Survey questions and answers dealing with follow-up schedules after treatment of aneurysms (survey questions 23–25)
| Answer and number of responses (% of total) | |||
|---|---|---|---|
| Response choices | 23. Coil embolization | 24. Flow diversion | 25. Surgical clipping |
| Single non-invasive follow-up imaging (CTA or MRA) | 1 (0.5) | 2 (1.0) | 28 (13.5) |
| Serial non-invasive follow-up imaging (CTA or MRA) only | 37 (17.6) | 11 (5.3) | 44 (21.3) |
| Catheter angiogram at 3–6 months and then non-invasive imaging afterwards | 60 (28.6) | 73 (35.1) | 45 (21.7) |
| Catheter angiogram at 1 year and then non-invasive imaging afterwards | 13 (6.2) | 14 (6.7) | 21 (10.1) |
| Catheter angiogram at 3–6 months AND/OR 1 year, at 2–3 years, and then non-invasive imaging afterwards | 60 (28.6) | 68 (32.7) | 2 (1.0) |
| Catheter angiogram at 3–6 months AND/OR 1 year, at 2–3 years, and at 4–8 years, then non-invasive imaging afterwards | 22 (10.5) | 13 (6.3) | 8 (3.9) |
| I don't perform this treatment | 17 (8.1) | 27 (13.0) | 59 (28.5) |
| Total responses | 210 | 208 | 207 |
Highest frequency follow-up responses are shown in bold.
CTA, CT angiography; MRA, magnetic resonance angiography.