Neuroradiology — Flashcards

Flashcard 81: Smaller lesions may be missed on _____ myelography due to its lower signal-to-noise ratio

Answer: MR (X-Ray/MR)

Flashcard 82: CT brain in a case of CO poisoning shows necrosis of the _____

Answer: globus pallidus

Flashcard 83: _____ is the presence of unilateral or bilateral clefts within the cerebral hemispheres due to an abnormality of morphogenesis.

Answer: Schizencephaly

Flashcard 84: _____ sign is seen in glomus jugulare tumors in which the normal caroticojugular crest is eroded on CT

Answer: Phelps

Flashcard 85: What is the pattern of vessels in Meningioma?_____

Answer: Sunburst or spoke wheel pattern

Flashcard 86: What are the clinical findings of skull in primary hyperparathyroidism?_____

Answer: Pepper Pot skull/ Salt and Pepper skull

Flashcard 87: Bat-wing appearance of 4th ventricle on imaging is seen in _____

Answer: Joubert syndrome

Flashcard 88: Vein of Galen malformation can cause a _____communicating hydrocephalus

Answer: non

Flashcard 89: _____ is used for the confirmation of the diagnosis of a blowout #

Answer: CT scan

Flashcard 90: MRI in _____ CJD shows hyperintensity in the caudate and putamen on FLAIR or DWI.

Answer: Sporadic (sCJD)

Extra: Variant CJD (vCJD) is classically associated with the **pulvinar sign** (hyperintensity of the posterior thalamus) and the **hockey stick sign** (hyperintensity of the pulvinar and dorsomedial thalamic nuclei).