Proposed for DSA | | | |
Raymond (1997)19 | Complete | 4 | Y |
| Dog ear | | |
| Residual neck | | |
| Residual aneurysm | | |
Cognard (1999)20 | 100% | 3 | Y |
| 95–99% | | |
| < 95% | | |
Roy (2001)12 | Complete | 3 | Y |
| Residual neck | | |
| Residual aneurysm | | |
Johnston (2008)21 | 100% = complete | 5 | No |
| 91–99% = small residual neck | | (yes?) |
| 70–90% = residual neck | | |
| 1–69% = partial occlusion | | |
| 0% = not occluded | | |
Meyers (2010)22 | ≥90% | 5 | Y |
| 70–89% | | |
| 50–69% | | |
| 25–49% | | |
| <25% | | |
CLARITY (2010)23 | A = complete occlusion | 5 | N |
| B = subtotal occlusion with | | |
| B1 complete neck coverage but contrast in coil mesh | | |
| B2 incomplete neck coverage but no contrast in coil mesh | | |
| B3 incomplete neck coverage and contrast in coil mesh | | |
| C = incomplete occlusion = aneurysm remnant | | |
Proposed for MRA | | | |
Gönner (1998)24 | Complete | 2 | Y |
Anzalone (2000)25 | Residual flow | | |
Yamada (2004)26 | | | |
Boulin (2001)27 | 100% | 3 | Y |
| 95–99% | | |
| <95% | | |
Kahara (1999)28 | No remnant | 2 | Y |
| Remnant if cavity >1 mm (neck or body) | | |
Leclerc (2002)29 | Complete | 4 | N |
| Small residual neck (1–3 mm) | | |
| Large residual neck(>3 mm) | | |
| Not assessable | | |
Costalat (2006)30 | Complete | 3 | Y |
Gauvrit (2006)31 | Residual neck | | |
| Residual aneurysm | | |
Cottier (2003)32 | Complete | 4 | N |
| Remnant size <3 mm | | |
| Remnant size 4–5 mm | | |
| Remnant size >5 mm | | |
Majoie (2005)33 | Remnant | 3 | N |
| Recurrence | | |
| Occlusion | | |
Sprengers (2008)34 | Adequate occlusion | 2 | Y |
| Reopening | | |