VIP Exclusive
CCS Certified Cardiac Surgeon VIP Practice Exam
CCS — This exam mirrors the American Board of Thoracic Surgery (ABTS) Written Qualifying Examination in cardiothoracic surgery — a computer-based, 200-question MCQ exam covering cardiac surgery, thoracic surgery, critical care, and related sciences, required for board certification in thoracic surgery in the United States.
30
Questions
120m
Time Limit
75.00%
To Pass
Question 1 of 30👑 VIP
A 67-year-old man with triple-vessel coronary artery disease and an ejection fraction of 28% is referred for coronary artery bypass grafting (CABG). Intraoperatively, the left internal mammary artery (LIMA) is harvested and anastomosed to the left anterior descending (LAD) artery. Which of the following best explains why the LIMA-to-LAD graft has superior long-term patency compared to saphenous vein grafts?
Questions 2–30 and full explanations are VIP-exclusive.