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What is myocardial infarction (MI)?
What is a heart attack (myocardial infarction)?
What causes myocardial infarction?
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]
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- What Can I Expect If I Have This condition?
- How Soon After Treatment Will I Feel Better?
- When Can I Resume My Usual Activities?
After you’ve had a heart attack, you’re at a higher risk of a similar occurrence. Your healthcare provider will likely recommend follow-up monitoring, testing and care to avoid future heart attacks. Some of these include: 1. Heart scans:Similar to the methods used to diagnose a heart attack, these can assess the effects of your heart attack and det...
In general, your heart attack symptoms should decrease as you receive treatment. You’ll likely have some lingering weakness and fatigue during your hospital stay and for several days after. Your healthcare provider will give you guidance on rest, medications to take, etc. Recovery from the treatments also varies, depending on the method of treatmen...
Recovery from a heart attack after leaving the hospital depends on the severity of the heart attack, how soon treatment began, the methods used and the health conditions you had — if any — before your heart attack. Your healthcare provider can explain the next steps for your recovery and what you can expect. In general, most people can return to wo...
A myocardial infarction, also and commonly called a heart attack, happens when a blood vessel in the heart suddenly becomes blocked. Blood vessels carry blood and oxygen. When a blood vessel in the heart gets blocked, blood cannot get to part of the heart. This part of the heart does not get enough oxygen.
The diagnosis of myocardial infarction requires two out of three components (history, ECG, and enzymes). When damage to the heart occurs, levels of cardiac markers rise over time, which is why blood tests for them are taken over a 24-hour period.
- Diagnose myocardial infarct via physical exam and EKG (plus blood test)
Oct 9, 2023 · A heart attack, or myocardial infarction, is a severe reduction or blockage of blood flow to the heart. Learn about the signs, causes, risk factors, complications and how to prevent a heart attack from Mayo Clinic.
Oct 26, 2023 · A heart attack, also called a myocardial infarction, happens when a part of the heart muscle doesn't get enough blood. The more time that passes without treatment to restore blood flow, the greater the damage to the heart muscle. Coronary artery disease (CAD) is the main cause of heart attack. A less common cause is a severe spasm, or sudden ...
