What should be done when a pregnant radiologic technologist must perform procedures involving radiation exposure?

When a pregnant radiologic technologist must perform procedures involving radiation exposure, monitoring the fetal radiation dose with a separate dosimeter is the most appropriate action. This practice allows for accurate tracking of the amount of radiation the fetus is exposed to during the course of the technologist's work.

The use of a separate dosimeter is particularly vital because it provides a reliable measurement of radiation exposure to the fetus, which is essential for ensuring the safety of both the unborn child and the mother. By having this dedicated monitoring, healthcare providers can take necessary precautions and make informed decisions about work assignments and radiation safety protocols.

Furthermore, maintaining awareness of the radiation dose can help manage and minimize exposure during pregnancy, ensuring compliance with safety regulations and guidelines designed to protect both the mother and child.

While other options may imply safety measures, they either do not specifically address the need for personalized monitoring or may overlook the importance of quantifying exposure to ensure it remains within safe limits.