Revise Radiology Neuro 1

Question 1

Multiple cystic spaces w/fluid levels in spine

Answer 1

Spinal cavernous malformation

Question 2

Radiation can cause

Answer 2

Meningioma

Question 3

Tectal gliomas associated with

Answer 3

NF1

Question 4

Intracranial microhameorrhages

Answer 4

Cerebral amyloid angiopathy

Question 5

Butterfly wing pattern in cerebellar and middle peduncles

Answer 5

Heroin leukoencephalopathy

Question 6

Child, cognitive decline, cerebral plaques

Answer 6

Schilder disease/diffuse myelinoclastic sclerosis

Question 7

Rx for CVST with haemorrhage

Answer 7

Heparin

Question 8

TB encephalopathy

Answer 8

Multiple brainstem and cerebellar lesions

Question 9

Caput medusa in brain

Answer 9

DVA

Question 10

Air splitting the frontal lobes, post op

Answer 10

Tension pneumocephalus

Question 11

Supra & Intracellular multiloculated cystic mass with solid and calcific areas

Answer 11

Adamantinomatous craniopharyngioma

Question 12

Peripherally enhancing unilocular cystic lesion in the Sella

Answer 12

Rathke Cleft CystD

Question 13

Diffuse hypomyelination & tigroid appearance

Answer 13

PMD

Question 14

Hangman #

Answer 14

Pars # of C2, due to hyperextension and axial loading. Can cause bilateral arm neurology

Question 15

Uncal herniation

Answer 15

Causes CN3 palsy.
Ipsilateral pupil dilatation –> Bilateral –> ptosis –> vertical gaze palsy

Question 16

Astrocytoma Rx

Answer 16

Immediate surgery

Question 17

Astrocytoma vs Ependymoma location

Answer 17

Astrocytomas are eccentric
Ependymomas are central

Question 18

HSVE can cause

Answer 18

Haemorrhage

Question 19

Sac like protrusion through the foramen of Magendie

Answer 19

Blake pouch cyst

Question 20

Deep branch off ACA, can get damaged by ACOM aneurysm clipping

Answer 20

Recurrent artery of Heubner

Question 21

Sunken brain post craniectomy

Answer 21

Paroxysmal brain herniation

Question 22

Intracranial hypotension Ix:

Answer 22

MR Myelography with intrathecal gadolinium to find leak

Question 23

Persistent oedema following spinal AVF treatment

Answer 23

Can persist normally for 4/12. Follow up clinically.

Question 24

Hernia through temporal incisura

Answer 24

Uncal herniation

Question 25

?Malignant pineal mass on imaging, Ix?

Answer 25

Biopsy and radiation therapy

Question 26

Severe cerebellar hypoplasia

Answer 26

Chiari IV

Question 27

Commonest initial finding in Wilsons (MRI)

Answer 27

T1 hyperintensity in the basal ganglia

Question 28

Ependymomas can occur (where)

Answer 28

Lateral ventricles

Question 29

Downward herniation of the medulla & vermis into encephalocele

Answer 29

Chiari III

Question 30

Heterogenous on T1&T2, contain fat and calcium

Answer 30

Germinoma

Question 31

Klippel-Trennaunay-Webber associated with..

Answer 31

Spinal AVM

Question 32

Downward cerebellar tonsil and vermis herniation

Answer 32

Chiari II

Question 33

Between optic chiasm and mamillary bodies, T1/T2 isointense, non-enhancing

Answer 33

Hypothalamic Hamartoma

Question 34

T1/T2 hyperintense, peripheral enhancement, suprasellar

Answer 34

Dermoid cyst

Question 35

Diffuse cerebral atrophy with symmetric T2 hyperintensity

Answer 35

HIV encephalopathy

Question 36

Neurofibroma vs Schwannoma

Answer 36

Schwannoma's enhance