Related Experiment Videos
Off or on bypass: what is the safety threshold?
A L Iacò1, M Contini, G Teodori
1Department of Cardiology and Cardiac Surgery, G. D'Annunzio University of Chieti, Italy.
The Annals of Thoracic Surgery
|October 30, 1999
Summary
Coronary artery bypass grafting without cardiopulmonary bypass (CPB) in selected patients leads to fewer complications and shorter hospital stays. Mortality and stroke rates remain similar compared to traditional CPB methods.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
Background:
- Assessing the technical profile of patients undergoing coronary artery bypass grafting (CABG) without cardiopulmonary bypass (CPB).
- Evaluating the benefits and outcomes of off-pump CABG compared to conventional on-pump procedures.
Purpose of the Study:
- To identify patient characteristics suitable for off-pump CABG.
- To compare the safety and efficacy of CABG with and without CPB.
Main Methods:
- A retrospective analysis of 785 patients undergoing CABG between May 1997 and December 1998.
- Patients were divided into groups: off-pump (Group A), on-pump (Group B), and converted (Group C).
- Key outcomes recorded included mortality, cerebrovascular accident (CVA) incidence, and major complications.
Main Results:
- Off-pump CABG patients typically had one- to three-vessel disease.
- Group A demonstrated lower complication rates, reduced intensive care unit (ICU) and hospital stays, and decreased transfusion requirements.
- Mortality and CVA incidence were comparable between off-pump and on-pump groups.
Conclusions:
- Surgical strategy (on-pump vs. off-pump) does not significantly impact primary endpoints but affects secondary outcomes.
- Off-pump CABG is associated with fewer complications, particularly in specific patient subgroups.
- Both surgical techniques yield satisfactory results, with patient selection and surgeon preference guiding the choice.