Imaging of the brain and spinal cord Flashcards

1
Q

Which imaging plane is this?

A

Sagittal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Match this to X-ray, CT and MRI.

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

When would an x-ray of the face or head be indicated?

A

As part of an assessment in suspected physical abuse in children.
Mid face injuries.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Which sinus on a facial x-ray is usually asymmetrical?

A

Frontal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Which anatomical planes are used in CT and MRI?

A

Sagittal
Coronal
Transverse

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What clinical presentations would require a CT head?

A

Significant brain injury
Stroke
Severe sudden headache
Suspected brain tumour

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

When would an MRI head be indicated?

A

Stroke confirmation
Assess tumour
Investigate chronic headache and seizures

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Which anatomical plane is this?

A

Transverse/Axial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

There are two main sequences used in MRIs. What are they?

A

T1
T2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

On an MRI brain, in T1 + T2 sequence, which would show fluid as black?

A

T1 - fluid black
T2 - fluid white

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Why would a FLAIR sequence be used on an MRI?

A

To suppress the signal from fluid (e.g. CSF) to detect superficial brain lesions.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Would a CT or MRI show the bony anatomy of the head better?

A

CT

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

When a CT head is done, which area of the head is usually avoided?

A

Orbits

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Which imaging technique is best used to assess the cerebrum?

A

MRI

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Are meninges usually seen on an MRI or CT scan?

A

No, except when there are infoldings e.g the falx

17
Q

Diffuse dural enhancement can be commonly related to what?

A

Prior procedure, infection or inflammation.

18
Q
A
19
Q
A
20
Q
A
21
Q
A
22
Q
A
23
Q
A
24
Q
A
25
Q
A