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[Coronary surgery--arterial grafts instead of venous grafts?]
Alexander Wahba1, Ole Tjomsland, Rune Haaverstad
1Hjerteklinikken St. Elisabeth 7018 Trondheim. alexander.wahba@rit.no
Insights
Arterial grafts significantly improve outcomes after coronary artery bypass surgery by preventing graft failure and symptom recurrence. Further research is needed to establish extended arterial grafting in routine practice.
Area of Science:
- Cardiovascular Surgery
- Vascular Grafting
Background:
- Saphenous vein graft failure is a major cause of poor long-term results after coronary artery bypass surgery.
- Recurrent symptoms and repeat interventions pose clinical challenges.
Purpose of the Study:
- To evaluate the efficacy of extended arterial revascularization using multiple arterial grafts.
- To review the literature on arterial grafting in coronary artery bypass surgery.
Main Methods:
- Performed extended arterial revascularization in 30 patients between 1998 and 2001.
- Utilized bilateral mammary arteries in 23 patients and radial artery grafts in 11.
- Conducted clinical follow-up for all patients and re-angiography in six.
Main Results:
- Median follow-up was 12 months.
- All patients survived without new myocardial infarction.
- Results align with existing literature on arterial grafting.
Conclusions:
- Arterial grafting is a valuable option in coronary artery bypass surgery.
- Extended arterial grafting shows promise but requires large randomized trials for routine adoption.
Background:
Recurrence of symptoms and the need for repeat interventions remains a clinical challenge following coronary artery bypass surgery, despite excellent early results. Saphenous vein graft failure has been identified as a main contributing factor to unsatisfactory long-term results. The use of multiple arterial grafts instead of venous grafts appears to be a promising treatment modality. This article describes our own experience with arterial revascularisation and gives a critical review of the literature.
Material And Methods:
Extended arterial revascularisation was performed in 30 patients at our institution between 1998 and 2001. Clinical follow-up was performed in all patients; re-angiography was done in six patients. 23 patients were operated on with bilateral mammary arteries; 11 patients received radial artery grafts.
Results:
The median follow up was 12 months. All patients are alive, none suffered a new myocardial infarction. Our results are in accordance with the published literature.
Interpretation:
Arterial grafting is a valuable tool in the armamentarium of modern coronary artery bypass surgery. Large randomised trials are required to clarify the role of extended arterial grafting in routine coronary bypass surgery.