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Radiation Safety: Average Dose Ranges for Common Diagnostic Radiology Procedures


Central Nervous system:
Computed Tomography (CT)-Head: 2 mSv
Computed Tomography (CT)-Spine: 10 mSv
Myelography: 4 mSv

Face and neck:
Computed Tomography (CT)-Sinuses: 0.6 mSv

Chest:
Computed Tomography (CT)-Chest: 8 mSv
Radiography-Chest: 0.1 mSv (i.e. 3 one-way flights cross country between New York and San Francisco)
Cardiac CT for Calcium Scoring: 2 mSv

Gastrointestinal:
Computed Tomography (CT) Abdomen: 8-10 mSv
Computed Tomography (CT), Full Body: 10-12 mSv
Computed Tomography (CT) Colonography: 5-10 mSv
Intravenous Pyelogram (IVP): 1-2 mSv
Radiography-Barium Enema or Lower GI Tract: 3-4 mSv
Radiography-Upper GI Tract or Barium Esophagram: 2-3 mSv

Bone:
Bone Densitometry (DEXA): 0.01 - 0.02 mSv

Women's Imaging:
Galactography: 0.5 - 0.07 mSv
Hysterosalpingography: 1.0 - 1.2 mSv
Mammography: 0.7 to 1.0 mSv


Children's imaging:
Voiding Cystourethrogram: 0.5-2.0 mSv



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