April 15, 2026

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Nuclear Medicine Calculator

Radiopharmaceutical dosing and radiation safety calculations

Nuclear Medicine Calculations

Calculate doses, decay correction, and radiation exposure

Calculation Results

Title

0 unit

Risk

Interpretation

Interpretation

Recommendations

    Common Radiopharmaceuticals

    Tc-99m MAA (Lung Scan)

    Dose: 2-4 mCi

    Half-life: 6.0 hours

    Tc-99m MDP (Bone Scan)

    Dose: 20-25 mCi

    Half-life: 6.0 hours

    Tc-99m Sestamibi (Cardiac)

    Dose: 8-12 mCi

    Half-life: 6.0 hours

    I-131 (Thyroid)

    Dose: 2-10 mCi

    Half-life: 192.0 hours

    F-18 FDG (PET)

    Dose: 10-20 mCi

    Half-life: 1.83 hours

    Radiation Safety

    ALARA: As Low As Reasonably Achievable

    Time: Minimize exposure time

    Distance: Maximize distance from source

    Shielding: Use appropriate materials

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