Table 3.
Indications and Types of Reinterventions Performed on Arteriovenous Fistulas Pre- and Postmaturation.
| Primary Indication/Procedure Type | Prematuration Interventions (N=274 Interventions in 196 Patients) |
Postmaturation Interventions (N=477 Interventions in 188 Patients) |
||
|---|---|---|---|---|
| N Interventions (% of total) | Proportion Successful (%) |
N Interventions (% of total) | Proportion Successful (%) |
|
| Fistula Stenosis | 166 (61%) | 88 (53%) | 326 (68%) | 251 (77%) |
| Endovascular (eg, angioplasty, stent) | 149 | 79 | 318 | 244 |
| Open (eg, patch angioplasty, bypass) | 17 | 9 | 8 | 7 |
| Thrombosis | 21 (8%) | 8 (38%) | 63 (13%) | 23 (37%) |
| Endovascular (eg, percutaneous thrombectomy) | 13 | 5 | 52 | 20 |
| Open (eg, open thrombectomy) | 8 | 3 | 11 | 3 |
| Accessory vein branches | 19 (7%) | 9 (47%) | 7 (1%) | 7 (100%) |
| Endovascular (eg, embolization) | 1 | 0 | 6 | 6 |
| Open (eg, ligation) | 18 | 9 | 1 | 1 |
| Central vein stenosis | 18 (7%) | 9 (50%) | 49 (10%) | 35 (71%) |
| Endovascular (eg, angioplasty, stent) | 14 | 7 | 49 | 35 |
| Open (eg, patch angioplasty, bypass) | 4 | 2 | 0 | 0 |
| Inability to cannulate | 15 (5%) | 12 (80%) | 2 (<1%) | 1 (50%) |
| Endovascular | 0 | 0 | 0 | 0 |
| Open (eg, superficialization) | 15 | 12 | 2 | 1 |
| Inflow stenosis | 13 (4%) | 6 (46%) | 8 (2%) | 7 (88%) |
| Endovascular (eg, angioplasty, stent) | 3 | 1 | 7 | 6 |
| Open (eg, patch angioplasty, bypass) | 10 | 5 | 1 | 1 |
| Hand ischemia | 16 (6%) | 5 (31%) | 5 (1%) | 3 (60%) |
| Endovascular | 0 | 0 | 0 | 0 |
| Open (eg, ligation, revision) | 16 | 5 | 5 | 3 |
| Other (bleeding, fluid evacuation, infection, aneurysm) | 6 (2%) | 4 (67%) | 17 (4%) | 8 (47%) |
| Endovascular | 1 | 0 | 3 | 1 |
| Open | 5 | 4 | 14 | 7 |
| Total | 274 (100%) | 141 (51%) | 477 (100%) | 335 (70%) |
| Endovascular | 181 | 92 | 435 | 312 |
| Open | 93 | 49 | 42 | 23 |