Table 1.
In-vivo volume measurements of ten aneurysms.
| Location | Bleb | Span (d) | Diameter (mm) | 3DRA Volume (mm3) | MRA Volume (mm3) | Difference (mm3) | % Error |
|---|---|---|---|---|---|---|---|
| MCA | N | 13 | 5.1 | 216.3 | 234.0 | 17.7 | 8.19% |
| BA | N | 1 | 6.0 | 426.9 | 392.7 | −34.2 | 8.00% |
| BA | N | 0 | 7.5 | 323.9 | 311.5 | −12.4 | 3.84% |
| PCOM | Y | 15 | 7.0 | 209.2 | 195.9 | −13.2 | 6.33% |
| PCOM | Y | 0 | 7.8 | 486.3 | 467.4 | −18.9 | 3.90% |
| MCA | Y | 14 | 4.8 | 141.7 | 124.5 | −14.3 | 12.2% |
| MCA | Y | 2 | 5.7 | 268.7 | 247.3 | −21.4 | 7.96% |
| ICA | Y | 10 | 4.0 | 173.3 | 174.3 | 1.06 | 0.61% |
| MCA | Y | 32 | 4.0 | 69.53 | 59.63 | −9.90 | 14.2% |
| ACOM | Y | 1 | 6.0 | 109.3 | 117.5 | 8.24 | 7.54% |
| Median | 6 | 5.9 | 212.8 | 215.0 | −12.8 | 7.75% | |
| IQR | 13 | 1.9 | 160.5 | 158.5 | 8.6 | 3.64% | |
Span is the time between scans (d = days).