The association of erythropoietin-stimulating agents and increased risk for AV-fistula dysfunction in hemodialysis patients. A retrospective analysis

Table 3 The most common findings of radiological investigations (n = 473) and measures taken of Cases

Radiological findings:	Total (%)
Significant stenosis	348 (74)
No abnormality detected	40 (8)
Aneurysm	17 (4)
Other findings^a	68 (14)
Measures taken:
No direct radiological measure^b	126 (27)
Additional radiological investigation	32 (7)
PTA-dilatation ± stent	248 (52)
Thrombolysis	14 (3)
Other	53 (11)

^a Collaterals, spasm, non-significant stenosis. ^b Of these, 27 were referred for surgical intervention, and the remaining 99 for subsequent PTA, coil or thrombectomy. PTA Percutaneous Transluminal Angioplasty

ISSN: 1471-2369