What is a myocardial infarction (MI) commonly known as?

A myocardial infarction (MI) is commonly known as a heart attack. This is a medical condition that occurs when blood flow to a part of the heart is blocked, often due to a blood clot, leading to damage or death of heart muscle tissue. The term "heart attack" reflects the critical nature of this condition, as prompt medical intervention is often required to restore blood flow and minimize heart damage.

In contrast, a stroke occurs when blood flow to the brain is interrupted, leading to brain damage, and is not related to the heart. Heartburn refers to a digestive issue characterized by a burning sensation in the chest, often due to acid reflux, and does not involve a blockage of blood flow. Cardiac arrest is a sudden loss of heart function, which can occur due to various reasons including an MI, but is not the same as a heart attack itself. Understanding these differences is important in recognizing the implications of an MI and its seriousness as a medical emergency.