CT of the Acute Abdomen: GU Applications
CT of the Adrenal Gland
MDCT of the Kidneys: Principles, Techniques and Clinical Applications
Transitional Cell Carcimona: Challenges in Detection
Post Test Questions
1. What is the best CT phase for imaging a patient with suspected pyelonephritis?
2. Which of the following is true with respect to unenhanced CT evaluation of an incidental adrenal nodule:
- Corticomedullary phase
- Nephrogenic phase
- 45 minute delay
3. Which statement regarding renal cell carcinoma is not true?
- The minority of adenomas contain intracellular lipid (i.e. lipid rich adenomas) and exhibit low attenuation on non-contrast CT
- It is insufficient; washout evaluation is always required to make the diagnosis
- The smallest ROI yields the highest accuracy
- a cut-off of < 10 HU is widely used to diagnose an adenoma
4. Which statement regarding transitional cell carcinoma of the kidney is not true?
- 58,240 Americans will be diagnosed with renal cancer in 2010
- Typical age is over 55 years and occurs more frequently in men
- 60% of the cases are clear cell renal cell carcinoma
- most common presentation is hematuria
5. Which of the following ancillary techniques is most likely to help distend the upper urinary tract?
- Average age is 6-7th decade of life
- Male to female ratio is 3-1
- 40% of patients with upper tract TCC will develop metachronous TCC of the lower urinary tract
- Make up 25% of all renal tumors
6. Which portion of the ureter is most likely to contain a transitional cell carcinoma?
- Abdominal compression
- Prone positioning