What are complications of cardiac catheterization?

Multiple: Principal complications are stroke, myocardial infarction, death, bleeding, and infection. The risks of stroke, mi, death, and infection are one in 1000. The risk of bleeding at the puncture site is approximately 1 in 100. If an angioplasty or stent is performed, the risks are higher.

Cardiac cath: There is a one in 1500 chance of death strike or heart attack . Less dramatic risks are bleeding injury to an artery or kidney injury from the dye used most of these are reversible.