Program Book - Keck School of Medicine of USC - University of ...

Vascular Access Failure• The majority of grafts fail due to thrombosissecondary to underlying stenosis• AVG->venous anastomosis• AVF->arterial anastomosis• Lumsden et al.• Followed 32 pts with ≥ 50% AVG stenosis• After 3 mos-23% thrombosed• 6 mos-30% thrombosedVascular Access Surveillance%Primary PatencyLily et al. Am J Kidney Dis 2001; 37: 945-953Access Surveillance• Rationale for Surveillance• The inferior patency of AVG following thrombosissuggests that a proactive strategy to prevent graftthrombosis would be prudent.• Centers for Medicare and Medicaid Services• National Kidney Foundation-Kidney DiseaseOutcomes Quality Initiative• Undue burden on dialysis centers69