There is no such thing as no risk, even with ct <span style = 'background-color: #dae8f4'>angiography</span>
. You could react from the dye
for example. The thing is, they have to give a risk quotation for any procedure to cover themselves. I was told this by a cardiologist, and I have met cardiologists who have performed thousands of
procedures over 30 years and never had a patient come close to death. Yes you could have a stroke or heart attack and die, but the chances of
that are so slim that it's unbelievable.