A myocardial infarction (MI), commonly known as a heart attack, occurs when blood flow decreases or stops in one of the arteries of the heart, causing infarction (tissue death) to the heart muscle. [1]

Dec 22, 2025 · You may also hear a heart attack referred to as a myocardial infarction or MI. Call 911 or your local emergency services number if you think you’re having a heart attack.

Jan 26, 2026 · What Is It? A heart attack occurs when one of the heart's coronary arteries is blocked suddenly or has extremely slow blood flow. A heart attack also is called a myocardial infarction. The …

May 5, 2021 · Myocardial ischemia reduces blood flow to the heart and may cause chest pain – but not always. Learn all the signs and symptoms and how to treat it.

Oct 24, 2024 · Coronary artery disease (CAD) is the main cause of heart attack. A heart attack, also called a myocardial infarction, happens when a part of the heart muscle doesn't get enough blood. …

Acute myocardial infarction is myocardial necrosis resulting from acute obstruction of a coronary artery. Symptoms include chest discomfort with or without dyspnea, nausea, and/or diaphoresis. Diagnosis …

Dec 10, 2024 · Myocardial infarction (MI): When an area of the heart muscle is damaged or dies after blood supply is blocked. MI is the classic medical term for a heart attack.

Jan 24, 2026 · That's why it's important to know the symptoms of a heart attack and call 911 if you or someone else is having them. You should call, even if you are not sure that it is a heart attack. The …

Nov 3, 2021 · An acute myocardial infarction is a heart attack. Learn about the symptoms, causes, diagnosis, and treatment of this life threatening condition.

Acute coronary syndromes result from a sudden blockage in a coronary artery. This blockage causes unstable angina or a heart attack (myocardial infarction), depending on the location and amount of …