Ethical concerns, cultural norms, and legal issues must be carefully considered when treating a patient with heart disease. Although physicians or surgeons must play a role in course of treatment decision making, they should be guided by evidence-based data and the preferences of patients and/or the patient’s parents. However, there is no obligation to provide this type of informed consultation and approval unless these ethical issues become law
which typically occurs through litigation. In this review,we examined common ethical principles that are integral to the regular decisions made by clinicians every day. Some special ethical issues and associated litigation, if any, which might occur perioperatively will also be reviewed. Finally, the final judgments of civil and criminal courts of Taiwan, particularly lawsuits involving physicians associated with coronary artery disease care or aortic aneurysm, will also be introduced.