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MRI Procedures > Chest, Abdomen, and Pelvis Imaging > Flashcards

Chest, Abdomen, and Pelvis Imaging Flashcards

1
Q

What is the landmark for routine chest?

A

Level of T4

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2
Q

Which imaging planes are used for routine chest?

A

Axial and sagittal. Coronal breath hold can be used as a localizer

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3
Q

What slice thickness is used for routine chest?

A

Axial: thick

Coronal (localizer): medium

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4
Q

What is the slice prescription for an axial routine chest?

A

From apex of lung to diaphragm

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5
Q

What is the slice prescription for a coronal routine chest?

A

From posterior chest muscles to sternum

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6
Q

What is the slice prescription for a sagittal routine chest?

A

From left chest wall to right

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7
Q

Which artifacts are associated with routine chest?

A

Respiratory, cardiac, and flow motion
Reduced by breath hold techniques, respiratory and cardiac gating, swapping phase and frequency encoding axes, and presaturation pulses

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8
Q

What is the landmark for thymus?

A

The level of T4

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9
Q

Which imaging planes are used for the thymus?

A

Axial T1 and T2
In and out of phase imaging can be done
Sagittal breath hold can be used as a localizer

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10
Q

What slice thickness is used for thymus?

A

Medium

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11
Q

What is the slice prescription for an axial thymus?

A

From apex of lungs to the diaphragm

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12
Q

What is the slice prescription for sagittal thymus?

A

From the apex of the lungs to the diaphragm

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13
Q

Which artifacts are associated with the thymus?

A

Respiratory, cardiac, and flow motion

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14
Q

What is the US method for breast imaging?

A

Single breast, sagittal

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15
Q

What is the European method for breast imaging?

A

Bilateral breasts, axial

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16
Q

What is the slice thickness for breast imaging? (both methods)

A

Thin slices

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17
Q

What is the slice prescription for sagittal breast?

A

Through the breast medially from the sternum to the axilla

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18
Q

What is the slice prescription for axial breast?

A

From superior axillary tail to nipple and include pectorals muscle and chest wall

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19
Q

Which artifacts are associated with the breast?

A

Respiratory, cardiac, and flow motion

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20
Q

What is the landmark for the axilla?

A

Through the level of the axilla

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21
Q

Which imaging planes are used for the axilla?

A

Axials

Coronal can be used as a localizer

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22
Q

What slice thickness is used for axilla?

A

Axial: medium
Coronal: thick slices

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23
Q

What is the slice prescription for axial axilla?

A

Through both axillae and supraclavicular fossae

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24
Q

What is the slice prescription for coronal axilla?

