Introduction of needle(s) and/or catheter(s), dialysis circuit, with diagnostic angiography of
the dialysis circuit, including all direct puncture(s) and catheter placement(s), injection(s) of
contrast, all necessary imaging from the arterial anastomosis and adjacent artery through
entire venous outflow including the inferior or superior vena cava, fluoroscopic guidance,
radiological supervision and interpretation and image documentation and report;with transluminal balloon angioplasty, peripheral dialysis segment, including all imaging
and radiological supervision and interpretation necessary to perform the angioplasty