Yes, diagnostic imaging uses minimal radiation and is generally safe. Radiologists ensure the lowest effective dose is used, especially for children and pregnant women.

X-rays are best for bones, CT scans offer detailed cross-sectional images, and MRIs provide high-resolution images of soft tissues like the brain, muscles, and organs.

Preparation depends on the test. Some require fasting or contrast agents. Your healthcare provider or technician will give you specific instructions beforehand.

A radiologist— a medical doctor trained in interpreting imaging studies— reviews the images and provides a detailed report to your referring physician.