What is the effective radiation dose to a patient when using 10 mCi of 18F-NaF?

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The effective radiation dose to a patient for a specific radiopharmaceutical can be calculated based on established dose coefficients, which indicate how much radiation the patient receives per unit of administered activity. In the case of 18F-NaF (Fluorine-18 Sodium Fluoride), the published values suggest that the dose per unit activity is approximately 89 mRem (0.89 mSv) per mCi.

When administering 10 mCi of 18F-NaF, the total effective dose can be calculated by multiplying the activity by the dose coefficient:

10 mCi × 89 mRem/mCi = 890 mRem (or 8.9 mSv).

Thus, the answer reflecting this calculation is 890 mRem (8.9 mSv). This value aligns with recognized safety standards and dosage calculations for this specific radiotracer, making it the appropriate choice for this question.

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