From Quizlet slides

Question 1

Movement d/o characterized by pontine and cerebellar atrophy

Answer 1

Multiple system atrophy = marked atrophy of cerebellum and pons

Question 2

Enlargement of frontal horns of the lateral ventricles is suggestive of what dx?

Answer 2

Enlargement of the frontal horns is 2/2 caudate nucleus atrophy
-seen in Huntington’s chorea

Question 3

(a) What is hemiballismus?

(b) Locate the lesion

Answer 3

(a) Hemiballismus = extreme type of chorea characterized by flailing, ballistic, undesired movements of the limbs
(b) Lesion in the sub thalamic nucleus

Question 4

MRI features of CO poisoning

Answer 4

B/l globus pallidus lesions