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How a VC Can Affect Your Heart

A lot of people experience occasional PVCs and have no issues. If they occur regularly, PVCs can weaken your heart muscle and increase your risk of heart failure.

A bundle of fibers located in the upper right part of your heart (the sinoatrial, or SA, node) usually controls your heart rhythm. Electrical signals are transmitted to the lower heart chambers or ventricles.

Causes

PVCs occur when the electrical impulse that usually initiates your heartbeat at a point known as the sinus node (also known as the sinoatrial or SA node) isn't. The impulse actually begins in the ventricles, causing an untimed heartbeat. These extra beats are called ventricular tachycardia or ventricular fibrillation. It could feel as if the heart beats faster or feels like it is fluttering. They may occur infrequently, causing no symptoms, but they could be frequent enough to affect your standard of life. If they are very frequent or cause dizziness, weakness, or fatigue, your doctor might treat them with medication.

PVCs are generally harmless and don't increase your risk of developing heart disease. In time, repeated PVCs can weaken the heart muscle. This is especially true if the PVCs are caused by conditions like dilated cardiomyopathy and arrhythmogenic right-ventricular cardiomyopathy, which can cause heart failure.

The signs of PVCs include a feeling that your heart beats slower or it flutters. You may feel exhausted. The fluttering may be more noticeable when you exercise, or consume certain foods or beverages. People with chronic anxiety or stress can have more PVCs, and some medications such as amiodarone, digoxin, and cocaine may increase the risk of developing them.

If you have occasional PVCs Your doctor might suggest lifestyle changes and medication. If they're a frequent occurrence, you may need to avoid certain foods and beverages like alcohol and caffeine. You can also reduce stress by having enough sleep and exercising.

If you've got a lot of PVCs Your doctor might suggest a medical procedure called radiofrequency catheter ablation. This procedure destroys the cells that cause them. This is done by a specialist called an electrophysiologist. It is generally successful in treating the PVCs and reducing symptoms however, it doesn't prevent them from recurring in the future. In certain cases it can increase your risk of atrial fibrillation (AFib), which can result in stroke. It is not common however it could be life-threatening.

Signs and symptoms

Premature ventricular contractions or PVCs, can make your heart seem to flutter or skip the beat. These extra heartbeats are harmless, but you may be advised to consult your physician if they are frequent or if you notice symptoms like dizziness, or fatigue.

The electrical signals normally begin in the sinoatrial region, which is in the upper right-hand part of the heart. They then move to the lower chambers, or ventricles, that pump blood. The ventricles expand to push the blood into the lungs. They return to the center to start the next cycle of pumping. A PVC begins in a different place, the Purkinje fibres bundle at the bottom left of the heart.

When PVCs occur, they make the heart pound or feel as if it skipped the beat. If you've experienced a few episodes and no other symptoms, your cardiologist probably won't treat you. If you have many PVCs, your doctor may recommend that you undergo an electrocardiogram (ECG) to measure the heartbeat over the course of 24 hours. They may also recommend wearing a Holter Monitor which tracks the heart's rhythm and count the number of PVCs.

If you've had previously from a heart attack or cardiomyopathy - an illness that affects heart's blood flow - should take their PVCs very seriously and speak to a cardiologist regarding lifestyle modifications. Those include the avoidance of alcohol, caffeine, and smoking, reducing anxiety and stress, and getting enough rest. A cardiologist can prescribe medication to slow the heartbeat such as beta blockers.

Even if you don't have any other indications it is still recommended to have PVCs examined by a cardiologist if they happen frequently. These irregular heartbeats could indicate an issue with the structure of your heart or to other health conditions and, over time, when they happen frequently enough, they could weaken the heart muscle. But most people with PVCs don't experience any problems. They want to know if the fluttering heartbeats or skipping heartbeats is normal.

Diagnosis

PVCs might be felt as fluttering or skipped heartbeats, particularly when they're frequent or intense. People who get lots of them might feel like they're going to faint. Exercise can cause them, but many athletes who experience them do not have heart or health issues. PVCs may show up in tests such as an electrocardiogram (ECG) or Holter monitor. These use sticky patches with sensors that record electrical impulses from your heart. A cardiologist could also employ an ultrasound echocardiogram to study the heart.


Most of the time, a doctor will be able to tell whether the patient is suffering from PVCs through a medical history and physical exam. Sometimes however, they might only be able to detect PVCs when they examine a patient for another reason such as following an accident or surgical procedure. Ambulatory ECG monitoring systems can aid in detecting PVCs and other arrhythmias and can be used when there is a concern of cardiac disease.

If your cardiologist concludes that your heart's structure is normal, reassurance will be the only treatment needed. However, if your symptoms are bothersome or cause you to feel anxious, staying away from alcohol, caffeine and other decongestants and reducing stress can aid. Regular exercise, maintaining a healthy weight, and drinking enough fluids can help to reduce the frequency of PVCs. If the symptoms persist or are severe, talk to your doctor about possible treatments that could help control these symptoms.

Treatment

If PVCs aren't causing symptoms or occur rarely, they usually don't need treatment. If you experience them frequently, your doctor may want to check for other heart issues and suggest lifestyle changes or medicine. You could also undergo an operation (called radiofrequency cathode ablation) to get rid them.

If you have PVCs, the electrical signal that triggers your heartbeat is generated from a place 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 a beating or has extra beats. PVCs are more frequent among those with heart problems, but it's not known what causes them. PVCs can increase in frequency as we age and can occur more often during exercise.

If a patient is experiencing frequent and painful PVCs the doctor is required to perform an ECG and an echocardiogram to rule out structural heart disease. They should also conduct an exercise stress test to see whether the extra beats are a result of physical exercise. A heart catheterization or cardiac MRI or nuclear perfusion study can be done to look for other causes of the extra beats.

window doctors near me of people who suffer from PVCs have no complications and live a normal life. They can increase the risk of developing dangerous heart rhythm disorders particularly if they develop in certain patterns. In some cases this means that the heart muscle gets weaker and is unable to pump blood throughout your body.

A regular, healthy diet and plenty of exercise can help reduce your risk of developing PVCs. Avoid foods that are high in fat and sodium as well as limit caffeine and tobacco. Also, you should try to get enough sleep and reduce stress. Certain medicines can also increase your risk for PVCs. If you're taking one of these medicines, it's important to follow your doctor's recommendations about eating well, exercising and taking your medication.

In studies of patients with PVC burdens that are high (more than 20% of heartbeats) the higher rate of arrhythmia-induced cardiac myopathy was discovered. This could lead to the need for a heart transplant in certain people.