Clinical problem: A  43-year-old male patient with end-stage renal disease was referred to the interventional radiology service for a new dialysis access and relief of signs of superior vena cava syndrome. He had had many failed autogenous and non-autogenous arteriovenous accesses, and recently reverted to tunneled dialysis catheters as he waited for new arteriovenous access. Most recently, he […]

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Clinical problem: 44-year-old man who had had multiple failed arteriovenous accesses in the past. His new left forearm non-autogenous brachiobrachial access did not work well at his most recent hemodialysis session. Findings at imaging: The angiogram shows a loop arteriovenous graft connecting the distal left brachial artery to the proximal left brachial vein. The artery, the […]

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Clinical problem: Failed right brachiobrachial fistula. Angiographic findings: A high-grade juxta-anastomotic venous stenosis. 2 upstream venous aneurysms between which is sandwiched  a 2nd high-grade venous stenosis. A 3rd venous stenosis, also high-grade, distal to the distal aneurysm. Venous collaterals around the right axillary vein due to chronic total occlusion of the right subclavian vein. Challenges: […]

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