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Dosimetrist/Physicist Training Guide - UCSF Radiation Oncology

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MOSAIQ <strong>Dosimetrist</strong>/<strong>Physicist</strong> <strong>Training</strong> <strong>Guide</strong> Module I<br />

Notes 7. Type 90, press TAB, select % from the second Dose Spec field.<br />

Specifies an Rx to the 90 percent isodose line.<br />

8. Type 5000 in the Rx Dose field.<br />

Specifies the total dose for the radiation prescription. This is the first field of the<br />

table that is directly below the Dose Spec field. The fields in this table apply to<br />

fractionation details.<br />

MOSAIQ uses the information you type in the Rx Dose and<br />

Fractional Dose fields to calculate the number of fractions.<br />

This information is also used to make sure the dose in other<br />

areas of the system is correct.<br />

9. Type 200 in the Fractional Dose field.<br />

Specifies the dose to deliver for each treatment fraction, shown in Figure 30.<br />

Figure 30: Partially Completed <strong>Radiation</strong> Prescriptions Dialog Box<br />

The Number of Fractions field shows 25. This is the number of fractions with which<br />

to treat this site and is calculated from the total dose and fractional dose you<br />

typed. The calendar view on the right side of the fractionation phase field shows<br />

25FxPattern? because the radiation prescription does not have a fractionation<br />

pattern.<br />

10. Click adjacent to the Fractionation Pattern field.<br />

Opens the Wave Setup Form dialog box, shown in Figure 31.<br />

50 Copyright 2009, IMPAC Medical Systems<br />

LTGRAD0005A/2.0/26-Feb-2009

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