|Criteria 1: Peripheral cutaneous involvement|
|Blue toe syndrome|
|Criteria 2: Acute renal insufficiency (excluded if patients have already undergone hemodialysis)|
|Increase in serum creatinine level (mg/dl)|
|Before catheterization||2 weeks after catheterization|
“Definite CES” was defined as the presence of criteria 1 with or without criteria 2. “Possible CES” was defined as the presence of only criteria 2.
CES = cholesterol embolization syndrome.