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Coronary artery disease pathophysiology bartleby
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Coronary artery disease is a serious condition that affects millions of people each year. It is often fatal because there is no cure once someone has it. There are treatment options and preventative measures that can be taken that help lessen the risk of fatalities caused by it though. Because of this, it is important that those who are at risk for the disease know the following important information about it.
What is Coronary Artery Disease?
Coronary artery disease refers to the build up of plaque and fatty deposits in the walls of the arteries. It is caused by a person having an unhealthy lifestyle. Those who smoke and drink excessively while eating a diet high in cholesterol and saturated fats have the highest risk of getting it. However,
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Since there are no initial symptoms of this disease until the blood flow is restricted or completely blocked in an artery, it is an emergency situation once the symptoms finally begin. So the best thing that a person should do if this happens is take a baby aspirin, then immediately call an ambulance.
No one should ever wait because every minute counts with a heart attack. If the blood flow is restricted for too long, it will cause the heart muscle to die. Blood flow to the brain can also be blocked. Or a piece of the fat or plaque deposits could break off from the pressure of the blood behind it. If this happens, it could cause a stroke.
How is Coronary Artery Disease Diagnosed?
There are several tests that a doctor can perform to see if a person has this condition. The first one that is done is an electrocardiogram. It checks the electrical activity of the heart. If there are any problems with the way that the heart is functioning, they will be noticeable right away with this test. Doctors also commonly order a sonogram of the heart. This test allows them to see inside it without having to perform
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That means, a small camera is inserted into the artery to take a better look at what is going on inside. If a block is found, the doctor will insert a stent at this time.
What is the Treatment for Coronary Artery Disease?
The first line of defense against this disease is to have the person make some changes to their diet. Red, fatty cuts of meat, sugary treats, and junk food all have to be eliminated. Caffeinated beverages need to be avoided as well, since they constrict the blood vessels and raise a person's blood pressure. Any smoking or drinking habits have to be stopped right away too.
Most doctors also recommend that people with this disease start exercising regularly. A simple walking program is usually sufficient enough, but yoga is also helpful because it aids in decreasing high levels of stress that are damaging to the heart.
The medications that are prescribed for coronary artery disease vary from person-to-person. However, it is common for patients to receive a blood thinner to prevent clots from forming and medications to reduce the plaque and fatty deposits and keep blood pressure levels healthy. If the cholesterol levels are high, then a person will also need medications to lower
An artery is an elastic blood vessel that transports blood away from the heart. There are two main types of arteries: pulmonary arteries and systemic arteries.
LDL or bad cholesterol comes from food that is a high source of cholesterol and/or saturated fats. Plaque forms when bad or LDL cholesterol builds up in your bloodstream and attaches to the arterial wall, as more LDL builds up the plaque becomes larger, this can become a major problem for your cardiovascular system. Because plaque is a substance that has rough edges, it reduces the elastic nature of the artery which means your heart will have to work double-time to pump the necessary blood to all your limbs, that will mean your limbs won’t get the amount of oxygen that they require to function properly. Plaque can also narrow the area blood has to pass through, this means your heart has to work overtime and overall capacity of your cardiovascular system is lowered. When the LDL cholesterol embeds itself in the wall of the artery it than damages the artery then blood pressure expands it which causes an aneurysm. When an aneurysm is too weak there is a high possibility of it bursting, when that happens it leaves the cells in and around that area without oxygen. If that artery is connected to a major vital organ the person will most likely die. When the blood flow is slowed it shows a greater risk for blood clots and although blood clots are natural and important to healing broken blood vessels, if blood clots gather inside the blood vessel this proves to be a serious health risk. The clots have the possibility to get stuck and completely cut off the blood flow to cells, leaving them without oxygen and causing them to die. If a clot gets inside a blood vessel connected to a major organ this could cause the person to die. The heart is fed by the coronary artery, if plaque or a blood clot blocks off blood flow to the heart, the heart ...
In a conclusion, although cardiovascular disease remains the major concern to many citizens, the survival rate is still high for those who admitted to hospital as the improvement in medical care and emergency treatment plan. However, one should instantly seek for medical aid when developing symptoms of myocardial infarction such as chest pain, shortness of breath and nausea. Precautions are always better than cure, one should maintain a healthy diet, exercise regularly and quit smoking in order to avoid the occurring of cardiovascular disease.
Coronary artery disease (CAD) is the most common type of multifactorial chronic heart disease. It is a consequence of plaque buildup in coronary arteries. The arterial blood vessels, which begin out smooth and elastic become narrow and rigid, curtailing blood flow resulting in deprived of oxygen and nutrients to the heart [1].
