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Question 1

1) Which of these may cause high-attenuation on a plain CT?
  1. Red blood cells (e.g. hemorrhage)
  2. Inspissated protein
  3. Calcification
  4. a and c
  5. a, b, and c
Question by: James G. Smirniotopoulos, M.D. - Author Info

Approved by: James G. Smirniotopoulos, M.D.
Question 2

2) Which of these metal ions is most likely to produce BOTH hyperintensity on T1 and hypointensity on T2 weighted MR scans?
  1. Iron
  2. Calcium
  3. Magnesium
  4. a and c
  5. a, b, and c
Quiz Resources || [ WEB ] -
Question by: James G. Smirniotopoulos, M.D. - Author Info

Approved by: James G. Smirniotopoulos, M.D.
Question 3

3) Which of metal ions is the most common cause of high attenuation on plain CT?
  1. Iron
  2. Zinc
  3. Magnesium
  4. Copper
  5. None of the above
Quiz Resources - [PubMed] - [PubMed] - [PubMed] - [PubMed] ||
Question by: James G. Smirniotopoulos, M.D. - Author Info

Approved by: James G. Smirniotopoulos, M.D.
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