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Total arterial revascularization in triple-vessel disease with off-pump and aortic no-touch technique
Wook Sung Kim1, Jaejin Lee, Young Tak Lee
1Department of Thoracic and Cardiovascular Surgery, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, South Korea.
Insights
Total arterial revascularization with bilateral internal thoracic arteries (BITA) and off-pump, no-touch techniques is safe and effective for triple-vessel disease. Adding the right gastroepiploic artery (RGEA) may improve cardiac event-free survival.
Area of Science:
- Cardiovascular Surgery
- Cardiac Surgery Outcomes
- Minimally Invasive Cardiac Surgery
Background:
- Evaluating total arterial revascularization (TAR) outcomes using bilateral internal thoracic arteries (BITA) with off-pump and aorta no-touch technique.
- Assessing the safety and efficacy of this approach in patients with triple-vessel disease.
Purpose of the Study:
- To assess the outcomes of total arterial revascularization (TAR) using bilateral internal thoracic arteries (BITA) with off-pump and aorta no-touch technique.
- To compare outcomes between BITA-only grafting and BITA plus right gastroepiploic artery (RGEA) grafting.
Main Methods:
- Retrospective analysis of 512 consecutive patients with triple-vessel disease from March 2001 to September 2007.
- Patients underwent off-pump coronary artery bypass grafting using BITA (n=353) or BITA plus RGEA (n=159).
- Mean follow-up of 37.9 months, up to 6 years.
Main Results:
- Low 30-day mortality (1 death) and low perioperative stroke rate (0.8%).
- 1-year and 5-year freedom from cardiac death: 98.3% and 96.7%.
- 1-year and 5-year freedom from cardiac events: 97.1% and 89.3%; RGEA use was a significant predictor of cardiac event-free survival (p=0.046).
Conclusions:
- Total arterial revascularization with off-pump, no-touch technique using BITA grafts is safe and effective for triple-vessel disease.
- In-situ RGEA grafting for right coronary arteries may lead to fewer cardiac events compared to BITA-only grafting.
Background:
We evaluated the outcomes in patients who have undergone total arterial revascularization using the bilateral internal thoracic arteries (BITA) with off-pump and aorta no-touch technique.
Methods:
From March 2001 to September 2007, 512 consecutive patients with triple-vessel disease underwent total arterial revascularization with off-pump and aortic no-touch technique, using BITA or the right gastroepiploic artery (RGEA) in addition to BITA. Only BITA grafts were used for bypass to coronary arteries in 353 patients, and additionally in situ RGEA was bypassed to right coronary arteries in 159 patients. The mean number of distal anastomoses was 4.15 +/- 0.8 per patient.
Results:
One 30-day death occurred. Deep sternal wound infection occurred in 2 patients. The rate of perioperative stroke was 0.8%. The patients were followed for as long as 6 years (mean follow-up, 37.9 +/- 17.7 months). The 1-year and 5-year actuarial freedom from cardiac death was 98.3% and 96.7%, respectively. The 1-year and 5-year actuarial freedom from cardiac events was 97.1% and 89.3%, respectively. Using RGEA was a significant predictor of cardiac event-free survival (p = 0.046).
Conclusions:
Total arterial revascularization using off-pump coronary bypass and aortic no-touch techniqe with BITA grafts was safe and effective, with low mortality among patients with triple-vessel disease. Patients undergoing in-situ RGEA grafting for right coronary arteries appeared to have fewer cardiac events than did patients undergoing only BITA grafting in triple-vessel disease.
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