What are the four major types of complications associated with coronary angiography?

1. Cardiovascular complications (e.g., CHF, myocardial infarction, stroke, peripheral embolization, thrombosis, arrhythmia, cholesterol emboli syndrome)
2. Groin complications (e.g., retroperitoneal or femoral hematoma, thrombosis, dissection, arteriovenous fistula, pseudoaneurysm)
3. Renal complications (e.g., renal failure or anaphylaxis) as a result of intravenous contrast administration
4. Anesthesia-associated complications