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Archive for the ‘heart’ Category

In a normal heart, electrical signals use only one path, while moving through the heart. This is the AV or A-V node. Since the electrical signal goes from the heart of the upper chambers (atria) to the lower chambers (the ventricles), it causes the heart to beat. For the heart to beat properly, the timing of the electrical signal is important.

If there is an additional pathway, the electrical signal may arrive at the ventricles too soon. This condition is called Wolff-Parkinson-White syndrome (WPW). It is in a class of electrical disturbance called "pre-excitation syndromes."
It is recognized by certain changes in the electrocardiogram, a graphical recording of the heart's electrical activity. The ECG will then show that an additional rail or shortcut from the atria to the ventricles exists.

Many people with this syndrome have symptoms or episodes of tachycardia (fast heartbeat) may also be dizziness, chest palpitations, fainting and in rare cases cardiac arrest. Other people with WPW never tachycardia or other symptoms. About eight percent of people with symptoms first of which, aged between eleven and fifty.

People without symptoms usually do not need treatment. People with episodes of tachycardia can often be treated with medication. But sometimes such treatment does not work. If the treatment does not need to do something else.

The most frequently used method to disrupt the abnormal way, is radiofrequency or catheter ablation. This is done as a flexible tube of a catheter to the place where the problem is.

Then that tissue destroyed with radiofrequency energy, stopping the electric train. Successful ablation ends the need for medications. Whether a person will be treated with medication or with an ablation depends on several factors. These include the severity and frequency of symptoms, risk for future arrhythmias and patient preference.

Heart disease is a global problem that affects both rich and poor countries. Tachycardia is one of many medical health conditions that affect the heart. In a normal adult, the average heart rate 60-10 beats per minute. A heart beat over a hundred beats per minute (the heart pump too fast) as tachycardia. This condition can occur naturally, such as when you are exercising what accelerates the heart rate tachycardia can also cause life-threatening and serious heart problems.
There are a variety of ways in which the heart is usually increased the pace. These include exercise, fever, or if the person is anxious or excited.

Problems with the heart that can cause tachycardia, are many.

Atrial fibrillation is an abnormal beat pattern where the right and left atria (upper heart chambers) contractors to make the heart more irregular.

Mistral valve prolapse is when one of the valves in the heart has a mean misalignment, resulting in a rapid heart rate.

Ventricullar atrial fibrillation is the most serious type of tachycardia. This is the most serious type of tachycardia. The heart beats in an irregular rhythm and very quickly. The ventricles contract (squeeze) chaotically, that prevents the heart to pump. If this happens, stop the blood flow. Sometimes the episodes are short and sound really fast. The majority of the times require immediate medical treatment for ventricular fibrillation is not any brain damage and to prevent the avoidance of death.

The main symptom of any type of tachycardia is a rapid heartbeat. Other symptoms, medical treatment may cause dizziness, fainting, nausea, cold sweats, shortness of breath and chest pain.
  
These symptoms can by any type of tachycardia caused by mild to severe. Please contact your doctor if you are using one of these other symptoms in addition to the rapid heartbeat.

Heart disease is a term that makes a large number of diseases associated with the heart. These diseases affect the abnormal health conditions have a direct impact on the heart and all its components. Heart disease is a major health problem in some cultures.
 
A theory of heart disease is the radical changes in our lifestyles. People are often less active and eat diets high in fat. Takeaway food is plentiful today, it is often people eat because of the increased availability. Some takeaways are now helping provide for a healthier lifestyle by offering a variety of healthy foods like salads. People are becoming more aware of the risk of heart disease and the choice to change their diet.
Exercise is very important to prevent heart disease. Exercise helps keep your heart in peak performance. By using a combination of exercise and a balanced diet, the risk of heart disease has been significantly reduced.

The term cardiovascular disease encompasses a variety of diseases that directly affect the heart and blood vessel system. It affects mainly the veins and arteries leading to and from the heart. Research has suggested that women who suffer with cardiovascular disease usually suffer particular forms that affect the blood vessels. While men usually suffer particular forms that affect the heart muscle itself. Other known or associated causes of cardiovascular disease include diabetes mellitus, hypertension and hypercholesterolemia.
Heart disease and stroke are other common cardiovascular diseases. Two independent risk factors that have a large impact on heart disease, cardiovascular disease, have high blood pressure and high cholesterol.

Now day heart disease not a death sentence. There are to choose healthy lifestyles that are made, the science may have come a long way in the early detection of heart disease.

The heart is the center of the body's cardiovascular system. While the body's blood vessels, the heart pumps blood to all cells of the body. Blood carries oxygen needed by the cells. Heart disease is a group of medical problems when working the heart and blood vessels do not occur as they should.

How do you get heart disease?

Heart disease is not contagious and can not like the cold or the flu everyday, therefore, be caught. There are certain things that a person's chances of getting cardiovascular disease, also increase as a heart disease known. These are often known as risk factors.
Some of these risk factors a person not in a position to do something about it as getting older or with people in their family who have the same problem with the heart. Risk factors such as smoking, high blood pressure, obesity, and not enough exercise increase the risk of heart disease.

What are the signs of heart disease?

Many people do not realize they have cardiovascular disease. Often it is not known until they have had a pain in the chest, a heart attack or stroke. These types of problems often need immediate attention and the person must go to the emergency room of a hospital for an evaluation.

