Impact of Modified Transesophageal Echocardiography on Mortality and Stroke after Cardiac Surgery: A Large Cohort Study

Table 1

Katz’ classification of aortic atherosclerosis.

Grade atherosclerosis	Aspect	Clinical impact
1	Normal appearing aorta	Normal
2	Extensive intimal thickening
3	Atheroma protruding < 5 mm	Diseased
4	Atheroma protruding > 5 mm
5	Mobile atheroma