The degree of ulceration (infarct-related lesion) in the culprit coronary artery after thrombolysis can be graded using the criteria from the Thrombolysis in Myocardial Infarction (TIMI) IIIA trial.
Angiographic Findings
Grade
no angiographic evidence of ulceration in culprit artery
0
lesion contains a neck with contrast material dissecting under the plaque either proximally or distally
1
distinct extravascular extravasation of the contrast material
2
To read more or access our algorithms and calculators, please log in or register.
