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Off-pump versus on-pump CABG: a comparison
A R Raghuram1, M R Sayeed, M R Girinath
1Department of Cardio Thoracic Surgery, Apollo Hospitals, Chennai. arraghuram@yahoo.com
Indian Heart Journal
|December 5, 2002
Summary
Off-pump coronary artery bypass grafting (CABG) is as safe as on-pump CABG. While organ dysfunction and blood product use were similar, off-pump surgery showed fewer instances of low cardiac output and inotrope use.
Area of Science:
- Cardiovascular Surgery
- Cardiac Surgery Outcomes
Background:
- Coronary artery bypass grafting (CABG) is a common procedure.
- The off-pump technique aims to reduce complications associated with cardiopulmonary bypass.
Purpose of the Study:
- To compare the safety and efficacy of off-pump versus on-pump CABG.
- To evaluate complications such as mortality, infarction, organ dysfunction, and blood product usage.
Main Methods:
- Prospective analysis of 53 patients undergoing on-pump CABG and 48 patients undergoing off-pump CABG.
- Data collected included demographic, operative, and postoperative variables.
- Statistical analysis was performed to compare outcomes between the two groups.
Main Results:
- No significant differences in mortality, perioperative infarction, or overall organ dysfunction between on-pump and off-pump CABG.
- Similar incidence of renal and pulmonary dysfunction, with no neurological complications in either group.
- Lower incidence of low cardiac output and inotrope use observed in the off-pump group.
Conclusions:
- Off-pump CABG is a safe alternative to on-pump CABG.
- The study did not support claims of reduced organ dysfunction or blood product use with off-pump surgery.
- Off-pump CABG demonstrated a significant reduction in low cardiac output and inotrope requirements.