Questions | Answers |
1. Which of the following statements concerning renal cell carcinoma are true? (Choose all which apply.) A. Fluorodeoxyglucose positron emission tomography (FDG PET) is positive in renal cell carcinoma, angiomyolipoma, pericytoma, and pheochromocytoma. B. Computed tomography (CT) is the imaging modality of choice for diagnosis and staging of renal cell carcinoma. C. CT and bone scans are more sensitive than FDG PET in detecting renal cell carcinoma metastasis. D. FDG PET may be used to monitor therapy. E. none of the above | 1. A, B, C, and D |
2. Which of the following statements concerning prostate carcinoma are true? (Choose all which apply.) A. Most primary prostate carcinomas demonstrate low uptake of FDG. B. FDG PET can reliably differentiate carcinoma from benign prostate hypertrophy. C. FDG PET is sensitive for lymph node metastasis. D. FDG PET is more sensitive than a bone scan in detecting bone metastasis. E. none of the above | 2. A. Most primary prostate carcinomas demonstrate low uptake of FDG. |
A. A PET bone scan with 18F-fluoride is more sensitive than a 99mTc–methylene diphosphate (MDP) bone scan. B. Choline PET with 11C or 18F is more accurate than FDG PET for local recurrence and nodal and distant metastasis. C. Most prostate carcinomas require androgen for growth and metastasis. D. FDG PET is useful for monitoring response to therapy. E. none of the above | 3. A, B, C, and D |
4. What nuclear imaging can be performed for prostate cancer? A. 18F-FDG (limited role) B. 11C acetate/11C choline (promising but experimental) C. bone scan (for initial staging, as well as for recurrence with PSA greater than 10 ng/mL) D. 111In-labeled monoclonal antibody to PSMA (ProstaScint) (soft tissue metastatic disease in recurrence) E. all of the above | 4. E, all of the above |
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