Order Neuroradiology Discussion Assignment

Order Neuroradiology Discussion Assignment
Order Neuroradiology Discussion Assignment
1. A patient with severe renal failure but not on
dialysis required CT angiogram. In addition
to keeping the patient well hydrated, what
may be given to the patient to minimize
contrast nephropathy?
a. Hydrocortisone
b. Magnesium sulfate
c. N-Acetylcysteine
d. Ramipril
e. Sodium bicarbonate
2. Early subacute subdural hematoma (4-7 days
old) is most likely to display which one of the
following characteristics on MRI?
a. T1 hypointense, T2 hypointense
b. T1 hypointense, T2 isointense
c. T1 hypointense, T2 hyperintense
d. T1 isointense, T2 hypointense
e. T1 isointense, T2 hyperintense
f. T1 hyperintense, T2 hypointense
g. T1 hyperintense, T2 isointense
h. T1 hyperintense, T2 hyperintense
3. True diffusion restriction is best assessed by
looking at which one of the following MR
sequences?
a. Diffusion tensor imaging
b. Diffusion weighted image and apparent
diffusion coefficient map
c. Fractional anisotropy map
d. T2 gradient echo
e. T1 with gadolinium
4. A ring-enhancing lesion on contrast CT has
the below appearance on DWI (C- DWI,
D- ADC map) sequence. Which one of the
following is of most concern?
A B
a. Cerebral abscess
b. Encephalitis
c. Glioblastoma multiforme
d. Metastasis
e. Radiation necrosis
5. Which one of the following combinations of
findings on perfusion-weighted MR suggests
early infarction
a. Bright on DWI, low rCBF, long rMTT,
low CBV
b. Bright on DWI, high rCBF, long rMTT,
low CBV
c. Bright on DWI, low rCBF, short rMTT,
low CBV
d. Bright on DWI, low rCBF, long rMTT,
high CBV
e. Dark on DWI, low rCBF, long rMTT,
6. Which one of the following tracts is most
likely depicted in the figure below?
a. Cingulum
b. Corona radiata
c. Corpus callosum
d. U fibers
e. Vertical occipital fasciculus
7. Which one of the following tracts is most
likely depicted in the figures below?
A
B
a. Anterior commissure
b. Extreme capsule
c. Fornix
d. Posterior commissure
e. Posterior limb of internal capsule
8. Which one of the following tracts is most
likely depicted in the figure below?
a. Corpus callosum
b. Corona radiata
c. Corticospinal tract
d. Inferior frontooccipital fasciculus
e. Superior frontooccipital fasciculus
9. Which one of the following tracts is most
likely depicted in the figure below?
a. Corona radiata
b. Corticospinal tract
c. Medial longitudinal fasciculus
d. Reticulospinal tract
e. Spinothalamic tract
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