If the condition is not an emergency, and a physician suspects that the person could have cardiovascular disease, the doctor some tests to find out more about how to work the heart and blood vessels.

These tests include electrocardiograms. This test records the heart's electrical activity. The person is on a monitor and heartbeat monitors to a computer, whether it is normal or not.

Cardiovascular diseases are a widespread problem in society as a whole. With better choices in eating, exercise and stress reduction, can anyone have a happier and healthy life.

Peripheral vascular disease (PVD) involves damage to or blockage of blood vessels far from your heart, the peripheral arteries and veins. The peripheral arteries and veins carry blood to and from the arm and leg muscles and the organs at and below the stomach. PVD can also affect the arteries of the head. The most important forms of PVD may also blood clots, swelling (inflammation) and narrowing or blockage of blood vessels.

Diseases of the arteries can lead to arterial obstruction, aortic aneurysms, Buerger's Disease and Raynaud's phenomenon.
Disease of the veins can lead to venous thromboembolism, pulmonary embolism, phlebitis, or varicose veins.

Arterial blockage – similar to the coronary arteries can become clogged by plaque in peripheral arteries.

What are the causes of arterial blockage? PVD is a condition, such as atherosclerosis (a waxy substance forms inside the arteries) known result. This substance is called plaque. It is of cholesterol, fats, calcium, and a blood clotting material called fibrin.
If enough plaque builds up on the inside of an artery, the artery is blocked, and then the circulation is either slowed or stopped. The slowed blood flow can "ischemia", which are the cells of the body is not enough oxygen.

While clogged coronary arteries (arteries supplying the heart with blood) can lead to a
Heart attack and clogged neck arteries (arteries supplying blood to the head) lead to a stroke. Clogged peripheral arteries in the lower part usually causes pain and cramps in the legs.

The risk factors for atherosclerosis in the peripheral arteries are the same as those for atherosclerosis in the coronary arteries. Smoking, diabetes, high blood pressure and high cholesterol are likely to lead to the development of plaque.
The patient may have pain in the calves, thighs, buttocks, or the feeling that depending on where the blockage is. Normally, the amount of pain a sign of how strong the blockade.
For all the pain in the chest, it is advisable to consult your doctor.

Mitral valve prolapse (MVP) is still the most common heart disease, although it remains something of an enigma. Now, even though MVP affects about two percent of the population, the cause is still unknown and scientists have wanted to know what makes for it. MVP often occurs in people who have no other heart problems, and the condition may be inherited.

The mitral valve is located in the heart between the upper left chamber (left atrium) and the lower left chamber (left ventricle) is removed. The mitral valve has two flaps called leaflets.

In normal operation the leaflets open and close in a certain order. This allows blood to flow in one direction, from the atrium to the ventricle. The left ventricle is the heart of the main chamber and pushes the oxygen-rich blood into the arteries that carry blood throughout the body.
In patients with MVP, one or magnifies both the leaflets and the leaflets' supporting muscles are too long. Instead of closing evenly, one or both of the leaflets collapse or bulge into the atrium sometimes small amounts of blood can back into the atrium. By listening to the heart with a stethoscope, the doctor can hear "click" caused by the flapping of the sails.

Sometimes, MVP leads to a condition known as mitral regurgitation or mitral regurgitation. This means a large amount of blood leaking backward through the faulty valve. Mitral regurgitation can lead to thickening or enlargement of the heart wall. This will have to do with the additional pumping of the heart, caused by make-up for the backflow of blood. It sometimes causes people to feel tired or short of breath. Mitral regurgitation can be treated generally with medication, and some people need surgery, repair or replace the defective valve.

The pericardium is a thin, sac-like covering (a membrane) that surrounds the heart. The outer layer of the pericardium surrounds the roots of the heart's major blood vessels. Ligaments attach this film its spine, diaphragm, and other parts of the body. The inner layer of the pericardium is attached to the heart muscle. A coating of fluid separates the two layers of membrane that can move the heart as it beats are still connected to the body.

Pericarditis is an inflammation of the pericardium. Pericarditis occurs when the amount of fluid increases between the two layers of the pericardium. This increased fluid presses on the heart and restricts its pumping function.

What are the symptoms? The main symptom of pericarditis is a sharp, stabbing pain in the middle or the left side of the chest. (In some cases, pain may be dull.) The pain may spread to the neck or left shoulder and may worsen if you take a deep breath. The pain is usually reduced when sitting up or leaning forward and may become worse when you lie down. Other symptoms may include fever, cough, pain on swallowing, difficulty breathing or a general feeling of illness.

Pericarditis occurs most frequently in old men, aged between 20 and 50 years. In most cases, the cause of pericarditis unknown

Pericarditis may be caused by:

• A viral, bacterial or fungal infections.
• A heart attack.
• Cancer that has spread from a nearby tumor.
• Radiation treatment for some cancers.
• Injury to the breast, esophagus (gullet), or the heart.
• Use of certain types of medications to suppress your immune system.

Pericarditis can also in patients with rheumatoid arthritis, lupus, kidney failure, leukemia, HIV or AIDS, occur.

For all the pain in the chest, it may be wise to consult a doctor.

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