The medical definition of an infarct is tissue necrosis due to prolonged ischemia. A cerebral infarction, or stroke, is a brain lesion in which a cluster of brain cells die when they don't get enough blood. A heart attack, or myocardial infarction (MI), is permanent damage to the heart muscle. It is considered a medical emergency because it can quickly result in life-threatening infection and death. Myocardial infarction (heart attack)—death of a section of heart muscle—results from Infarction, death of tissue resulting from a failure of blood supply, commonly due to obstruction of a blood vessel by a blood clot or narrowing of the blood-vessel channel. A heart attack occurs when one of the heart's coronary arteries is blocked suddenly or has extremely slow blood flow. Infarct definition, a localized area of tissue, as in the heart or kidney, that is dying or dead, having been deprived of its blood supply because of an obstruction by embolism or thrombosis. When oxygen cannot get to an area of the brain, tissue in that area may be damaged. A brainstem infarction (BSI) is a stroke that happens when blood cannot flow to your brainstem. There are two words in that definition that you probably don’t understand. Still, their meaning is straightforward: necrosis means cell death and ischemia means inadequate blood flow. This condition occurs when one of the main cardiac arteries is blocked. Free. A heart attack also is called a myocardial infarction. Acute myocardial infarction is the medical name for a heart attack. Infarction is most often seen with the word "myocardial," indicating a heart attack. The usual cause of sudden blockage in a coronary artery is the formation of a blood clot (thrombus). "Myo" means muscle, "cardial" refers to the heart, and "infarction" means death of tissue due to lack of blood supply. What is a Heart Attack (Myocardial Infarction)? Your brainstem allows you to speak, hear, and swallow. It is usually the end product of ischemia, or lowered blood supply. Infarction medical definition, flashcards and ICD-10 codes. See more. What is a brainstem infarction? Bowel infarction or gangrenous bowel represents an irreversible injury to the intestine resulting from insufficient blood flow. Myocardial Infarction Definition (MI) is the medical terminology for “Heart Attack,” a condition in which a portion of the heart does not receive an adequate supply of oxygenated blood (ischemia). The dead tissue is called an infarct. Define infarction. Infarction refers to death of tissue. Infarction is a medical condition in which tissue dies because the arterial blood supply is blocked. infarction synonyms, infarction pronunciation, infarction translation, English dictionary definition of infarction. The continued lack of oxygenated blood results in part of the heart muscle dying (myocardial necrosis).
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