Massachusetts college of pharmacy & health sciences radiation therapy program school of Medical Imaging & Therapeutics Contact Information



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Dosimetry Competency Form



Record and Verify Competency

The goal is to have a solid working foundation of the tools available in the system




Record and Verify System:

MET

UNMET

COMMENTS

  1. Enter simulation fields










  1. Enter treatment fields










  1. Primary dose tracking










  1. Secondary dose tracking










  1. Troubleshoot dose tracking problems










  1. Dose action points

    1. When to use

    2. Add dose action point

    3. Acknowledge dose action point










  1. Manually record treatments

    1. Necessity

    2. Document reason










  1. Treatment calendar

    1. Create new treatment calendar

    2. Changing treatment calendar

    3. Schedule films

    4. Dose tracking

    5. Schedule unusually patterned treatments










  1. Prescriptions

    1. Information needed

Signatures










  1. Images











Calculation Competency
The goal is to understand factors involved in MU and dose calculations. Students are expected to be proficient in mu calculations for all types of fields.


Calculations:

MET

UNMET

COMMENTS

  1. Interpolation










  1. Single fixed SSD MU calculation

    1. Extended distance MU calculation

    2. Mayneord F factor

    3. Inverse square

    4. Given dose

    5. Dose to a point

    6. Bolus

    7. Transmission factors










  1. SAD MU calculation

    1. Weighted fields

    2. Mixed energy fields

    3. Normalization

    4. Bolus

    5. Transmission factors










  1. Electron MU calculation

    1. Extended distance MU calculation

    2. Bolus

    3. Cutouts

    4. Pb shielding on skin










  1. Rotational field MU calculation

    1. understanding the difference when calculating for rotational fields: average TAR and MU/degree










  1. Equivalent square

    1. Unblocked field

    2. Blocked field

    3. Clarkson Calculation – When it is used










Candidates must demonstrate competence calculating doses for each of the following treatment set-ups










  1. Single, Open Field










  1. Parallel Opposed Fields with Blocks










  1. Geometric Gap










  1. Weighted Fields










  1. Wedged Fields










  1. Computer Generated Isodose Plan










  1. Electron Field











Treatment Planning Competency
The goal is to understand treatment planning techniques, what makes a valid plan vs. a nontreatable plan.

Students should understand the effect of beam modifying devices through hands on learning. Students should be



able to interpret information in a plan.


Treatment Planning:

MET

UNMET

COMMENTS

  1. Contours

    1. Normal tissue

    2. CTV, GTV, PTV, ITV










  1. Beams

    1. Beam parameters

      1. Independent jaws

      2. Split beam

    2. Beam modifiers

      1. Use of MLC vs cerrobend and limitations

      2. Use of hard wedges vs EDW and limitations

    3. Beam weighting










  1. Prescription

    1. Normalization










  1. Isodose lines

    1. Goals










  1. Dose

    1. Target volume

    2. Normal tissue tolerance










  1. 2-D planning










  1. 3- D planning

    1. Breast/CW tangents

    2. Breast/CW with bolus

    3. 3 0r 4 field Breast

    4. Lung

    5. Pelvis

    6. Rectum










  1. IMRT

    1. H & N

    2. Prostate

    3. Gyn










  1. Cumulative plans

    1. What they are

    2. When they are needed










  1. DVH

    1. Interpreting the information










  1. DRRs

    1. Generate DRRs

    2. Generate electron cutouts










  1. Documentation










  1. Secondary MU calculation










  1. Plan check










  1. IMRT QA










  1. Plan approval

    1. In planning system

    2. In record and verify system












Mould Room Competency
The goal is to learn about different techniques used in patient setup and treatment through actual

involvement in the design and creation of blocks, bolus, etc.




Blocks, Bolus

MET

UNMET

COMMENTS

  1. Create cerrobend Photon and electron blocks in planning system










  1. Cut cerrobend photon and electron blocks










  1. Aquaphor bolus










  1. Superflab










  1. Custom bolus










  1. Pb shields for electrons










  1. Moulds









STUDENT: _________________________________ DATE: ____________________________


CLINICAL STAFF:__________________________ TITLE/CREDENTIALS:_______________
CLINICAL SITE:____________________________
CLINICAL ROTATION: (Circle one) RTT 304C, RTT 305C
COMMENTS:__________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________
______________________________________________________________________________________

Created 8/11





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