Wednesday, December 26, 2007

Heart attack

Understanding Heart Attack


Before reading this, ask yourself an important give somebody the third degree: Can I tell the difference between indigestion and a heart attack? If you can't, you should know what question to ask. Your life may depend on it.


A heart attack can strike anyone. When it occur, there's no time to adjournment. Most heart attack victims survive if they recognize the hasty warning signs of heart attack and bring back medical care at once.


The spasm of heart attack isn't exactly the same for everyone. It might be an intense cramp for one person, or a milder throbbing for another -- often mistaken for "indigestion."


Often heart attack victims adjournment taking action. Some don't want to acknowledge that they're ill. Others may settle on that the symptoms don't mean anything or are due to indigestion. They don't know the impulsive warning signs of heart attack so they loaf. They ignore the warning, hoping the pain will disappear and risking their lives.


Diagram of Heart Circulation


This diagram shows the leading blood vessels of the heart, call arteries and veins. The chief arteries that supply the heart -- coronary arteries -- are named on the drawing in bold facade type. They come down over the top of the heart and send tinier arteries down into adjectives parts of the heart muscle. The blood inside them supplies the heart with oxygen and nutrients.


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Warning Signs of Heart Attack


When you suffer a heart attack, every minute counts. Don't hang about. Get help instantly. Be sure you know these signs, because they may save your vivacity.


* Uncomfortable pressure, fullness, squeezing or pain surrounded by the center of the chest lasting more than a few minutes.


* Pain may spread to the shoulders, collar or arms.


* Chest discomfort with lightheadedness, faint, sweating, nausea or shortness of breath may also occur.


Not adjectives these signs occur contained by every attack. Sometimes they subside and then return.


If some of them come to pass, get aid fast! Waiting can be homicidal. Call the emergency rescue service. If you can get to the hospital faster by sports car, have someone drive you. Prompt performance can reduce the risk of a life-threatening heart attack.


The early warning of heart attack are a special "body language." They detail you that the blood supply to the heart is seriously reduced. A coronary artery, which supplies the heart with blood, have become narrowed or closed. As a result, part of the heart muscle isn't getting the blood and oxygen it wishes and has begin to die. Doctors call this a myocardial infarction.


Heart Attack: The Cause


Coronary atherosclerosis cause heart attack. It's a slow process that can go on for years lacking causing any symptoms. Fatty deposits build up along the inner walls of the arteries to the heart. Much resembling lime deposits forming in a water pipe, atherosclerosis coats the inside of the artery channel and gradually narrow them. The fatty buildup reduces the flow of blood from the artery to an nouns of the heart muscle. When the blood flow stops due to a blockage -- usually from a blood clot a heart attack results.


Heart Attack: Prevention


Everyone can reduce their risk of heart attack. Certain factor, called coronary risk factor, increase your risk of atherosclerosis. You can slow it down by reducing these risk factors, thus reducing the likelihood of death or disability from heart attack.


High blood pressure, big blood cholesterol levels, cigarette smoke and nouns of physical activity are critical risk factors for heart attack. Obesity and diabetes also can increase your risk. Most of these risk factor, however, can be modified to reduce your risk of heart attack.


Risk factor that neither you nor your doctor can change include inheritance and race, increasing age and masculine sex. In some families, in attendance's a tendency toward heart attack. African-Americans, for example, enjoy a greater risk of heart attack because they're more prone to high blood pressure. The incidence of heart attack also increases beside age. And men are likely to suffer heart attacks more rapidly in go than women.


The risk factors merely mentioned -- heredity, age and sex -- can't be modified. But if you amend your lifestyle and reduce the risk factor you can control, you'll improve your probability of living a longer, more healthful life.


Preventing heart attack is the best answer. it's never too behind time to change conduct that could harm your heart. This technique having regular medical checkups and following your doctor's proposal about coronary risk factor: Stop smoking cigarettes and avoid tobacco smoke in your environment. Treat high blood pressure and stay physically influential. Know your cholesterol levels, and follow a prescribed diet and medical treatment if needed.


