If an angiogram reveals graft failure, what are the therapeutic options? What are common locations for creation of dialysis fistulas or placement of dialysis grafts? What are the advantages of using ultrasound for the evaluation of grafts? What are the common causes of dialysis graft or fistula failure? What are the configurations of AV fistula anastomosis? What is a dialysis fistula or graft? What is considered a significant stenosis of a graft on Doppler ultrasound? What is one possible configuration for an AV graft anastamosis? What is the hallmark of stenosis on ultrasound? What methods are used to study the patency of grafts? Book traversal links for Dialysis access ‹ Where does atherosclerosis most commonly affect vessels? Up If an angiogram reveals graft failure, what are the therapeutic options? ›