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Myocardial Infarction (Definition)
Myocardial infarction is also known as Heart attack. Myocardial infarction, or heart attack, is a condition where part of the heart muscle loses its blood supply due to calcification in and blockage of the arteries.
Several possible: There are a range of possible complications. The heart is a muscle, and can be weakened by a heart attack and lead to heart failure. The heart has a conduction system which can be damaged and can lead to arrhythmias and cardiac arrest. Many people die from their heart attack, while others have one and don't realize it. Unfortunately about 1/2 of the time the first sign of heart disease is death. ...Read moreSee 1 more doctor answer
Varies: Relates to coronary obstruction- stenosis other arteries can have stenosis and cause significant obstruction and organ damage. Stroke, renal damage are examples. With significant coronary blockage many people have no symptoms . Nevertheless, a lot of heart attacks happen in usa. ...Read moreSee 1 more doctor answer
Multiple & varied: Chest pain, radiation to the arm, neck, jaw, sense of impending doom, sweating, feeling of weight on chest, tiredness, shortness of breath, feeling faint or dizzy etc. About a quarter of the mis especially in diabetics may have no recognizable symptoms. Sudden death may be the only symptom in some. ...Read more
Chest pain ,dyspnea: The chest pain may be mild and be confused with gas gerd, or muscular. However coronary pain is usually progressively persistent.. Some sense of breathing difficulty including chest tightness can be seen and pts with obstructive lung disease may think they are experiencing worsening of their lung fxn. ...Read moreSee 1 more doctor answer
Can you tell me the cardiac enzymes that are tested to confirm the diagnosis of myocardial infarction?
Multiple methods: Myocardial infarction (mi) is suspected by symptoms usually including chest pain. The conclusive diagnosis is established based on a combination of specific abnormalities of the electrocardiogram (ekg) and presence of certain heart enzymes that leak into the blood during an mi. The most common enzymes are called ck-mb and troponin. ...Read moreSee 1 more doctor answer
When the blood supply of a tissue is compromised by whatever mechanism, the tissue will stop working and if blood flow is not restored, the tissue will eventually die ("infarct", both verb and noun). The clinical picture that runs with development of an infarct ("heart attack"; ...Read more
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