Template:Effective dose by medical imaging type
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Target organs | Exam type | Effective dose in adults[1] | Equivalent time of background radiation[1] |
---|---|---|---|
CT of the head | Single series | 2 mSv | 8 months |
With + without radiocontrast | 4 mSv | 16 months | |
Chest | CT of the chest | 7 mSv | 2 years |
CT of the chest, lung cancer screening protocol | 1.5 mSv | 6 months | |
Chest X-ray | 0.1 mSv | 10 days | |
Heart | Coronary CT angiography | 12 mSv | 4 years |
Coronary CT calcium scan | 3 mSv | 1 year | |
Abdominal | CT of abdomen and pelvis | 10 mSv | 3 years |
CT of abdomen and pelvis, low dose protocol | 3 mSv[2] | 1 year | |
CT of abdomen and pelvis, with + without radiocontrast | 20 mSv | 7 years | |
CT Colonography | 6 mSv | 2 years | |
Intravenous pyelogram | 3 mSv | 1 year | |
Upper gastrointestinal series | 6 mSv | 2 years | |
Lower gastrointestinal series | 8 mSv | 3 years | |
Spine | Spine X-ray | 1.5 mSv | 6 months |
CT of the spine | 6 mSv | 2 years | |
Extremities | X-ray of extremity | 0.001 mSv | 3 hours |
Lower extremity CT angiography | 0.3 - 1.6 mSv[3] | 5 weeks - 6 months | |
Dental X-ray | 0.005 mSv | 1 day | |
DEXA (bone density) | 0.001 mSv | 3 hours | |
PET-CT combination | 25 mSv | 8 years | |
Mammography | 0.4 mSv | 7 weeks |
- ^ a b Unless otherwise specified in boxes, reference is:
- "Radiation Dose in X-Ray and CT Exams". RadiologyInfo.org by Radiological Society of North America. Retrieved 2017-10-23. - ^ Brisbane, Wayne; Bailey, Michael R.; Sorensen, Mathew D. (2016). "An overview of kidney stone imaging techniques". Nature Reviews Urology (Review article). 13 (11). Springer Nature: 654–662. doi:10.1038/nrurol.2016.154. ISSN 1759-4812. PMC 5443345. PMID 27578040.
- ^ Zhang, Zhuoli; Qi, Li; Meinel, Felix G.; Zhou, Chang Sheng; Zhao, Yan E.; Schoepf, U. Joseph; Zhang, Long Jiang; Lu, Guang Ming (2014). "Image Quality and Radiation Dose of Lower Extremity CT Angiography Using 70 kVp, High Pitch Acquisition and Sinogram-Affirmed Iterative Reconstruction". PLOS ONE. 9 (6): e99112. Bibcode:2014PLoSO...999112Q. doi:10.1371/journal.pone.0099112. ISSN 1932-6203. PMC 4051648. PMID 24915439.