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Saphenous vein graft patency: 33 year angiographic finding of a pristine vein graft to the left anterior descending artery
  1. Christopher Andrew Efthymiou1,
  2. William Ian Weir2,
  3. Adam David Timmis3
  1. 1Department of Cardiothoracic Surgery, Leeds General Infirmary, Leeds, UK
  2. 2Department of Cardiothoracic Surgery, London Chest Hospital, London, UK
  3. 3Department of Cardiology, London Chest Hospital, London, UK
  1. Correspondence to William Ian Weir, Department of Cardiothoracic Surgery, London Chest Hospital, Bonner Road, London E2 9JX, UK; ian.weir{at}mac.com

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Little doubt exists regarding the supremacy of the left internal thoracic artery when anastomosed to the left anterior descending artery. The unique biology of the Left internal thoracic artery (LITA) and the extensive run-off into the LAD territory contributes to a patency of over 90% at 10 years.1

In comparison the long saphenous vein is prone to the adverse effects of thrombosis, intimal hyperplasia and harvesting trauma. Late patency is 80% when saphenous vein is used to bypass the left anterior descending artery …

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