my dad went in for a angiogram ten minutes into it they asked him r u ok he said yes then they inserted into the artery the baloon thats when he went into full cardiac arest cpr was done and he did not come back they rushed him into surgery and after they finaly got a surgeon that was not on call to come to do the surgery he did a triple bypass surgery and my dad came back for a minute and then did not make it he died he was suppose to go in for and in and out procedure what happen we were all in such shock what happen they said he had coronary artery disease but still the could of saved him with all the stuff now adays he has had friends with 8 stents put in them told they only had a 5% cance to live and they made it can you please help me with some answers to understand honestly why my dad died, please sincerely sheila