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13 Cards in this Set
- Front
- Back
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4. Which of the following is true of 67Ga citrate and 111 In labeled leukocytes?
a. both require use of a medium energy collimator b. both can be used to effectively image neoplasms and infections c. both have 3 gamma peaks available for imaging d. all of the above e. a and b only |
a
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8. 111 In satumomab pendetide is used to image:
a. extrahepatic metastases from colorectal and ovarian cancer b. breast tumors c. neuroendocrine tumors d. lymphatic channels |
a
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9. Advantages of 201 Tl chloride over 67 Ga citrate include:
a. much shorter half life b. less uptake in inflammatory processes c. imaging may take place sooner d. all of the above e. b and c only |
e
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10. It is possible to use 99mTc sestamibi for breast imaging because there is no uptake of sestamibi in the normal breast.
a. true b. false |
b
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12. Examples of neuroendocrine tumor include:
a. pituitary adenoma b. small cell lung cancer c. neuroblastomas d. all of the above e. a and c only |
d
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13. Visualization of kidneys at 48 hours is_______ on a scan using 111 In pentetreotide and ______ on a 67 Ga citrate scan.
a. normal, abnormal b. abnormal, normal c. normal, normal d. abnormal, abnormal |
a
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16. On a Monday morning, a technologist learns that a patient needs to be scheduled for imaging with 67 Ga citrate, and also a lower GI. If the ordering physician wishes that both exams be done within the week, how should these studies be scheduled?
a. lower GI Monday morning, 67Ga citrate Monday afternoon b. lower GI Monday morning, 67Ga citrate Wed c. 67 Ga injection on Mon morning followed by imaging each day, lower GI at noon on Friday d. inject patient with 67Ga citrate on Mon morning, send for lower GI, and then perform first imaging of gallium on Mon afternoon |
c
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22. In general, the best radiopharmaceutical to use for a suspected abdominal abscess is:
a. 67Ga citrate b. 111 In labeled leukocytes c. 111 In satumomab pendetide d. 111 In octreotide |
b
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23. For imaging of inflammation or infection, leukocytes may be labeled with:
a. 111 In oxine b. 99mTc exametazime c. 67Ga citrate d. all of the above e. a and b only |
e
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24. The above image was obtained 24 hrs following the injection of radiopharaceutical to visualize infection. The radiopharmaceutical used was:
a. 99mTc sulfur colloid b. 111 In labeled WBC's c. 67 Ga citrate d. 99mTc exametazime |
b
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27. To screen for infection in a severly leukopenic patient, the best choice of radiopharmaceutical would be:
a. 99mTc labeled WBC's b. 67 Ga citrate c. 111 In labeled WBC's d. 99mTc sulfur colloid |
b
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29. The most appropiate dose to inject for imaging inflammation with 111 In labeled leukocytes is:
a. 0.5-1.0 mCi b. 2.0-4.0 mCi c. 5 - 10 mCi d. 6 - 8 mCi |
a
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34. Patient preparation for an 18FDG-PET scan includes:
a. NPO after midnight the evening before imaging b. fasting state of at least 4 hours prior to the exam c. avoiding intense physical activity the day before the exam d. all of the above e. b and c only |
e
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