a healthy weight, and drinking enough fluids can help to reduce the frequency of PVCs. If your symptoms persist or are severe, talk to your doctor about possible medication options to treat them.
Treatment
If PVCs aren't causing symptoms or are not frequent they aren't usually in need of treatment. If they occur frequently your doctor may be able to look for heart problems or suggest lifestyle changes. You may also undergo a procedure (called radiofrequency cathode ablation) to eliminate them.
If you suffer from PVCs, the electrical signal that triggers your heartbeat starts somewhere different than the sinoatrial nerve (SA node) located in the upper right part of your heart. This can cause your heart to feel as if it skips beats or has additional beats. It's not clear what causes these symptoms, but they're common in people who have other heart issues. PVCs can increase in frequency as we age and can occur more frequently during exercises.
A doctor should conduct an ECG and an echocardiogram for a patient who suffers from frequent and painful PVCs to determine if there are structural heart problems. The doctor may also conduct an exercise stress test to determine if the extra heartbeats are related to physical activity. To determine if there are other causes for the increased beats an invasive heart catheterization or a cardiac MRI is possible.
Most people who suffer from PVCs do not experience any complications and can lead an ordinary life. However, they can increase your risk of having dangerous heart rhythm problems, especially if you have certain patterns of them. In some cases this means that the heart muscle becomes weaker and is unable to pump blood throughout your body.
Regular exercise and a balanced diet can lower the chances of developing PVCs. Avoid foods high in fat and sodium and limit your consumption of caffeine and tobacco. You should also try to sleep enough and manage stress. Certain medications can increase your risk of PVCs. If you are taking one of these drugs it is important to follow the doctor's advice regarding eating healthy, exercising and taking your medication.
In studies of patients suffering from PVC burdens that are excessive (more than 20% of total heartbeats) the higher rate of arrhythmia-induced cardiac myopathy was found. Some people may need a heart transplant.