Sometimes same dose
Background radiation at sea level: 3 msv per year,
denver residents get: 6 msv per year, cross country flight: 0.
02 msv, x ray chest: 0.06 msv, ct head: 3 msv, ct chest: 5 msv (equivalent to 100 chest xrays)
ct abdomen: 5-10, average bone scan
6.5 msv. Radiation depends on size of patient." radiation affects growing body in children
more than adults. Doses to children are much less.