MilliSievert (msV)

X-Rays:
• Sievert (Sv): measure of effective radiation dose; gives an indication of the overall risk to patient due to radiation
• radiation exposure: cumulative and additive
• http://www.imagingpathways.health.wa.gov.au/Includes/Overview/ir.html
CXR 0.02 millisieverts (mSv)
SXR: 0.07 (4x )
C-spine: 0.1 (5x)
LXR: 1.3 mSv (65x)
CT head: 2 mSv (115x)
CT abdomen/Pelvis: 10 + 10 mSv (500 + 500x)

MIBI (Myocardial Perfusion Tc-99m): 6 mSv (300x)
cardiac CT: 21 mSv (1,050x )