Challenge #27 (part 2)

Look and the scans below and answer the multiple choice questions.

1. What is the cause of the internal carotid artery stenosis in this patient?

a) Radiation of Optic nerve glioma

b) Moya moya

c) Atherosclerosis

d) NF-1

e) Sickle cell disease

2. The bright punctate lesions in the brain from NF-1 are:

a) Neoplastic

b) Perivascular spaces

c) Areas of demyelination

d) Ischemic

e) None of the above

Be sure to submit your answers for a chance to win a special prize!

#challenge #scans #multiplechoice