Risk factors for cardiac surgery: the high-risk patient

Area of Science:

• Cardiovascular Surgery
• Geriatric Medicine
• Vascular Medicine

Background:

• Demographics of cardiac surgical patients have shifted significantly since 1980.
• Increasing average patient age and prevalence of severe atherosclerosis elevate surgical risks.
• Focus on comorbid conditions is paramount in modern cardiac surgery risk assessment.

Purpose of the Study:

• To highlight the changing patient demographics in cardiac surgery.
• To emphasize the increased risks associated with patient comorbidities.
• To stress the importance of preoperative evaluation for high-risk patients.

Main Methods:

• Analysis of patient demographics over time.
• Review of risk factors associated with atherosclerosis.
• Evaluation of the impact of comorbid conditions on surgical outcomes.

Main Results:

• Average age of cardiac surgical patients has increased by 10 years since 1980.
• Risk associated with severe aortic atherosclerosis is rising.
• Preexisting unstable cerebral, vascular, renal, and hepatic diseases markedly increase operative risk.

Conclusions:

• Cardiac surgical patient population is aging and presenting with more complex comorbidities.
• Thorough preoperative assessment of comorbidities is essential for managing increased surgical risks.
• Careful evaluation of patients with unstable vascular, renal, and hepatic disease is critical before cardiac surgery.