I have read that there is no such thing as a harmless amount radiation when it comes to the dosage you get from a CT scan. Every scan increases your risk. I thi

I have read that there is no such thing as a harmless amount radiation when it comes to the dosage you get from a CT scan. Every scan increases your risk. I think my impression is that many doctors think there must already be a health problem in the patient that needs to be addressed before someone is subjected to a CT scan. That is use a CT scan when you know it will help, not when you don't know.