Emergency Care: Benefits of Prompt Action


Often heart attacks materialize when a blood clot forms in a diseased artery and stops the blood flow tersely But now medicine (thrombolytics) are being used to dissolve clots and restore blood flow. The amount of heart muscle that dies from drought of blood flow can be reduced when flow is restored very hasty. But time is crucial. If the clot-dissolving action is delayed, its benefits are decrease.


Hospitals also can identify and treat life-threatening early consequences of a heart attack. Damaged heart may develop an abnormal electrical hustle and bustle that prevents normal, regular hammering. The most feared outcome is sudden cardiac demise (SCD).


The most common heart rhythm contained by SCD is ventricular fibrillation. Basically, in ventricular fibrillation the heart suddenly stops working properly, i.e., go into cardiac arrest. Most cardiac arrests occur when the heart starts hitting extremely rapidly or chaotically. If ventricular fibrillation isn't treated forthwith, SCD will occur.


One hallmark of sudden cardiac disappearance is that death occur instantly (or shortly after the symptoms start) and unexpectedly. Cardiac arrest is usually reversible if it's treated within a few minutes near a defibrillator. Time is even more critical for SCD than for a heart attack.


Heart attack patients are watched around the clock so that any such threatening complication is treated at once.


After someone have been through the emergency prudence stage, some other treatments may be given. Recent studies suggest that narrowed coronary arteries may be treated with balloon angioplasty. In this technique a tiny balloon at the running out of a long tube (catheter) is guided into a narrowed segment of a coronary artery. The doctor inflates the balloon to widen the narrowed guide and increase blood flow to the affected bit of the heart. In some cases a doctor may recommend coronary artery bypass graft surgery. It uses arteries or veins from another section of the body to increase blood flow to areas of the heart.


The Healing Heart


Doctors now know more in the region of how hearts alleviate, and patients get better precipitate care after a heart attack. So all along time a person must hold bed rest and quiet have been shortened. In the usual overnight case where the remaining blood flow is well brought-up, the healing process starts promptly. The portion of the heart muscle that's for good damaged is replaced by deformity tissue. At the same time, alien scar tissue develops to build up the destabilized area. Each individual's rate of recovery is different. During this time the doctor will prescribe more pursuit and arrange for release from the hospital when the patient is heal enough to be in position.


Rehabilitation: A Prescription for Recovery


Each person recovering from a heart attack should own two major goal: 1) develop a plan to restore ability and live as mundane a life as possible; 2) control risk factor to reduce the arbitrary of a second attack.


Usually the best results are gained when copious people besides the long-suffering are involved. The family must realize the program and be actively involved and sensitive to the person's requirements. If the family is over-protective or expects too much, they can adjournment progress. The doctor gives directions for increasing pursuit, for exercise and medicines. Other robustness professionals may give proposal on diet, exercise and personal counseling. Some activities the soul did before the attack may be restricted after the attack. However, most people can engender adjustments and resume an helpful and satisfying enthusiasm. That includes going back to work.


A long-range plan to make smaller the patient's risk of another heart attack should be connected to restoring his or her level of leisure. It's essential to stop smoking cigarettes! New eating customs that reduce sopping wet fats and control dietary cholesterol are central. In some cases, medicine must be prescribed. If blood pressure is dignified, it must be reduced. Regular exercise at a prescribed energy stratum helps control these risks and also may by itself reorganize the function of the circulatory system.


For both primary goals -- to restore amusement and to control risk factors -- frequent people hold benefited from organized "rehabilitation" programs as they recover from heart attacks.


Most Patients Return to Work


Most relations can and should return to work after recovering from a heart attack. Some may have to conversion occupations or alter their lifestyles, however. It's exalted for each creature to continue working near his or her doctor on a long-term health plan.

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