Many women become ill while pregnant and require acute medical care, including radiologic examinations with ionizing radiation. In this review; radiologic imaging methods can be used during pregnancy, it's safety and risks to the fetus are discussed. There have been no reports of documented adverse fetal effects for diagnostic ultrasound and magnetic resonance imaging. It is not recommended the diagnostic x-ray procedures should not be performed during pregnancy unless the information to be obtained by other means especially ultrasound, although, the x-ray exposure from a single diagnostic procedure doesn't result in harmful fetal effects