Radiation Dose to Adults from Common Imaging Examinations

ABDOMINAL REGION

 - Computed Tomography (CT) — Abdomen and Pelvis 10 mSv 3 years

 - Computed Tomography (CT) — Abdomen and Pelvis, repeated with and without contrast material 20 mSv 7 years

 - Computed Tomography (CT) — Colonography 6 mSv 2 years

 - Intravenous Pyelogram (IVP) 3 mSv 1 year

 - Barium Enema (Lower GI X-ray) 8 mSv 3 years

 - Upper GI Study With Barium 6 mSv 2 years

BONE

 - Spine X-ray 1.5 mSv 6 months

 - Extremity (hand, foot, etc.) X-ray 0.001 mSv 3 hours

CENTRAL NERVOUS SYSTEM

 - Computed Tomography (CT) — Head 2 mSv 8 months

 - Computed Tomography (CT) — Head, repeated with and without contrast material 4 mSv 16 months

 - Computed Tomography (CT) — Spine 6 mSv 2 years

CHEST

 - Computed Tomography (CT) — Chest 7 mSv 2 years

 - Computed Tomography (CT) — Lung Cancer Screening 1.5 mSv 6 months

 - Chest X-ray 0.1 mSv 10 days

DENTAL 

 - Dental X-ray 0.005 mSv 1 day

HEART

 - Coronary Computed Tomography Angiography (CTA) 12 mSv 4 years

 - Cardiac CT for Calcium Scoring 3 mSv 1 year

MEN’S IMAGING 

 - Bone Densitometry (DEXA) 0.001 mSv 3 hours

NUCLEAR MEDICINE

 - Positron Emission Tomography — Computed

 - Tomography (PET/CT) 25 mSv 8 years

WOMEN’S IMAGING

 - Bone Densitometry (DEXA) 0.001 mSv 3 hours

 - Mammography 0.4 mSv 7 weeks



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