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Adv Img > Mt > Flashcards

Mt Flashcards

1
Q

T1

A

Fat is white
Water is black
Good detail

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2
Q

T2

A

Fat s dark grey
Water is white
Good for edema

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3
Q

PD (proton density)

A

Fat is light grey
Water is a little darker grey
Good for cartilage
Not very common

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4
Q

FS PD FSE (fat suppressed proton density fast spin echo)

A

The fat is black
the water is bright
it’s good for bone marrow Adema synovial fluid tendons ligaments and cartilage evaluation

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5
Q

Short T1 inversion recovery (STIR)

A

Fat is black
Water is bright
Takes longer than FS PD FSE
Good for bone marrow edema, synoval fluid, tendons, ligaments, and cartilage

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6
Q

MRA Magnetic resonance angiography

A

Used to see vessels

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7
Q

Which one of the following best describes an MR magnet with a magnetic strength of 0.5 - 1.0 Tesla:

A

Intermediate strength

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8
Q

All of the following are contra indications to MR except

A

Prosthetic hip replacements

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9
Q

Which one of the following best describes the time between excitation poses

A

TR

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10
Q

Which one of the following is associated with GIRD

A

Posterior inferior glenohumeral ligament

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11
Q

When describing two adjacent signals if one is darker than the other which one of the following best describes the darker signal

A

Hypointense

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12
Q

Which one of the following is a fat suppressed image

A

STIR

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13
Q

Fat such as Merrill is high signal, white on T1

A

True

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14
Q

Annular tears seen in a lumbar disc herniation indicates a herniation is

A

True

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15
Q

Which one of the following best describes the disc displacement involving 26-50% of the circumference of the desk

A

Broad-based

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16
Q

Which one of the following best describes a disc herniation in which the base of the lesion is wider than the amount of tears extending into the Canal

A

Protrusion

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17
Q

Free fragments can complicate which one of the following types of disc herniation’s

A

Sequestration

18
Q

all the following are true regarding a cute disc herniation

A

Positive no stress test such as SLR
Positive neurologic findings
Positive MR

19
Q

Which one of the following types of modic and play changes invariably associated with painful desks

A

Type one

20
Q

Which one of the following types of modic changes indicates the blood supply to the desk has been cut off

A

Type three

21
Q

All of the following are true regarding degenerative spondylolisthesis

A

Scleratogenous leg pain
Leg pain comes and goes
Very common

22
Q

Your patient slipped and fell onto the buttocks in a grocery store 24 hours before entering your office was local I significant pain at L1. Your x-rays show what appears to be a recent compression fracture and your DAC be our concurs. However, the grocery store is disputing that this is recent. Which one of the following would best be used to prove the fracture was recent:

A

MR

23
Q

Regarding a universal compression fracture, all of the following favor osteoporosis as the cause.

A

Focal involvement
No pedicle involvement
Posterior body convexity

24
Q

All of the following have been associated with syrinx formation

A

Cord tumor
Cord trauma
Idiopathic

25
Q

Which one of the following would best be used to evaluate a head trauma lesson 24 hours old one brain bleed is a possibility

A

CT

26
Q

You’ve been treating a whiplash patient for a week she is experiencing worsening headaches and her cognitive skills seem to be diminishing. What should you consider and what should you order?

A

Sub Dural bleed, MR

27
Q

Which one of the following studies measures the speed of water molecules

A

Diffusion weighted MR

28
Q

Diffusion MR can detect an acute stroke or conventional MRI does not

A

True

29
Q

Are Tarlov cysts clinically significant?

A

No

30
Q

Mixed circular areas of increased signal intensity seen in the meniscus of the knee is consistent with which one of the following

A

Type I meniscus

31
Q

Which one of the following is most likely to act I denticle to and a cute disc herniation in the lumbar spine

A

Synovial cyst

32
Q

A patient you have been treating for years comes in complaining of a severe headache unlike anything I’ve ever had before. They are speaking normally have normal tongue movement and can raise both arms without a problem. Which one of the following is the most likely cause

A

Vertebral artery dissection

33
Q

Which of the following are associated with the acronym slap lesion

A

Superior
Labral
Anterior

34
Q

Slap lesions are often associated with chronic overhead throwing injury such as in a baseball pitcher

A

True

35
Q

Which one of the following meniscal patterns in the knee indicates predisposition to a true tear

A

Type II

36
Q

Which one of the following would be the most likely place to see bone bruises on sagittal MRI images of the knee with an acute ACL tear

A

Anterior lateral femoral condyle, posterior lateral tibia

37
Q

Which one of the following is most affected in jumpers knee

A

Patellar tendon

38
Q

Which one of the following is most likely to result in an anterior labral tear of the shoulder

A

Anterior inferior shoulder dislocation

39
Q

Regarding the meniscus of the knee, which one of the following is best described as a linear area of increased signal which extends to an articular surface

A

Type III

40
Q

Which one of the following minutes ago patterns represents a true meniscal tear

A

Type III

41
Q

Use of contrast in the shoulder increases the chance of seeing labral tears

A

True

Adv Img (2 decks)

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