Diferencia entre revisiones de «High-output heart failure from AV fistula»
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Revisión del 06:14 12 dic 2014
Background
Clinical Features
Differential Diagnosis
AV Fistula Complications
- Clotting of AV fistula
- Infection of AV fistula
- Hemorrhage of AV fistula
- Vascular insufficiency from AV fistula
- AV fistula aneurysm/pseudoaneurysm
- High-output heart failure from AV fistula
Workup
Management
Disposition
See Also
External Links
Sources
High-output heart failure from AV fistula
- Occurs when >20% of cardiac output is diverted through the access
- Branham sign (drop in HR after temporary access occlusion) is diagnostic
- Doppler US can accurately measure access flow rate and establish the diagnosis
- Tx = surgical banding of the access