Head and Neck Cancer

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Across
  1. 1. In radiation therapy tumor control must be balanced with ______ tissue complications.
  2. 4. D_80% (cm) = MeV/_____.
  3. 5. D_max (cm) = MeV/_____.
  4. 8. This is the main source of photon contamination in electron beams.
  5. 11. This target volume includes a margin for geometric variations.
  6. 12. Modern treatment of head and neck cancers often utilize this technique.
  7. 13. The goal of radiation therapy can be either curative or ______.
  8. 14. What does the M in TNM staging stand for?
Down
  1. 2. Historical head and neck radiation therapy used two AP and two ______ fields.
  2. 3. In inverse planning the dose calculation is done __________.
  3. 4. Range(cm) = MeV/_____.
  4. 6. 90% of head and neck cancers are ______ cell carcinoma
  5. 7. A material that is softened in warm water and molded to create a H&N immobilization device.
  6. 9. In inverse planning optimization the beam fluence is divided into _______.
  7. 10. Photon contamination _______ with energy.
  8. 11. In historical head and neck cancer treatments these glands would not be spared.