Cardiovascular disease is currently the leading cause of death in the United States. It is responsible for one in four deaths every year, about 600,000 mortalities. This disease affects men and women, as well as every ethnic group. Coronary artery disease is the most common cardiovascular disease, representing approximately 400,000 deaths per year of the aforementioned 600,000 total deaths from cardiovascular diseases as a whole. In 2010 alone, coronary artery disease cost the United States $108.9 billion for health care services, medication, and lost productivity. These chilling statistics, published every year by the American Medical Association, demonstrate the immediate need for new and innovative ways to prevent, detect, and treat coronary heart disease. This paper will explore the molecular biology behind the disease while explaining the current treatments and prevention that are available today, why they work and what can be done to improve them.
Cardiovascular Disease is defined by the American Heart Association as “Heart and blood vessel disease”. Atherosclerosis of the arteries, can lead to hypertension, heart failure, arrhythmias, heart valve problems, myocardial infarctions or a stroke (AHA, 2016). In this paper, all of heart and vessel diseases aforementioned, will be considered cardiovascular disease (CVD). According to
Today, cardiovascular disease is “the number one killer in the United States and the developed world” (Sapolsky, 2004, p. 41). Coronary heart disease (CHD) is the most common form of cardiovascular disease, and is responsible for claiming an unreasonable amount of lives every year. CHD can begin to accumulate in young adults, but is prominently found in both men and women in their later adult lives. As a result of CHD, men typically experience heart attacks, whereas women present with chest pains, known as angina (Matthews, 2005).
Coronary heart disease or coronary artery disease affects 16.8 million people in the United States and causes more than 607,000 deaths annually (Lemone, chap.30). It is caused by atherosclerosis which is the accumulation of fatty deposits in the arteries causing impaired blood flow to the myocardium. CAD or coronary artery syndrome is usually without symptoms but may induce heart attack, angina and acute coronary syndrome if not properly treated. There are many risk factors associated with CAD like obesity, high cholesterol diet, hereditary, physical inactivity, just to name a few. Patients with CAD may be unable to identify and manage their risks factors. It is imperative for nurses to educate the patient about CAD and measures to enhance their health.
One of the leading causes of death in the United States is heart disease. “Approximately every 29 seconds one American will have a heart attack, and once a minute one American will die from a heart attack” (Ford-Martin and Odle, 915). According to the Gale Encyclopedia of Alternative Medicine men over the age of 45 and women over the age of 55 are considered at risk for heart disease. Heart disease is a major cause of death. It is beneficial to individuals who seek to prevent heart disease to recognize the risks leading to heart attacks as they are one of the primary indications of developing heart disease; especially those that fall into the at risk age groups. These risks consist of some that cannot be changed such as heredity risks, or those that can change such as smoking habits. It is very important to know these specific risks for prevention and to understand the symptoms of heart attacks, such as sweating or the feeling of weakness so if these or other symptoms occur people are aware. Finally heart disease treatment is of vital importance if you experience a heart attack so you can learn how to prevent another one from occurring.
Maintain your ideal weight. Overweight people are at greater risk for heart disease. You should eat a healthy diet that is low in fats and sugar and containing mostly vegetables and
What signs and symptoms to look for in CHD? The most common type of symptom is angina. What is angina? According to heart.org, angina is chest pain or discomfort caused when y...
Some ways to fight of this syndrome include regular diet and exercise and various bariatric surgeries. Long range BMI target/goal is less than 25. If life style change is not enough than drugs that help lower cholesterol level high blood pressure and blood sugar can be used such as statins, fibrates or nicotinic acid. 4Other things that can be done include trying to fight the insulin resistance by starting thiazolidinediones. Also, treating the different risk factors like elevated blood pressure, prothrombotic and proinflammatory state independently.
Often times there are no symptoms of the underlying disease of the blood vessels. More times than not, a heart attack or stroke is the first warning or sign of the underlying disease. Since signs and symptoms of cardiovascular disease are not always apparent, it is important to know the symptoms of a heart attack so medical attention can be sought out immediately. According to...
of fatty substances on the inside wall of the arteries). It is not caused by
Deaths have decreased over the past few years, but still many people die on a frequent basis of heart attack. Many victims of these diseases die even before they reach the hospital and many others die in the hospital. Conclusions After doing all my readings, I have reached the conclusion, that as many doctors say, the best way to avoid a heart attack is by taking the necessary precautions to prevent it. Regular check-ups, a balanced diet, and exercise can decrease the risk of suffering a heart attack or any type of disease. Many people survive, but others do not have the same luck and die.