Golden Sheets set 23 (#551-550)

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Golden Sheets set 23 (#551-550)
2014-04-20 21:33:36
551 550
golden sheets
Golden Sheets set 23 (#551-550)
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  1. Patient is pallor, weak, rapid pulse on heavy respiration.
    These are all signs of:
  2. What is an effected side effect in supratentorial treatment?
    (back of head) mood changes, vision changes....balance
  3. What is the organ that blood flows through before the inferior vena cava?
  4. Why do you use shielding for nasal cancer?
    To protect the lens of the eye and inside of the nostrils
  5. What is required on a prescription?
    • treatment volume
    • intended tumor dose
    • number of treatments
    • dose per treatment
    • frequency of treatment
    • type & energy of radiation
    • beam shaping devices
  6. What is most common reason to use bolus for photon treatment
    to fill air gaps
  7. Know the OER ratio. Anoxic/ aerobic
    the ratio that compares the effects of radiation in oxygenated tissue to hypoxic tissue
  8. using contrast that isn't diluted during a CT scan can cause
    patient side effects & artifacts
  9. What is the best immobilization device for a ct sim?
    What should you consider?
    make sure it fits through the bore & be able to repeat the set up
  10. What can you not get from a fomite?
    malaria, lyme disease, west nile
  11. How do you bill contrast for simulation?
  12. 2cm anterior and 2 cm superior of EAM. what are you treating?
  13. If the gantry doesn't move in arc therapy, what do you do?
    call service
  14. What type of wedge produces a straighter isodose curve?
    sigmoid shape
  15. For healed scar tissue do you treat (more or less)
    • more
    • (there is a possibility that as the knife was coming out it seeded that cancer cells.
    • Scars are always included in the treatment field and the boost field)
  16. List blood cells in order of sensitivity
    crypt cells, endothelial cells, parenchymal cells, erythrocytes
  17. What side effect is the latest effect after radiation?
  18. What is the occupational worker limb dose in mSv?
    50 mSv or 5rem
  19. What is the most sensitive period of time for a fetus
    1st trimester
  20. What is the half life for Cesium 137?
    30 years
  21. What is the density for the lungs?
  22. What is the density for air?
  23. When a patient moves during a ct, what does it cause?
    blurring and artifact and missed registration
  24. Most common sign of nasopharyngeal cancer
    nose bleeds, difficulty hearing