click below
click below
Normal Size Small Size show me how
ct artifacts
| Question | Answer |
|---|---|
| Metal artifacts | causes a star like streak, |
| What can be done about streaking or what software can take the steaking out | reconstruction algorithms can be applied to smooth the streaks caused by the metal, interpolation |
| motion artifact | cause streaks and blurring |
| beam hardening artifact | Cupping, software used to reduced,broad streaks and regions decreased density near bone |
| Partial volume artifact | bands or streaks, reduced by thinner slices and omputer algorithms |
| equipment artifact | Streak, ring artifact aliasing |
| Streak artifact poor gantry rigidity, med |