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How a VC Can Affect Your Heart
Many people experience occasional PVCs with no problems. If they happen frequently, PVCs may weaken your heart and increase the chance of suffering from heart failure.
The heart's rhythm is usually controlled by a group of fibers located in the upper right part of your heart. This is known as the sinoatrial node, or SA. Electrical signals travel from there to the lower heart chambers, or ventricles.
Causes
PVCs occur by the electrical impulse that normally starts your heartbeat at the Sinus Node (also called the Sinoatrial or SA node) does not. Instead, the impulse is generated in another area of your heart--the ventricles--and causes a wrongly timed beat. These extra beats are known as ventricular tachycardia and ventricular fibrillation. It could feel as if the heart skipped a beat or feels like it is fluttering. They may occur infrequently without causing any symptoms, but they can occur frequently enough to affect your standard of life. If they happen frequently or cause weakness, dizziness or fatigue, your doctor might treat them with medicine.
PVCs are generally safe and do not increase the risk of heart disease. A lot of PVCs, however, can weaken the heart muscle over time. This is especially when the PVCs are caused by conditions like dilated cardiomyopathy and arrhythmogenic right ventricle cardiomyopathy that could lead to heart failure.
PVCs can cause symptoms, such as a sensation of your heart beating an beat, or the feeling of your heart fluttering. You might also feel breathless. The fluttering could be more evident when you exercise or consume certain drinks or foods. PVCs are more common in those suffering from chronic anxiety or stress. Certain drugs, like digoxin, amiodarone, and cocaine, can increase the risk of developing PVCs.
If you experience occasional PVCs Your doctor might recommend lifestyle changes and medicines. If they are a regular occurrence, you may need to stay clear of certain drinks and foods, such as alcohol and caffeine. You can also reduce stress by taking enough rest and working out.
If you have many PVCs, your doctor may suggest a medical procedure called radiofrequency catheter ablation. This procedure eliminates the cells that are responsible for them. Electrophysiologists are the ones who execute this procedure. The treatment is generally effective in treating PVCs and reducing symptoms, but does not prevent them from recurring in the future. In certain cases, it may increase the risk of atrial fibrillation (AFib) which is an illness that can cause stroke. This is rare but it could be life-threatening.
Symptoms
Premature ventricular contractions, or PVCs, can make your heart seem to flutter or skip the beat. These extra heartbeats are harmless, but you might want to consult your doctor in the event of frequent heartbeats or if you notice symptoms like dizziness or fatigue.
Normaly, electrical signals begin in the sinoatrial region, which is 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 blood into your lungs, and return to the heart and start the next pumping cycle. However, a PVC starts at a different spot that is separate from the bundle of fibers known as the Purkinje fibers, in the left-hand side of the heart.
When PVCs occur, the heart may feel like it is racing or pounding. If you have only a few episodes, but no other symptoms, your doctor probably won't be able to treat you. If you have a lot of PVCs, your doctor may recommend that you undergo an electrocardiogram (ECG) to determine the heartbeat for a period of 24 hours. He or she might also recommend wearing a Holter monitor that records the heart's rhythm over time to determine the number of PVCs you have.
If you've suffered a heart attack in the past or suffer from cardiomyopathy -which affects how the heart pumps blood -- should be aware of their PVCs and speak with a cardiologist about changes to their lifestyle. These include cutting down on caffeine, alcohol and smoking, reducing stress and anxiety, as well as getting enough rest. A cardiologist can prescribe beta blockers to slow the heartbeat.
Even if you don't have any other indications, you should still get PVCs examined by a cardiologist if they happen often. These irregular heartbeats could be a sign of a problem with the structure of your heart or lungs, and if they happen often enough, can weaken your heart muscle. However, most people with PVCs don't experience any problems. They simply want to be aware that the fluttering or racing 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 often may feel faint. They can also occur with exercising, but most athletes who experience them do not have any issues in their heart or health. PVCs can be detected in tests like an electrocardiogram (ECG) or Holter monitor. They use sticky patches with sensors on them to record electrical impulses coming from your heart. A cardiologist may also perform an echocardiogram, which uses ultrasound to look at the heart and observe how it's working.
Most of the time, a doctor will be able to identify if someone is suffering from PVCs from a patient's history and physical exam. However, sometimes they will not be aware of them until they examine the patient for other reasons, for instance after an accident or surgery. Ambulatory ECG monitors are able to detect PVCs as well as other arrhythmias. They can be used to detect heart disease in the event of any reason to be concerned.
If your cardiologist concludes that your heart is structurally healthy, reassurance might be all that's needed. If your symptoms are troubling or make you feel anxious, avoiding alcohol, caffeine, and other decongestants as well as reducing stress levels can aid. Engaging in regular exercise, keeping at a healthy weight and drinking enough water can also decrease the likelihood of PVCs. If window doctors near me continue or are severe, talk to your doctor about possible treatments that could help control the symptoms.
Treatment
If PVCs aren't common or don't cause symptoms, they don't usually need treatment. If they happen frequently your doctor may want to check for heart conditions or recommend lifestyle changes. You could also undergo an operation (called radiofrequency cathode ablation) to get rid them.
When you have PVCs The electrical signal that causes your heartbeat is generated from a place different than the sinoatrial nerve (SA node) in the top right corner of your heart. This could cause your heart to feel like it skips beats or has extra beats. PVCs are more frequent among those suffering from heart disease however, it's not clear the reason behind them. PVCs may increase in frequency with age and might happen more often during exercises.
A physician should perform an ECG and an echocardiogram on a patient that suffers from frequent and painful PVCs to identify structural heart conditions. They should also conduct an exercise stress test to determine whether the additional beats are a result of physical activity. To determine whether there are any other causes for the extra beats an invasive heart catheterization or an MRI is possible.
Most people with PVCs have no complications and can lead the normal life. They could increase your risk for dangerous heart rhythm disorders particularly if they develop in certain patterns. In some cases, this means that the heart muscle becomes weaker and is unable to pump blood throughout the body.
Regular exercise and a balanced diet can lower the risk of developing PVCs. Avoid foods that are high in sodium and fat and limit caffeine and tobacco. Sleep and stress are also important. Certain medications can increase your risk for PVCs. So if you take one of these medications it's crucial to follow your doctor's instructions about a healthy diet, exercise and taking your medication.
Studies of patients suffering from a high burden of PVCs (that's more than 20 percent of their total heart beats) found that they had a higher risk of arrhythmia-induced cardiomyopathy. Some patients may require a heart transplant.