Most common complication of cardiac catheterization?

the most common complication of cardiac catherisation is vascular bleeding or hematoma formation Risks of cardiac catheterization are: Bruising. Bleeding.(vascular bleeding) Hea attack. Stroke. Damage to the aery, hea or the area where the catheter was inseed. Irregular hea rhythms (arrhythmias) Allergic reactions to the dye or medication. Kidney damage. Ref Davidson 23rd edition pg 433