Abstract:Coronary heart disease (CHD) is one of the leading causes of hospitalization and the most common cause of death in older adults with heart disease. Management of CHD in the elderly is frequently more difficult in virtue of chronic comorbid conditions and aging-intrinsic dynamics. With the development of technology and the accumulation of experience, the number of elderly patients undergoing percutaneous coronary intervention (PCI) is increasing. Clinical success with PCI in the elderly has also been improved. The solicited articles in this issue has focused on PCI in critically-ill elderly patients with CHD, including acute myocardial infarction and chronic total occlusion, as well as application of intravascular unltrasound in the treatment of such diseases. In conclusion, critically ill elderly patients with CHD benefits from interventional therapy.