TABLE 1.
Radiation dose of cardiovascular radionuclide studies
| Study | Total body effective dose (mSv) |
|---|---|
| Tc-99m sestamibi 1-day rest-stress (10 + 30 mCi) | 12 |
| Tc-99m sestamibi 2-day stress-rest (30 + 30 mCi) | 17.5 |
| TL-201 stress and reinjection (3.0 + 1.0 mCi) | 25.1a |
| Dual-isotope (3.0 mCi TL-201 + 30 mCi Tc-99m) | 27.3 |
| Rb-82 PET myocardial perfusion (45 + 45 mCi) | 16b |
| CT transmission source for PET (low-dose CT protocol) | 0.8 |
| Fluorine-18 fluorodeoxyglucose PET viability (10 mCi) | 7 |
| Radionuclide angiogram, Tc-99m-labeled red blood cells (20 mCi Tc-99m) | 5.2 |
| Ventilation/perfusion lung (200 mBq Tc-99m MAA + 70 MBq Tc-99m aerosol) | 2.8 |
MAA, macroaggregated albumin.
(Reprinted with permission from Thompson RC, Cullom SJ. Issues regarding radiation dosage of cardiac nuclear and radiography procedures. J Nucl Cardiol 2006;13:19–23.)
a
Thallium dose based on package insert is 39 mSv/3 mCi.
b
Rubidium dose based on calculations from the package insert is 5.5 mSv for 60 mCi (rest) + 60 mCi (stress).