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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