For anyone who is concerned about the safety limit for computed tomography (CT) scans, it is generally harmless to propose a definite safety limit. One can have as many CT scans as required, provided the doctor thinks it is critical to diagnose or evaluate the progress of a disease condition. However, young children and developing babies in the uterus may be harmed by the radiation exposure from CT scans. This is why pregnant women, especially in their first trimester are not allowed to undergo CT scans.
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Does radiation exposure during x-ray cause cancer?
Query: Hi doctor, I am an 18 year old male. I am obese with weight more than 286 pounds. I got plenty of tests done in a single year. Last year, I got my CT scan of full abdomen followed by five chest x-rays. One CT scan of the brain plain and bone densitometry (DEXA) scan in June and a CT PNS yesterday. N... Read Full »
Dr. Kumar Indubhushan Sureshprasad
Answer: Hi, Welcome to icliniq.com. X-ray and CT scan uses ionizing radiation. Though these are harmful rays, in diagnostic radiology it is generally safe for the patients. Though you have undergone many investigations it is well below the maximum allowable safe dose for the patient. Amount of radiation d... Read Full »