Question: how many mgy in a chest x ray?
Answer: The mean entrance dose per X ray examination at each hospital ranged from 0.1 to 0.9 mGy for chest AP, 3.5–13.9 mGy for abdomen AP, 1.6–13.1 mGy for pelvis AP, 3.6–12.7 mGy for lumbar spine AP and 10.0– 29.6 mGy for lumbar spine LAT.