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How a VC Can Affect Your Heart
Many people have occasional PVCs with no problems. If they are frequent, PVCs may weaken your heart and increase your chance of suffering from heart failure.
The heart's rhythm is usually controlled by a group of fibers that are located in the upper right corner of your heart. This is known as the sinoatrial nerve, or SA. Electrical signals are transmitted from there to the lower heart chambers or ventricles.
Causes
PVCs occur when the electrical impulse that normally starts your heartbeat at the Sinus Node (also called the Sinoatrial or SA node) does not. The impulse actually begins in the ventricles, causing an irregular heartbeat. These extra beats, also called ventricular tachycardia or ventricular fibrillation, could feel as if your heart skipped a beat, or it feels like it is like it's fluttering. They can happen infrequently and have no symptoms or they can happen often enough to affect your daily life. Your doctor may prescribe medication in the event that they are frequent or cause weakness, dizziness or fatigue.
PVCs are generally harmless and don't increase your risk of developing heart disease. Over time, repeated PVCs can weaken the heart muscle. This is particularly when the PVCs result from an illness like dilated Cardiomyopathy and arrhythmogenic right ventricle cardiomyopathy that can lead to heart failure.
The symptoms of PVCs include feeling like your heart beats slower or flutters, and you may feel breathless. The fluttering could be more noticeable when you exercise or consume certain drinks or foods. PVCs are more prevalent in those suffering from chronic anxiety or stress. Certain medications, like digoxin, amiodarone or cocaine, can increase the risk of developing PVCs.
If you are experiencing occasional PVCs Your doctor may recommend lifestyle changes and medicines. If they are a regular occurrence, you may need to avoid some drinks and foods like caffeine and alcohol. You can also lessen stress by taking enough rest and exercising.
If you have a lot of PVCs The doctor may suggest a medical procedure called radiofrequency catheter ablation. This eliminates the cells that cause PVCs. The procedure is carried out by a specialist known as an electrophysiologist. The treatment is generally successful in treating PVCs, reducing symptoms but it does not stop them from returning in the future. In some instances it may increase your risk of having atrial fibrillation (AFib) which could lead to stroke. It's not common, but it can be life-threatening.
Signs and symptoms
Premature ventricular contractions, or PVCs, can cause your heart appear to flutter or skip the beat. These extra heartbeats are harmless, but you might need to see your doctor in the event of frequent heartbeats or if you are experiencing symptoms like dizziness or fatigue.
Normally, electrical signals start in the sinoatrial node located in the upper right-hand side of the heart. They move down to the lower chambers (or ventricles) which pump blood. The ventricles then contract to propel blood into the lungs, and then return to the heart to begin the next pumping cycle. windows doctor begins in a different place in the Purkinje fibres bundle at the bottom left of the heart.
When PVCs happen they can make the heart feel as if it's beating faster or slower. If you experience just a few episodes but no other symptoms, the cardiologist probably won't treat you. If you have a lot of PVCs, your doctor may suggest that you undergo an electrocardiogram (ECG) to monitor your heartbeat for a period of 24 hours. He or she may also recommend wearing a Holter monitor, which will record your heart rhythm over time to determine the number of PVCs you have.
People who have suffered previously from a heart attack or cardiomyopathy, a condition which affects the way the heart pumps blood - should take their PVCs very seriously and consult a cardiologist about lifestyle modifications. This includes cutting down on caffeine, alcohol and smoking, managing stress and anxiety, and getting enough rest. A cardiologist might also prescribe medication to slow the heartbeat, like beta blockers.
If you experience frequent PVCs even if you do not have any other symptoms, you should consult a cardiologist. These irregular heartbeats could be a sign of an issue with the structure of your heart or other health issues and, over time, if they occur often enough, they can weaken the heart muscle. Most people who suffer from PVCs do not experience any issues. They want to know if the fluttering heartbeats or skipping heartbeats is normal.
Diagnosis
PVCs may feel like fluttering or skipped heartbeats, especially when they're intense or frequent. People who experience them often may feel weak. They can also happen with exercising, but most athletes who get them don't have any problems with their heart or health. PVCs can be detected on tests such as an electrocardiogram or a Holter monitor. They have sensors that record electrical impulses coming from your heart. A cardiologist can also perform an ultrasound echocardiogram to study the heart.
A doctor can often tell the presence of PVCs by conducting a thorough examination and taking a medical history. However, sometimes they will not be aware of them until they examine the patient for other reasons, for instance following an accident or surgery. Ambulatory ECG monitoring systems also help detect PVCs and other arrhythmias, and they might be used when there is a concern of heart disease.
If your cardiologist determines your heart is structurally healthy, reassurance could be all that's needed. If your symptoms are causing you discomfort or make you feel anxious, staying away from alcohol, caffeine and over-the counter decongestants, and reducing stress may help. Regular exercise, being at a healthy weight, and drinking enough fluids can help reduce the frequency of PVCs. If your symptoms persist or are severe, talk to your doctor about medications that can control the symptoms.
Treatment
If PVCs do not cause any symptoms or are not frequent, they usually don't need treatment. If you experience them frequently and frequently, your doctor might want to look for other heart conditions and recommend lifestyle changes or medicine. You could also have a procedure (called radiofrequency cathode ablation) to eliminate of them.
When you have PVCs, the electrical signal that triggers your heartbeat begins somewhere different than the sinoatrial nerve (SA node) located in the upper right side of your heart. This can cause your heart to feel like it skips beats or has additional beats. It's not clear what causes them, but they're more frequent in those with other heart issues. PVCs can increase in frequency as you age, and may occur more frequently during exercising.
A doctor should perform an ECG along with an echocardiogram for a patient who has frequent and painful PVCs to determine if there are structural heart problems. They should also conduct an exercise stress test to see if the extra beats are caused by physical exercise. To find out whether there are other reasons for the extra beats the heart catheterization or cardiac MRI could be conducted.
The majority of people with PVCs have no complications and live the normal life. But they can increase your risk of having dangerous heart rhythm problems especially if you are suffering from certain patterns of them. In some cases, that means that the heart muscle becomes weaker and is unable to pump blood through your body.
A healthy and balanced diet and plenty of exercise can help reduce your risk of developing PVCs. Avoid foods high in fat and sodium, and limit your consumption of caffeine and tobacco. You should also try to get enough sleep and manage stress. Certain medicines can also increase the risk of developing PVCs. If you're taking one of these drugs it's crucial to follow the doctor's advice regarding eating healthy, exercising and taking your medication.
Studies of patients with a high burden of PVCs (that's more than 20 percent of their total heart beats) discovered that they had a higher risk of arrhythmia-induced cardiomyopathy. Certain people may require an organ transplant.