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Journal of Nuclear Medicine Technology

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OtherRADIATION SAFETY

Radiation Dose to PET Technologists and Strategies to Lower Occupational Exposure

Fiona O. Roberts, Dishan H. Gunawardana, Kunthi Pathmaraj, Anthony Wallace, Paul L. U, Tian Mi, Sam U. Berlangieri, Graeme J. O’Keefe, Chris C. Rowe and Andrew M. Scott
Journal of Nuclear Medicine Technology March 2005, 33 (1) 44-47;
Fiona O. Roberts
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Dishan H. Gunawardana
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Kunthi Pathmaraj
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Anthony Wallace
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Paul L. U
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Tian Mi
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Sam U. Berlangieri
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Graeme J. O’Keefe
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Chris C. Rowe
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Andrew M. Scott
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    TABLE 1

    Dose Received by Technologists Rotating Through PET and Nuclear Medicine, Compared with Technologists in Nuclear Medicine Only

    Mean dose ± SD, per year (mSv)
    PET/nuclear medicineNuclear medicine
    3.05 ± 0.371.97 ± 0.40
    3.12 ± 0.292.22 ± 0.66
    • Readings for 2 consecutive years are shown.

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    TABLE 2

    Dose Received by Technologists for PET Procedures Before Implementing Shielding Procedures

    ProcedurenMean dose ± SD
    μSv/procedurenSv/MBq
    Injection, no shield262.5 ± 1.06.8 ± 2.7
    Injection, primary shield501.4 ± 0.73.8 ± 1.9
    Patient setup201.3 ± 0.73.5 ± 1.9
    Catheter flush50.8 ± 0.52.2 ± 1.4
    • Dose per megabecquerel is calculated for an assumed activity of 370 MBq.

    • View popup
    TABLE 3

    Dose Received by Technologists Using Different Methods to Shield Injection Dose

    Shielding typenMean dose ± SD
    μSv/procedurenSv/MBq
    None93.4 ± 1.79.7 ± 2.3
    Primary93.6 ± 1.58.6 ± 2.9
    Primary and secondary691.9 ± 0.94.5 ± 2.2
    • Dose includes period of dose transport and injection. Primary and secondary shielding refers to total of 32.7 mm of lead-equivalent shielding.

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Journal of Nuclear Medicine Technology: 33 (1)
Journal of Nuclear Medicine Technology
Vol. 33, Issue 1
March 1, 2005
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Radiation Dose to PET Technologists and Strategies to Lower Occupational Exposure
Fiona O. Roberts, Dishan H. Gunawardana, Kunthi Pathmaraj, Anthony Wallace, Paul L. U, Tian Mi, Sam U. Berlangieri, Graeme J. O’Keefe, Chris C. Rowe, Andrew M. Scott
Journal of Nuclear Medicine Technology Mar 2005, 33 (1) 44-47;

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Radiation Dose to PET Technologists and Strategies to Lower Occupational Exposure
Fiona O. Roberts, Dishan H. Gunawardana, Kunthi Pathmaraj, Anthony Wallace, Paul L. U, Tian Mi, Sam U. Berlangieri, Graeme J. O’Keefe, Chris C. Rowe, Andrew M. Scott
Journal of Nuclear Medicine Technology Mar 2005, 33 (1) 44-47;
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