Satyendra Dhar, MD @DharSaty · 5 months ago
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Myocardial infarction: Classified into 5 types based on etiology and circumstances: Type 1: Spontaneous MI caused by ischemia
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Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia due to a primary coronary event (eg, plaque rupture, erosion, or fissuring; coronary dissection).
Type 2: Ischemia due to increased oxygen demand (eg, hypertension), or decreased supply (eg, coronary artery spasm or embolism, arrhythmia, hypotension).
Type 3: Related to sudden unexpected cardiac death.
Type 4a: Associated with percutaneous coronary intervention (signs and symptoms of myocardial infarction with cTn values > 5 × 99th percentile URL).
Type 4b: Associated with documented stent thrombosis.
Type 5: Associated with coronary artery bypass grafting (signs and symptoms of myocardial infarction with cTn values > 10 × 99th percentile URL).

#MI #Ischemia #myocardialinfarction #CAD #thrombosis
Satyendra Dhar, MD @DharSaty · 5 months ago
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