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Surgical Porcine Model of Chronic Myocardial Ischemia Treated by Exosome-laden Collagen Patch and Off-pump Coronary Artery Bypass Graft
05:25

Surgical Porcine Model of Chronic Myocardial Ischemia Treated by Exosome-laden Collagen Patch and Off-pump Coronary Artery Bypass Graft

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[Coronary endarterectomy and bypass grafting without cardiopulmonary bypass]

Guillermo Careaga Reyna1, David Salazar Garrido, Sergio Téllez Luna

  • 1División de Cirugía Cardiotorácica. Hospital de Cardiología. Centro Médico Nacional Siglo XXI. IMSS. México. D.F. México. gcareaga3@aol.com

Revista Espanola De Cardiologia
|May 10, 2003
PubMed

Insights

Simultaneous off-pump coronary artery bypass grafting and endarterectomy is a safe procedure with low morbidity and mortality. This approach enables complete myocardial revascularization without cardiopulmonary bypass, with all patients achieving functional class I.

Area of Science:

  • Cardiovascular Surgery
  • Cardiac Surgery
  • Vascular Surgery

Background:

  • Coronary artery disease necessitates revascularization strategies.
  • Coronary endarterectomy is a surgical technique to remove atherosclerotic plaque.
  • Off-pump coronary artery bypass grafting (CABG) avoids cardiopulmonary bypass.

Purpose of the Study:

  • To evaluate the safety and efficacy of simultaneous off-pump CABG and coronary endarterectomy.
  • To assess perioperative outcomes, including myocardial infarction, inotropic support, morbidity, and mortality.
  • To determine long-term functional status and ischemia in patients undergoing this combined procedure.

Main Methods:

  • Prospective analysis of patients undergoing simultaneous off-pump CABG and endarterectomy.
  • Data collection on perioperative myocardial infarction, inotropic support, morbidity, and mortality.
  • Assessment of long-term functional class and ischemia through follow-up evaluations.

Main Results:

  • Nine endarterectomies were performed in eight patients, predominantly on the right coronary artery.
  • One perioperative myocardial infarction (12.5%) occurred.
  • No deaths were recorded, and all patients achieved functional class I with negative ischemia tests.

Conclusions:

  • Simultaneous off-pump CABG and coronary endarterectomy is a viable option for complete myocardial revascularization.
  • The procedure demonstrates low morbidity and mortality.
  • It offers a safe alternative for selected patients with complex coronary artery disease.

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