A

From posterior chest muscles to the sternum

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25
What additional sequence can be used when imaging the axilla and to view what?
Sagittal to view the brachial plexus, slices are from SC joints to the humeral head
26
Which artifacts are associated with the axilla?
Main source is from respiratory and flow motion from the subclavian vessels
27
What is the landmark for cardiac imaging?
Level of T4
28
Which imaging planes are used for cardiac imaging?
Axial | Coronal breath hold can be used as a localizer
29
What slice thickness is used for cardiac imaging?
Axial: medium Coronal: medium
30
What is the slice prescription for axial cardiac imaging?
From superior aspect of the aortic arch to the inferior border of the heart
31
What is the slice prescription for coronal cardiac imaging?
From the posterior chest muscles to the sternum
32
Which artifacts are associated with cardiac imaging?
Respiratory, cardiac, and flow motion occur in the phase axis
33
What is the landmark for lier?
Level of L3 or intercostal margin
34
Which imaging planes are used for liver?
Axial and coronal
35
What slice thickness is used for liver?
Axial: thick Coronal: thick
36
What is the slice prescription for axial liver?
From the diaghragm to the inferior margin of the liver
37
What is the slice prescription for coronal liver?
From posterior abdominal muscles to the anterior abdominal wall
38
Which artifacts are associated with the liver?
Respiratory, flow, and peristalsis | Can use antispasmodic agents
39
What is the landmark for kidneys?
Level of L3
40
Which imaging planes are used for the kidneys?
Axials | Can use coronal as a localizer
41
What slice thickness is used for the kidneys?
Axial: medium Coronal: medium
42
What is the slice prescription for axial kidneys?
From superior aspect of the adrenal glands to the inferior margin of the kidneys
43
What is the slice prescription for coronal kidneys?
From posterior abdominal muscles to anterior abdominal wall
44
Which artifacts are associated with the kidneys
Main ones are from respiratory and low motion from the aorta and IVC Chemical shift artifact and bowel motion
45
What is the landmark for the adrenal glands?
Level of L3
46
Which imaging planes are used for the adrenal glands?
Axial and coronal
47
What slice thickness is used for the adrenal glands?
Axial: medium Coronal: medium
48
What is the slice prescription for axial adrenal glands?
From diaphragm to bottom of kidneys
49
What is the slice prescription for coronal adrenal glands?
From posterior abdominal muscles to the anterior abdominal wall
50
What is the landmark for pancreas?
Level of L3
51
Which imaging planes are used for the pancreas?
Axial and coronal
52
What slice thickness is used for pancreas?
Axial: thin Coronal: thick
53
What is the slice prescription for axial pancreas?
Above and below (through) the pancreas
54
What is the slice prescription for coronal pancreas?
From posterior abdominal muscles to anterior abdominal wall
55
Which artifacts are associated with the pancreas?
Respiratory and flow motion from aorta and IVC | Antispasmodic agents can be given for bowels
56
What is the landmark for male pelvis?
Halfway between the pubic symphysis and the iliac crests
57
Which imaging planes are used for the male pelvis?
Axial and sagittal | Coronal can be used as a localizer
58
What slice thickness is used for male pelvis?
Axial: medium/thick Sagittal: medium/thick Coronal: thick
59
What is the slice prescription for axial male pelvis?
From iliac crests to pelvic floor
60
What is the slice prescription for sagittal male pelvis?
From left to right pelvic wall
61
What is the slice prescription for coronal male pelvis?
From posterior coccyx to anterior aspect of the pubic symphysis
62
Which imaging planes are used for the prostate?
Axial, sagittal, and coronal
63
What slice thickness is used for the prostate?
Axial: thin Sagittal: thin Coronal: thin
64
What is the slice prescription for axial prostate?
From superior bladder to inferior pubic symphysis
65
What is the slice prescription for sagittal prostate?
From left to right pelvic wall
66
What is the slice prescription for coronal prostate?
From posterior rectum to bladder
67
What artifacts are associated with the male pelvis?
Bowel motion (antispasmodic) Respiratory (compression) Flow (GMN) When rectal spasm obstructs the prostate, you can swap phase and frequency
68
What is the landmark for female pelvis?
Midway between the iliac crest and pubic symphysis
69
Which imaging planes are used for the female pelvis?
Sagittal, axial | Coronal can be used as a localizer
70
What slice thickness is used for female pelvis?
Sagittal: medium/thick Axial: medium/thick Coronal: Thick
71
What is the slice prescription for sagittal female pelvis?
From left to right pelvic wall
72
What is the slice prescription for axial female pelvis?
From superior iliac crest to below pubic symphysis
73
What is the slice prescription for coronal female pelvis?
From posterior coccyx to anterior aspect of the pubic symphysis
74
Which imaging planes are used for the uterus?
Axial and coronal
75
What slice thickness is used for the uterus?
Axial: thin Coronal: thin
76
(Uterus) What do you angle to if adnexal mass is suspected?
Scan axial to the pelvis
77
(Uterus) What do you angle to if cervical CA is suspected?
Scan axial to the cervic
78
What are scans angled to normally for the uterus?
Axial to the position of the uterus?
79
What is the slice prescription for coronal uterus?
From posterior uterus to anterior uterus
80
Which artifacts are associated with the female pelvis?
Bowel motion (antispasmodi) Respiratory (compression) Flow (GMS, spatial presaturation pulses)

MRI Procedures (2 decks)

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