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Coronary Artery Angiographic Classifications

Chapter:
Nomenclature
Author(s):

Harriet S. Meyer

Coronary Artery Angiographic Classifications

Guidelines are available for nomenclature of coronary artery segments,23 used in coronary artery catheterization and thrombolysis in myocardial infarction flow (TIMI flow).

The TIMI flow is expressed as grade 0, grade 1, grade 2, or grade 3, from lowest flow (or severest lesion) to highest flow.23

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