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MRI Imaging and Procedures > Abdomen > Flashcards

Abdomen Flashcards

1
Q

MRCP

A

Magnetic
Resonance
Cholangiopancreatography

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2
Q

gado needed for MRCP (common bile duct stones)

A

no

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3
Q

gado needed for MRCP (cystic lesions/ dilated ducts)

A

yes

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4
Q

NPO

A

Nothing
By
Mouth

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5
Q

for bladder exam, does it need to be empty, half-full, or full?

A

full

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6
Q

occult fractures?

A

‘hidden’

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7
Q

how many TE does in and out phase sequence produce?

A

2 TE values

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8
Q

cirrhosis

A

liver turns into rocks, in sections/ not evenly

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9
Q

NPO for all abdomen exams?

A

4-6 hours

(pancreas, liver, MRCP, pelvis, fetal imaging)

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10
Q

FSE frequently used are:

A

80 ms
160 ms

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11
Q

what are the 3 main artifact problems?

A
  1. respiration
  2. flow
  3. peristalsis
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12
Q

what is the only contrast used for liver?

A

eovist

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13
Q

what is MRCP?

A

a non-invasive medical imaging technique that uses radio waves, magnets, and a computer to create detailed images of biliary and pancreatic systems

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14
Q

what is the phase after a contrast injection?

A

arterial phase

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15
Q

what is the phase when blood gone down to limbs, returning to veins?

A

portal vein

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16
Q

VIBE (Fat Sat)

A

Volumetric
Interpolated
Breath-hold
Examination

17
Q

LAVA

A

Liver
Acceleration
Volume
Acquisition

18
Q

which weighting causes ‘chemical shift’?

A

T1 weighting

19
Q

what happens in between in-phase and out-of-phase?

A

loss signal intensity

indicate fat

20
Q

which sequence ensures enough time for contrast to go through the organs?

A

multiphase

21
Q

what is the placement for bellows?

A

depends if patient is chest or belly breather

22
Q

what is MRCP best for?

A
  1. ductal stones
  2. blocked/ narrowed bile ducts
  3. pancreatic cysts/ pseudocysts
  4. pancreatic cancer
  5. inflammation in the gallbladder/pancreas
  6. bile duct cancer
23
Q

MRCP anatomy

A
24
Q

what does the adrenal glands attached to?

A

the kidneys

25
Q

position of adrenal gland comparing to pancreas

A

both located in the retroperitoneal space

pancreas’ head antero-inferiorly to right adrenal gland

pancreas’ tail anterior to left adrenal gland

26
Q

what are the organs located in the back of abdomen, below ribcage, and on either side of spine?

A

kidneys/ renals

27
Q

which landmark should you localize for abdomen exam?

A

3 fingers below xyphoid
(mid-liver)

28
Q

which image weighting is useful for focal hepatic lesions?

A

T2 weighted images

29
Q

which image weighting is useful for fat-containing lesions like lipomas, adenomas, and hyperplasia?

A

T1 weighted images

30
Q

enterography

A

examine the small intestine and other parts of gastrointestinal tract

31
Q

NPO for pregnant patient (appendicitis)

A

4 hours
empty bladder

MRI Imaging and Procedures (6 decks)

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