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How a VC Can Affect Your Heart

PVCs are common and may be experienced by a variety of people without causing any problems. If they happen frequently, PVCs may weaken your heart and increase the chance of suffering from heart failure.

A bundle of fibers located in the top right portion of your heart (the sinoatrial or SA node) usually controls your heart rhythm. Electrical signals travel 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 known as the Sinoatrial or the SA node) is not initiated. The impulse actually begins in the ventricles, which causes an untimed heartbeat. These extra beats, called ventricular tachycardia or ventricular fibrillation, may feel like your heart skipped a beat or feels like it's fluttering. They can occur rarely without causing any symptoms, but they can also happen frequently enough to affect your standard of life. If they are very frequent or cause weakness, dizziness or fatigue, your doctor could treat them with medication.

For most people, PVCs are harmless and do not increase the risk of developing heart disease or other health issues. Over time, frequent PVCs can weaken the heart muscle. This is especially true if the PVCs are caused by conditions like dilated cardiomyopathy and arrhythmogenic right ventricle cardiomyopathy which could lead to heart failure.

PVCs can cause symptoms like a feeling of your heart racing a beat, or the feeling of your heart fluttering. It is also possible to feel exhausted. The fluttering can be more noticeable when you exercise or have certain foods or drinks. People with chronic anxiety or stress may have more PVCs and certain drugs like amiodarone digoxin, and cocaine may increase the likelihood of developing them.

If you experience occasional PVCs your doctor might suggest lifestyle changes and medication. If you experience frequent PVCs, your doctor might recommend avoiding certain drinks and foods, like caffeine and alcohol. You can also reduce your stress by getting enough sleep and working out.

If you have many PVCs, your doctor may suggest a medical procedure known as radiofrequency catheter ablation, which eliminates the cells that are responsible for them. This is done by a specialist, known as an electrophysiologist. It is generally successful in treating the PVCs and reducing symptoms, however it does not stop them from occurring in the future. In some cases it can increase the risk of developing atrial fibrillation (AFib) which is a condition that can result in stroke. It is not common, but it could be life-threatening.

Symptoms

Premature ventricular contractures or PVCs may cause your heart to skip or flutter. These heartbeats that are not normal can be harmless, but you may be advised to consult your physician in the event of frequent heartbeats or if you experience symptoms like dizziness or fatigue.

The electrical signals normally begin in the sinoatrial area, which is located in the upper right corner of the heart. They then move to the lower chambers, or ventricles, where blood pumps are located. The ventricles then contract to propel the blood into your lungs, and then return to your heart and start the next cycle of pumping. But a PVC begins in a different location, from the bundle of fibers called the Purkinje fibers in the bottom left portion of the heart.

When PVCs happen and the heart is affected, it may appear to be racing or pounding. If you have a few episodes and no other symptoms, the doctor will probably not treat you. If you have a lot of PVCs the doctor may suggest you undergo an electrocardiogram (ECG) to determine the heartbeat for a period of 24 hours. He or she may also suggest wearing a Holter monitor that records your heartbeat over time to see 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 - must take their PVCs seriously and consult an expert in cardiology about lifestyle changes. These include the avoidance of alcohol, caffeine, and smoking, reducing stress and anxiety and getting enough rest. A cardiologist can prescribe medications to slow the heartbeat, such as beta blockers.

Even if there aren't any other indications, you should still get PVCs examined by an cardiologist if they occur frequently. These irregular heartbeats could point to problems with the structure of your heart or other health issues and, over time, when they happen frequently enough, they can weaken the heart muscle. But the majority of people suffering from PVCs don't have any issues. They want to know if the rapid heartbeats, or the skipping of heartbeats is normal.

Diagnosis

PVCs may feel like heartbeats that are fluttering especially if they are frequent and intense. People who experience them frequently might feel faint. They can also occur during training, even though many athletes who suffer from them do not have any issues with their heart or health. PVCs can show up on tests such as an electrocardiogram or a Holter monitor. These are sticky patches that have sensors that record electrical impulses coming from your heart. A cardiologist might also use an echocardiogram that uses ultrasound to look at the heart and observe how it's functioning.

A doctor will usually be able to determine the presence of PVCs by examining them and taking their medical history. However, sometimes they will not be aware of them until they examine the patient for different reasons, like after a surgery or accident. Ambulatory ECG monitors can detect PVCs, as well as other arrhythmias. They are able to identify cardiac problems if there is any concern.

If your cardiologist determines your heart is structurally healthy, reassurance may be all you need. However, if your symptoms are troubling or make you feel anxious, staying away from alcohol, caffeine and other decongestants and reducing stress may help. Regular exercise, being at a healthy weight, and drinking enough water can reduce your episodes of PVCs. If your symptoms persist or are severe, speak to your doctor about possible medication options to treat the symptoms.

Treatment


If PVCs aren't common or don't cause symptoms, they do not usually require treatment. If you are frequently affected, your doctor may want to check for other heart conditions and suggest lifestyle changes or medicine. You may also undergo an operation (called radiofrequency cathode ablation) to get rid of them.

When you have PVCs the electrical signal that causes your heartbeat is generated from a place outside of the sinoatrial node (SA node) located in the upper right corner of your heart. This can cause your heart to feel like it skips beats or has additional beats. PVCs are more frequent among those suffering from heart disease, but it's not known what causes them. PVCs are more frequent as you age, and may occur more often during exercising.

If a patient experiences frequent and painful PVCs, a physician should conduct an ECG and an echocardiogram to rule out heart disease that is structural. They should also conduct an exercise stress test to determine whether the additional beats are due to physical activity. To find out whether there are any other causes for the extra beats, a heart catheterization or cardiac MRI can be performed.

The majority of people who suffer from PVCs do not have any issues and can lead a 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 window doctors , this means that the heart muscle becomes weaker and has difficulty pumping blood throughout your body.

A healthy and balanced diet and a lot of exercise can reduce the risk of developing PVCs. You should avoid foods that are high in sodium and fat and reduce your intake of caffeine and tobacco. You should also try to get enough rest and manage stress. Certain medicines can also increase your risk for PVCs. So if you take one of these drugs it's crucial to follow the doctor's advice about eating well, exercising and taking your medication.

Studies of patients suffering from a high amount of PVCs (that's more than 20 percent of their total heart beats) discovered that they had a higher rate of arrhythmia-induced cardiomyopathy. Some people may need a heart transplant.

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