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Heart disease 6, Pathophysiology of coronary heart diseaseCoronary heart disease definition psychology - helpful information
Type A and Type B personality hypothesis describes two contrasting personality types. In this hypothesis, personalities that are more competitive, highly organized, ambitious, impatient, highly aware of time management or aggressive are labeled Type A, while more relaxed, less "neurotic", "frantic", "explainable" personalities are labeled Type B. The two cardiologists who developed this theory came to believe that Type A personalities had a greater chance of developing coronary heart disease. Nevertheless, this research had a significant effect on the development of the health psychology field, in which psychologists look at how an individual's mental state affects physical health. Type A personality behavior was first described as a potential risk factor for heart disease in the s by cardiologists Meyer Friedman and Ray Rosenman. They credit their insight to an upholsterer who called to their attention the peculiar fact that the chairs in their waiting rooms were only worn out on the front edge of the seat. coronary heart disease definition psychology
Angina pectoris is the chest discomfort which occurs when the heart muscle could not received sufficient oxygenated blood. It is due to atherosclerosis which is the buildup of the plaque at the coronary arteries that reduce the flow of blood to the heart.
Also, angina can leads a patient to heart disease such as coronary artery disease CAD or myocardial infection MI. There coronary heart disease definition psychology three kinds of angina which is the stable angina, unstable angina and variant angina and each of them are different from their signs and symptoms and treatments. Angina is diagnosed based on medical and family history, physical examination and test such as electrocardiogram ECG and coronary angiography.
Lastly, pharmacists play an important role besides doctors in treating the angina patients. Angina pectoris is the medical term for chest pain or discomfort which is a common symptom indicating the sign of heart diseases, for example, coronary heart disease CHD. The pain is caused by the insufficient of oxygen rich blood supply to the heart muscle which leads to cardiac ischaemia.
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As a result, the heart could not receive blood supply as the coronary arteries become narrow and stiff and this minimizes the oxygen supply to the heart. Besides that, angina can be categorized into four different types of categories such as stable angina, unstable angina and variant angina. There are differences in these four types of angina such as signs and symptoms therefore, they required specialized treatments.
For example, stable angina is very common compare to variant angina. After that, doctors will determine whether which treatment such as surgeryor medication is needed to treat the patients.
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People who are diagnosed with angina pectoris will often express the feeling of tightness, click, squeezing and burning in or around the chest. The patients will have an attack such as the central chest pain which may spread to the arms, neck, jaw, throat, back or upper abdomen. Also, they may also encounter shortness of breath during physical activity and follow by nausea, fatigue, sweating, light-headedness, or weakness.
However, not all chest discomfort is angina and sometimes it is caused by acid reflux heart burn and lung infection or inflammation. Also, the signs and symptoms are vary depends on the type of angina.
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As it was stated, angina occurs when there is an increase in the demand of oxygenated blood to the heart. Most of the time, angina occurs when the patients are doing some vigorous exercises or physical activities such as climbing hill or carrying heavy groceries. At the same time, it will occurs when the patients experiencing emotional stress, digesting heavy metal and at extreme temperature. The patients who were diagnosed with variant angina could get angina attack even when they are resting.
Coronary arteries are the arteries which deliver oxygenate blood to the heart muscle in order to keep the heart pumping.]
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