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Hace 3 días · A myocardial infarction ( MI ), commonly known as a heart attack, occurs when blood flow decreases or stops in one of the coronary arteries of the heart, causing infarction (tissue death) to the heart muscle. [1] . The most common symptom is retrosternal chest pain or discomfort that classically radiates to the left shoulder, arm, or jaw. [1] .
A heart attack is when blood flow to the heart is blocked, causing pain, tightness, pressure, or burning in the chest. Other symptoms can include shortness of breath, lightheadedness, nausea, and arm or jaw pain. Learn the warning signs of a heart attack, how they differ for men and women, and what to do if you have them.
1 de may. de 2024 · In many cases, the first sign is a heart attack. Other complications include heart failure or an abnormal heartbeat. Risk factors include high blood pressure, smoking, diabetes, lack of exercise, obesity, high blood cholesterol, poor diet, depression, and excessive alcohol consumption.
Hace 5 días · Heart attack, death of a section of the muscle of the heart caused by an interruption of blood flow to the area. A heart attack results from obstruction of the coronary arteries. The most common cause is a blood clot that becomes lodged in an area of a coronary artery thickened with cholesterol-containing plaque.
Hace 5 días · Heart attack. A heart attack happens when your coronary arteries narrow so much that they cut off blood supply to your heart. Often, this is the result of...
Hace 2 días · Apr. 18, 2024 — A heart attack will leave a permanent scar on a human heart, yet other animals, including zebrafish, can clear cardiac scar tissue and regrow damaged muscle as adults....
6 de may. de 2024 · Heart attack — The arteries can become blocked and prevent blood flow to the heart muscle. Stroke — Blood vessels that supply blood and oxygen to the brain to become blocked or burst. Heart failure — High blood pressure makes the heart work harder. This can cause the heart to get bigger and struggle to pump enough blood to the ...
