Practice Parameters and Safety Guidance

Summarizes CT practice parameters and safety guidance from ACR, AAPM, and ICRP. Explains diagnostic reference levels (DRLs), dose optimization strategies, and recommendations for contrast use and patient preparation.

Interpreting Dose Metrics

Clear explanations of CTDIvol, dose length product (DLP), and effective dose, and how to use DRLs to evaluate protocol performance. Includes a worked example comparing a measured DLP to a reference level and documenting findings.

Implementing Safety Measures

Practical steps for implementing safety measures: automatic exposure control, pediatric technique charts, appropriate shielding, contrast reaction preparedness, and documentation of informed consent when required.