Risk factors associated with saphenous vein graft aneurysm after coronary artery bypass graft

Bikona Ghosh1, Thiyagarajan SIbi Krishna2, Aishwarya Boini3

  • 1Dhaka Medical College Hospital, Dhaka, Bangladesh.

Insights

Saphenous vein graft aneurysm (SVGA) is a rare complication after coronary artery bypass grafting (CABG). Atherosclerosis with intimal calcification is the most frequent risk factor identified in post-CABG patients.

Area of Science:

  • Cardiovascular Surgery
  • Vascular Surgery
  • Medical Complications

Background:

  • Saphenous vein graft aneurysm (SVGA) is a rare but serious complication post-coronary artery bypass grafting (CABG).
  • Identifying risk factors for SVGA is crucial for patient management and improving outcomes.

Purpose of the Study:

  • To identify potential risk factors associated with the development of SVGA in patients who have undergone CABG.

Main Methods:

  • A systematic review of multiple databases (PubMed, Web of Science, Scopus, EMBASE, Google Scholar) was conducted.
  • Included studies were observational, reviews, meta-analyses, case studies, and case series involving adult patients with SVGA post-CABG.
  • Data extraction and assessment were performed by two independent investigators following PRISMA guidelines.

Main Results:

  • Out of 487 finalized articles, 14 met the inclusion criteria, reporting 12 cases of SVGA after CABG.
  • Atherosclerosis with intimal calcification was the most prevalent risk factor.
  • Other identified risk factors included infection, hyperlipidemia, pneumonia, and cardiac pathologies.

Conclusions:

  • Atherosclerosis with intimal calcification is the primary risk factor for SVGA following CABG.
  • Early detection and regular follow-up imaging are associated with improved patient outcomes.
  • Further research is needed to fully elucidate the risk variables in SVGA development.
Abstract

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