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Terminology. Myocardial infarction (MI) refers to tissue death ( infarction) of the heart muscle ( myocardium) caused by ischemia, the lack of oxygen delivery to myocardial tissue. It is a type of acute coronary syndrome, which describes a sudden or short-term change in symptoms related to blood flow to the heart. [22]
Cardiac arrest. Cardiac arrest, also known as sudden cardiac arrest, is when the heart suddenly and unexpectedly stops beating. [11] [1] As a result, blood cannot properly circulate around the body and there is diminished blood flow to the brain and other organs. When the brain does not receive enough blood, this can cause a person to lose ...
Coronary thrombosis is most commonly caused as a downstream effect of atherosclerosis, a buildup of cholesterol and fats in the artery walls. The smaller vessel diameter allows less blood to flow and facilitates progression to a myocardial infarction. Leading risk factors for coronary thrombosis are high low-density lipoprotein cholesterol ...
3. Breathing problems. "It felt like my heart took off to sprint a marathon and left my body behind," says , who was just 26 when she had two heart attacks, one in 2011 and one in 2012. "My heart ...
Heart disease is a leading killer around the world and the top cause of death in the United States. It killed an estimated 17.9 million people in 2019, representing 32% of all deaths globally ...
Specialty. Cardiology. Complications. Heart attack, unstable angina. Angina, also known as angina pectoris, is chest pain or pressure, usually caused by insufficient blood flow to the heart muscle (myocardium). [ 2] It is most commonly a symptom of coronary artery disease. [ 2] Angina is typically the result of partial obstruction or spasm of ...
Heart disease including heart attack is the leading cause of death in the US, but most people survive their first heart attack and go on to lead a normal life, according to the American Heart ...
Ventricular fibrillation ( V-fib or VF) is an abnormal heart rhythm in which the ventricles of the heart quiver. [2] It is due to disorganized electrical activity. [2] Ventricular fibrillation results in cardiac arrest with loss of consciousness and no pulse. [1] This is followed by sudden cardiac death in the absence of treatment. [2]