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Radiology > Central Nervous System > Flashcards

Central Nervous System Flashcards

1
Q

Owl eye sign

A

Anterior horn cell disease

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2
Q

Lemon sign

Banana sign

A

Arnold chiari II

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3
Q

Hot nose sign

Empty bulb sign

A

Brain Death

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4
Q

Dual Rim sign

A

Cerebral abcess

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5
Q

Eccentric target sign

A

Cerebral Toxoplasmosis

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6
Q

Hockey stick sign

Pulvinar sign

A

Creutzfeld Jacob disease

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7
Q

Viking helmet sign

A

Corpus callosum,agenesis

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8
Q

Boomerang sign

A

Corpus callosal spiral lesion

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9
Q

White matter buckling sign

A

Extra axial Brain tumour

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10
Q

Eye of Tiger

A

Hallovorden spatz syndrome

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11
Q

White cerebellum sign
Dense cerebellum sign
Reversal sign

A

Irreversible Brain Damage

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12
Q

Tigroid appearance

A

Lhermitte Duclos syndrome

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13
Q

Sugar lcing appearance

Zuckerguss appearance

A

Medulloblastoma

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14
Q

Ivy sign

Puff of smoke sign

A

Moya Moya disease

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15
Q 
Disappearing Basal ganglia sign
Dense MCA sign
Dot sign
Lentiform nucleus sign
Insular ribbon sign
A

MCA Infarct

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16
Q

Spoke wheel sign
Mother in law sign
Dural tail sign
Sun burst appearance

A

Meningioma

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17
Q

Putaminal rim sign

Hot cross bun sign

A

Multisystem atrophy

18
Q

Cyst with Dot sign

A

Neurocysticercosis

19
Q

Fascicular sign
Target sign
Split Fat sign

A

Neurogenic tumour

20
Q

Bare Orbit sign

A

Neurofibromatosis I

21
Q

Cingulate sulcus sign

A

Normal pressure Hydrocephalous

22
Q

Tram track sign

A

Optic nerve Meningioma

23
Q

Tear drop sign

A

Orbital blow out #

24
Q

Trident sign

A

Osmotic demyelination syndrome

25
Q

Figure of 8

A

Pachygyria /

Lissencephaly

26
Q

Humming bird sign

A

Progressive supranuclear palsy

27
Q

Copper / Silver beaten skull

A

Raised ICT

28
Q

Zebra sign

A

Remotecerebelar hemorrhage

29
Q

Pseudodelta sign

A

Sub arachnoid hemmorrhage

30
Q

Empty delta sign

Cord sign

A

Venous sinus thrombosis

31
Q

Trumpet sign

A

Vestibular schwannoma

32
Q

Radial Band sign

A

Tuberous Sclerosis

33
Q

Open Ring sign

A

Tumours of Pituitary

34
Q

Moth eaten skull

A

Syphilis

35
Q

Panda sign

A

Wilson disease

36
Q

Icecream cone appearance

A

Acoustic schwannoma

37
Q

Racing car sign

A

Corpus callosum agenesis

38
Q

Hair on end skull

A

Thalassemia

39
Q

Trouser Leg appearance

A

Intramedullary tumour

40
Q

Molar tooth sign

A

Joubert syndrone

41
Q

Corduroy sign
Polka dot sign
Jail bar sign

A

Vetebral Hemangioma

Radiology (6 decks)

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