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How a VC Can Affect Your Heart

Many people experience occasional PVCs with no problems. However, if they happen frequently, PVCs can weaken your heart muscle and increase the risk of heart failure.

A bundle of fibers located in the upper right-hand corner of your heart (the sinoatrial or SA node) typically regulates your heart rhythm. Electrical signals travel from there to the lower chambers of your heart, or ventricles.


Causes

PVCs happen when the electrical impulse that typically starts your heartbeat at a point called the sinus node (also known as the sinoatrial node or SA node) isn't. Instead, the impulse starts in another area of your heart called the ventricles and triggers a mistimed beat. These extra beats are known as ventricular tachycardia, and ventricular fibrillation. They may feel like the heart skipped a beating or feels like it is fluttering. They can happen infrequently without causing any symptoms, but they may also happen frequently enough to affect your standard of living. Your doctor might prescribe medication if they are frequent or cause dizziness, weakness or fatigue.

PVCs are generally harmless and do not increase your risk of heart disease. Regular PVCs however, could weaken your heart muscle over time. repairmywindowsanddoors is particularly relevant if the PVCs are caused by a condition like dilated cardiomyopathy and arrhythmogenic right ventricle cardiomyopathy which could lead to heart failure.

The signs of PVCs include feeling like your heart beats slower or flutters, and you may feel exhausted. The fluttering could be more noticeable if you exercise, or eat or drink certain beverages or foods. PVCs are more common in people with chronic anxiety or stress. Certain drugs, 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 you have frequent PVCs, your doctor might recommend that you avoid certain drinks and foods, such as caffeine and alcohol. You can also reduce your stress levels, and make sure you get enough sleep and exercise.

If you're experiencing lots of PVCs the doctor might suggest a medical procedure called radiofrequency catheter ablation, which destroys cells that cause PVCs. Electrophysiologists are the ones who execute this procedure. The treatment is typically successful in treating PVCs, reducing symptoms but it does not stop them from returning in the future. In certain cases, it may increase the risk of atrial fibrillation (AFib) which is which can lead to stroke. This is rare but 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 can be harmless, but you might want to consult your doctor if they are frequent or if you are experiencing symptoms like dizziness or fatigue.

The electrical signals typically begin in the sinoatrial node which is in the top right side of the heart. These signals move down to the lower chambers (or ventricles) which pump blood. The ventricles contract to push the blood into the lung. They return to the heart's center to begin the next cycle of pumping. A PVC begins in a different location in the Purkinje fibres bundle in the left-hand side of the heart.

When PVCs happen and the heart is affected, it may feel like it is racing or pounding. If you only have a few episodes, and there are no other symptoms your cardiologist may not be able to treat you. If you've got a lot of PVCs, the doctor may recommend an electrocardiogram, or ECG to gauge the heart's rate over the course of 24 hours. He or she may also recommend wearing a Holter monitor, which will record the heart's rhythm over time to see the number of PVCs you have.

People who have suffered a heart attack in the past or have cardiomyopathy -- a condition that affects the way that the heart pumps blood should take their PVCs seriously and speak with an expert in cardiology about lifestyle changes. These include abstaining from alcohol, caffeine and smoking, managing anxiety and stress, and getting enough rest. A cardiologist may prescribe medication to slow the heartbeat, like beta blockers.

If you experience frequent PVCs even if you don't have any other signs, you should see a cardiologist. These extra heartbeats can indicate an issue with the structure of your heart or to other health conditions and, over time if they occur often enough, they may weaken the heart muscle. The majority of people with PVCs do not have any issues. They simply want to be aware that the fluttering or skippy heartbeats aren't typical.

Diagnosis

PVCs can be akin to heartbeats that are fluttering especially if they are frequent and intense. People who experience them regularly may 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 on tests such as an electrocardiogram or Holter monitor. These are sticky patches that have sensors on them to record electrical signals from your heart. A cardiologist may also perform an echocardiogram, which makes use of ultrasound to examine the heart and observe how it's working.

A doctor can often tell whether a patient has PVCs by looking at them and taking a medical history. Sometimes however, they might not be aware of PVCs until they examine the patient for another reason, like following an accident or a surgery. Ambulatory ECG monitors can detect PVCs, as well as other arrhythmias. They can be used to identify cardiac problems if there is any concerns.

If your cardiologist determines that your heart's structure is normal, reassurance will be the only treatment required. If your symptoms are bothersome or make you feel anxious, avoiding alcohol, caffeine, and over the drug decongestants and decreasing stress can aid. Regular exercise, maintaining a healthy weight and drinking enough fluids can help reduce the frequency of PVCs. If your symptoms continue or are severe, talk with your physician about possible treatments that could help control the symptoms.

Treatment

If PVCs are rare or do not cause symptoms, they do not usually need treatment. If you are frequently affected, your doctor may want to look for other heart issues and suggest lifestyle changes or medicine. You may also undergo a procedure (called radiofrequency cathode ablation) to get rid of them.

When you have PVCs the electrical signal that causes your heartbeat starts somewhere outside of the sinoatrial node (SA node) in the top right side of your heart. It can feel like your heart skips beats or is beating faster. PVCs are more frequent among those who suffer from heart issues however it's unclear what causes them. PVCs can become more frequent as you age, and they might occur more frequently during exercising.

A doctor 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 see whether the extra beats are caused by physical activity. To find out whether there are other reasons for the extra beats an invasive heart catheterization or an MRI can be performed.

The majority of people with PVCs do not suffer from any complications and can lead an ordinary life. But they can increase the risk of developing dangerous heart rhythm problems particularly if you have certain patterns of them. In certain cases, it means that your heart muscle gets weaker and has trouble pumping blood through your body.

Regular exercise and a balanced diet will lower your chances of developing PVCs. Avoid foods high in sodium and fat, and limit your consumption of caffeine and tobacco. Sleep and stress are also important. Certain medications can increase the risk of getting PVCs. If you take any of these medications, it is important that you follow your doctor's recommendations regarding eating a healthy diet exercising, as well as taking your medication.

Studies of patients who had an excessive amount of PVCs (that's more than 20% of their total heart beats) discovered that they had a higher rate of arrhythmia-induced cardiomyopathy. Some patients may require a heart transplant.

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