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How a VC Can Affect Your Heart

Many people experience occasional PVCs without any problems. If they happen frequently, PVCs may weaken your heart and increase the risk for heart failure.

A bundle of fibers located in the top right portion of your heart (the sinoatrial node, also known as SA) typically controls your heart's rhythm. Electrical signals are transmitted to the ventricles or lower chambers of your heart.

Causes

PVCs happen when the electrical impulse that typically starts your heartbeat in a region called the sinus node (also called the sinoatrial or SA Node) doesn't. The impulse actually begins in the ventricles and causes an irregular heartbeat. These extra beats, called ventricular tachycardia or ventricular fibrillation, can feel like your heart skipped a beat, or it feels like it is like it's fluttering. They can occur rarely without causing any symptoms, but they can be frequent enough to affect your standard of life. If they occur frequently or cause dizziness, weakness or fatigue, your doctor could treat them with medication.

PVCs are generally harmless and do not increase your risk of heart disease. A lot of PVCs however, may weaken your heart muscle over time. This is especially true if the PVCs are triggered by an illness like dilated Cardiomyopathy and arrhythmogenic right-ventricular cardiomyopathy, which could lead to heart failure.

PVCs can trigger symptoms, such as a sensation of your heart beating one beat, or even fluttering. You might also feel breathless. The fluttering can be more noticeable if you exercise, or eat or drink certain beverages or foods. People who experience chronic stress or anxiety can have more PVCs and certain medications like amiodarone digoxin, and cocaine may increase the chance of developing them.

If you experience occasional PVCs your doctor may suggest lifestyle changes and medications. If they're a frequent occurrence, you may have to stay clear of certain drinks and foods, such as alcohol and caffeine. You can also reduce stress by having enough sleep and working out.

If window doctors near me have many PVCs, your doctor may suggest a medical procedure called radiofrequency catheter ablation. This procedure eliminates the cells that are responsible for them. The procedure is carried out by a specialist, known as an electrophysiologist. It is generally effective in treating PVCs and reducing symptoms, however it does not stop them from occurring in the future. In certain instances, it can increase the risk of having atrial fibrillation (AFib) which is an illness that can lead to stroke. It's not common, but it can be life-threatening.

Signs and symptoms

Premature ventricular contractions PVCs, also known as PVCs, can cause your heart to skip or to flutter. These extra heartbeats can be harmless, but you might want to consult your doctor when they occur frequently or if you experience symptoms such as dizziness or fatigue.

Normally, electrical signals begin at the sinoatrial junction, located in the top right-hand side of the heart, and travel down to the lower chambers (or ventricles) which pump blood. The ventricles then contract to push the blood into the lung. They return to the heart's center to begin the next cycle of pumping. A PVC starts at a different spot, the Purkinje fibres bundle at the left side of the heart.

When PVCs occur, they cause the heart beat faster or feel like it skipped the beat. If you experience only a few episodes, but no other symptoms, your doctor will probably not treat you. But if you have a large number of PVCs, the doctor may suggest an electrocardiogram, or ECG to gauge your heart rate over a 24-hour period. They may also suggest wearing a Holter Monitor, which records your heartbeat and tracks the number of PVCs.

People who have had a prior heart attack or have cardiomyopathy -which affects the way that the heart pumps blood - should be aware of their PVCs and talk to a cardiologist about changes to their lifestyle. Those include avoiding caffeine, alcohol and smoking, reducing stress and anxiety and getting enough rest. A cardiologist might prescribe medications to slow the heartbeat, like beta blockers.


If you experience frequent PVCs even if you do not have other symptoms, you should consult a cardiologist. These heartbeats that are irregular can indicate problems 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. The majority of people with PVCs don't experience any issues. They simply want to know that the fluttering or skipping heartbeats aren't normal.

Diagnosis

PVCs can feel like heartbeats that are fluttering especially if they are frequent and intense. People who experience them frequently may feel faint. Exercise can cause PVCs, but a lot of athletes who suffer from them do not have heart or health issues. PVCs may show up on tests such as an electrocardiogram or Holter monitor. They have sensors that record electrical impulses from your heart. A cardiologist may also use an ultrasound echocardiogram for examining the heart.

A doctor is often able to tell if a patient has PVCs by looking at them and taking a medical history. But sometimes they might not be aware of them until they examine the patient for other reasons, such as after an accident or surgery. Ambulatory ECG monitoring systems can also aid in detecting PVCs and other arrhythmias and they might be used if there's any concern of heart disease.

If your cardiologist concludes that your heart is structurally healthy, reassurance could be all that's needed. If your symptoms are troubling or make you feel anxious, avoiding alcohol, caffeine, and other decongestants and reducing stress can help. Regular exercise and maintaining a healthy weight and drinking enough fluids can help to reduce the frequency of PVCs. If your symptoms persist or extreme, consult your physician about the medications that may be able to control these symptoms.

Treatment

If PVCs don't cause symptoms or are not frequent they aren't usually in need of treatment. If they happen frequently your doctor may be able to look for heart problems or suggest lifestyle modifications. You could also undergo an operation (called radiofrequency cathode ablation) to eliminate of them.

If you suffer from PVCs in your heart the electrical signal that creates your heartbeat is located other than at the sinoatrial (SA) node that is located in the upper right-hand corner of your heart. This could cause your heart to feel like it skips beats or has additional beats. They're more common among people with heart problems, but it's not known what causes them. PVCs may increase in frequency as you age, and might occur more frequently during exercises.

If a patient is experiencing frequent and painful PVCs, a physician is required to perform 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 caused by physical activity. To determine whether there are other reasons for the extra beats an invasive heart catheterization or a cardiac MRI is possible.

Most people with PVCs don't experience any complications and can lead an ordinary life. They could increase the risk of developing heart rhythm disorders that can be dangerous, especially if they occur in certain patterns. In some instances, this means that your heart muscle gets weaker and is unable to pump blood through your body.

A healthy, regular diet and regular exercise can reduce your risk of developing PVCs. Avoid foods high in fat and sodium and limit your intake of tobacco and caffeine. Sleep and stress are equally crucial. Some medicines can also increase the risk of developing PVCs. If you're taking one of these medicines it is important to follow your doctor's instructions about a healthy diet, exercise and taking your medication.

In studies of patients with high PVC burdens (more than 20% of the total heartbeats), a higher rate arrhythmia-induced cardiac myopathy was found. This can lead to the need for a heart transplant in some patients.

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