For radiologic procedures outside the abdomen/ pelvis ,including the head and neck, the chest,and all extremities,the only radiation to which the conceptus is exposed is that of scattered radiation,which characteristically results in a very low dose. Only under unusual circumstances does the conceptus incur signification radiation exposure. When standard precautions are taken to avoid direct irradiation of the abdomen/ pelvis through the use of patient positioning and X-ray beam collimation, the dose delivered does not pose significant risk to the conceptus.