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Noninvasive studies after treatment for dialysis access steal

Noninvasive studies after treatment for dialysis access steal
Improvement in baseline digital PPG waveforms (A) with fistula compression (B) and following PAI procedure (C).
PPG: photoplethysmography; AVF: arteriovenous fistula; PAI: proximalization of arterial inflow.
Courtesy of Larry A Scher, MD, FACS.
Graphic 122926 Version 2.0