Table of Contents
Artifacts in CT scans can interfere with image quality and diagnostic accuracy. Understanding common causes and practical troubleshooting methods can help improve scan results and reduce the need for repeat scans.
Common Causes of Artifacts
Artifacts may result from patient movement, metal implants, or technical issues with the scanner. Recognizing these causes is essential for effective troubleshooting.
Practical Troubleshooting Methods
Adjusting scanning parameters, such as increasing exposure or using artifact reduction algorithms, can minimize artifacts. Ensuring proper patient positioning and instructing patients to remain still also helps improve image quality.
Solutions for Specific Artifacts
Metal artifacts can be reduced by applying metal artifact reduction techniques or removing metal objects when possible. Motion artifacts may be addressed by using faster scan protocols or immobilization devices.
- Optimize scan parameters
- Ensure proper patient positioning
- Use artifact reduction software
- Minimize patient movement
- Remove metal objects when feasible