Which set of measures comprises the three strategies that may be used to reduce patient exposure during pediatric procedures?

• A. Gaining cooperation during the procedure; selecting high mA with short exposure time; using effective immobilization techniques
• B. Increasing field size; using automatic exposure control; using sedation
• C. Extending exposure time; increasing mA; turning off immobilization
• D. Using adult technique charts; ignoring patient cooperation; using high kVp

Answer: (A)

The main idea is to minimize the dose a child receives by preventing motion and repeats while using efficient, age-appropriate imaging. The three practices aim to reduce exposure without sacrificing image quality.

Gaining cooperation during the procedure helps the child stay still and comfortable, which lowers the chances of movement that can blur images and necessitate a repeat exam. When a child understands what’s happening and feels calm, you’re less likely to have motion artifacts that force you to retake the image, saving both time and radiation.

Choosing a short exposure time is about capturing the image quickly so the child has to remain still for only a brief moment. Using a higher mA for a very short time achieves a crisp image with minimal motion blur, reducing the need for repeat exposures. It’s about getting adequate image quality efficiently rather than prolonging the exposure.

Effective immobilization techniques provide gentle, stable support to keep the child in the correct position throughout the exposure. Proper immobilization minimizes movement and helps ensure the image is acceptable on the first try, which directly lowers overall radiation dose to the patient.

Options that involve increasing the field size, extending exposure time, turning off immobilization, using adult technique charts, or relying on sedation or ignoring cooperation either raise the dose or introduce unnecessary risk or poor image quality. The chosen combination focuses on cooperation, motion control, and optimized timing to achieve the lowest reasonable exposure while obtaining a diagnostic image.