GENERAL POPULATION

Low Level of Exposure
(total radiation exposure during one year of the study 10-1500 mrem)

X-rays

Mammography

Dental x-rays

DEXA

CT scans

Catheter placement

Pacemaker implant

Lumbar puncture for spinal tap

Right heart catheterization

Peripheral angiography

CT Angiography

Diagnostic cholangiography

PET scans

Radiolabeled platelets

Miscellaneous combinations of scans