Radiology

Question 1

What is Deauville score?

Answer 1

Score for reporting of PET/CT uptake in staging of NHL and HL (nodal uptake is compared to liver)

Question 2

Cause of PET uptake in thyroid gland?

Answer 2

typically benign

Question 3

SUV threshold that can routinely differentiate infection and inflammation from malignancy

Answer 3

There is none. This is because infectious, inflammatory processes may be hypermetbolic and certain malignancies are non-FDG avid (cystic or necrotic neoplasms)

Question 4

Term for tumors that aren’t avid on PET-CT

Answer 4

non-FDG avid

Question 5

Solid tumors that don’t have high uptake of FDG

Answer 5

1) mucinous neoplasms
2) renal cell cancers
3) low grade lung adeno
4) HCC
5) prostate cancer
6) neuroendocrine tumors
* some tumors have low-glucose metabolization
* most solid tumors demonstrate high uptake of FDG

Question 6

CrCl required for MRI with gadolinium contrast

Answer 6

30