Egleton - Internal Brain Morphology

Question 1

What are benefits of CT vs MRI?

Answer 1

Faster

Cheaper

Good for recent bleed

Good for skull fracture

Good for calcified lesion

Good for fat people

Good for metallic

Question 2

What are benefits of MRI vs CT?

Answer 2

Much higher detail

Good for brainstem or cerebellare lesion

Good for old hemorrhage

Question 3

What type of MRI would you use for demyelination or gliosis?

What type of MRI would you use for edemas?

Answer 3

T2

Demyelination, edema will show white

Question 4

What type of MRI would you use for a Lesion in white matter?

What type of MRI would you use for a Lesion in Proteinaceous fluid?

Answer 4

T1 Weighted

White matter, proteomacepis fluid will show white

Question 5

What type of MRI would you use for Ferritin deposits in basal ganglia?

Answer 5

T2 Weighted

Ferritin deposits will show black

Question 6

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Question 7

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Question 8

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Question 9

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Question 10

What structure in the brain is vital for fine motor control and is often connected to Parkinson’s?

Answer 10

Substantia Nigra

Question 11

Answer 11

Question 12

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Question 13

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Question 14

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Question 15

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Question 16

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Question 17

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Question 18

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Question 19

Possible Disease?

Answer 19

Alzheimers

Large amount of brain degeneration

Enlargement of subarachnoid space, enlarged venticles

Question 20

Clinical: Possible Disease?

Answer 20

Huntington’s Disease

Loss of volume of Caudate Nucleo, enlargement of frontal horns

Enlargement of subarachnoid space, frontal convexity, interhemispheric scissure, sylvian region, and choroid fissures