The natural yearly dose from just living is 3mSv. This is the same as having one bone scan.
One MIBI scan gives at least 4mSv.
One mammogram, 1mSV.
One CXR, 1/100th of a mSV, this being the same dose you get for every 1000 miles you fly.
One CT chest or abdomen 7mSV.
One CTA gives up to 15mSV.
One Thallium gives 20mSV.
whereas, one Urea Breath Test only gives 3 MICRO Sv (i.e.1/3rd of a CXR).
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