Hematoma (visual exam)
Arteriovenous fistula (bruit)
Retroperitoneal hemorrhage
Acute Renal Failure (creatinine)
Vascular injury
Angiogram complications
Hematoma 
Myocardial infarction complications
Arteriovenous fistula 
CVC catheter problems
Retroperitoneal hemorrhage
Aortic endograft complications
Acute Renal Failure 