Morphological parameter | Abbreviation | Definition |
---|---|---|
Size | – | The maximum perpendicular height of the IA |
Aspect ratio | AR | The ratio of the maximum perpendicular height to the average neck diameter |
Neck area | NA | The minimum area of the neck |
Parent vessel diameter | PVD | The diameter of the parent vessel |
Size ratio | SR | The ratio of maximum aneurysm height to the PVD |
Aneurysm angle | AA | The angle of inclination between the aneurysm and its neck plane |
Surface distance | SD | The symmetrical Hausdroff distance between two models |