Dosimetrist

Printer-friendly versionPDF version

The medical dosimetrist is a member of the radiation oncology team who has knowledge of the overall characteristics and clinical relevance of radiation oncology in the management of cancer or other disease processes, with special expertise in radiation therapy treatment planning.Major Duties

  1. Design a treatment plan by means of computer and/or manual computation with optimal beam geometry to deliver a prescribed radiation dose and spare critical structures in accordance with the Radiation Oncologist’s prescription.
  2. Identify and contour normal and dose-limiting structures by utilizing images from one or more data sets. Assumes proficiency in image registration with various image data sets to include CT, MRI and PET.
  3. Create and transfer reference images and localization markers for portal verification and treatment delivery to include DRRs, CBCTs and other IGRT methods, as specified.
  4. Supervise, perform, or assist in simulations and tumor localization using specified imaging devices including, but not limited to CT, MRI, and PET.
  5. Supervise, perform, or assist in the planning and implementation of the fabrication of compensation filters, custom shields, wedges, and other beam modifying devices.
  6. Supervise, perform, or assist in the planning and implementation of the production of moulds, casts, and other immobilization devices.
  7. Communicate with the radiation therapist(s) and assume an advisory role in the implementation of the treatment plan including: the correct use of immobilization devices, compensators, wedges, field arrangement, and other treatment or imaging parameters.
  8. Perform calculations for the accurate delivery of the prescribed dose, document all pertinent information in the patient record, and verify the mathematical accuracy of all calculations by an approved method.
  9. Provide assistance and technical support to the Medical Physicist, in radiation safety and protection, qualitative machine calibrations, quality assurance of treatment plans and radiation oncology equipment.
  10. Operates and performs quality assurance, under the direction of the Medical Physicist, on the treatment planning computer(s).
  11. Supervise, perform, or assist in the application of specific methods of patient and/or beam dosimetry as directed by the Medical Physicist.
  12. Assist in brachytherapy procedures by performing treatment planning and dose calculations. May perform or assist in the receiving, loading, and shipping of radioactive materials.
  13. Utilize radiation monitoring devices to measure radioactivity and perform assays.
  14. Teach applied aspects of medical dosimetry to students, radiation therapists and residents.
  15. Participate in clinical research.
  16. Participate in continuing education.
  17. Participate in quality improvement processes.
Career Outlook: 
Career Outlook data is specific to New Hampshire State.
Number of Jobs 2010: 
69
Number of Projected Jobs 2020: 
75
Jobs Percentage Change: 
8.7%
Total Annual Openings: 
2
Growth Outlook: 
Less Favorable
Education Requirements: 
Programs: 

Education Levels:

There are several educational paths to obtaining this job. Please consult your Case Manager for specific details about these opportunities.
License and Certification Requirements: 
Coding Certification Required: 
No
Coding License Required: 
No
Certification(s) Required: 
No
Career Categories: 

Types of Work:

Workplace Environment: 
Hospital
Laboratory
Types of Interaction: 
Direct Patient Interaction
Integrated Team Member