Vascular Access Module #3: AVF Maturation ... - BC Renal Agency

Case Study: Access MonitoringState possible causes for (con’t):• Frequent clotting of extracorporeal circuit– High hemoglobin/ platelets; coagulopathy– Heparin inadequate (bolus, running, or early shut-off)– Recirculation– Arterial insufficiency– Inadequate extracorporeal prime• Prolonged bleeding post dialysis– High INR– Heparin– Stenosis– Inadequate hemostasis– Repeated cannulations same site– Aneurysm (skin becoming very thin over aneurysm)154