Medicine an Surgery notes

Apr 25th, 2015
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MANAGEMENT OF CORONARY ARTERY DISEASE AND COMPLICATIONS;Angina pectoris, myocardial infarction and acute coronary syndromes;Angina is a symptom experienced when myocardial oxygen delivery is insufficient to meet myocardial energy requirements.Myocardial infarction is defined as death of myocardium due to severe ischaemia.In recent years, unstable angina and non-ST segment elevation myocardial infarction (non-STEMI) and ST segment elevation myocardial infarction (STEMI) have collectively been known as acute coronary syndromes (ACS).An acute coronary syndrome (ACS) is a set of signs and symptoms related to the heart.Classical symptoms of acute coronary syndrome (ACS) include; chest pain typically radiating to the left arm or left side of the neck), Dyspnoea, Nausea, Vomiting, Palpitation, Sweating and anxiety (often described as a sense of impending doom).Acute coronary syndrome are of two types;1) Unstable angina: Not associated with heart muscle damage 2) Myocardial infarction: Heart muscle is damaged.There are two types of myocardial infarction. These types are named according to the appearance of the electrocardiogram (ECG/EKG) as;Non-ST segment elevation myocardial infarction (NSTEMI)ST segment elevation myocardial infarction (STEMI). Angina occurs in two forms;Stable anginaUnstable anginaStable angina;Attacks are predictable, provoked by exertion or excitement and recedes when the increased energy demand is withdrawn.The underlying pathology is usually

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