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PMP I FINAL > Radiology III- Special Studies > Flashcards

Radiology III- Special Studies Flashcards

1
Q

T/F water has high signal intensity in T1-weighted images, fat in T2-weighted images

A

FALSE

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2
Q

T/F the fallout scan is used to evaluate stress fractures

A

FALSE

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3
Q

the special imaging study that doesn’t utilize ionizing radiation is

A

ultrasonography

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4
Q

a positive lateral stress study (anterior drawer sign) indicates tear of the _____ ligament

A

anterior talofibular

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5
Q

Achilles tendonitis can be assessed by

A

ultrasonography

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6
Q

radioisotopes utilized for bone and joint imaging include:

A

gallium
indium
technetium

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7
Q

a special imaging study that uses sound waves is

A

ultrasound

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8
Q

osteomyelitis is frequently assessed with

A

boen scintigraphy

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9
Q

rupture of the deltoid ligament would be best evaluated by the _____ stress ankle study

A

eversion

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10
Q

bone scintigraphy has

A

high sensitivity, low specificity

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11
Q

indium is used in conjunction with technetium to assess:

A

osteomyelitis

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12
Q

a special imaging study that does not emit gamma rays is the

A

MRI scan

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13
Q

T/F the stress inversion study is obtained by placing the extremity in an internal oblique position and forcibly inverting the foot at the ankle joint

A

FALSE

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14
Q

the special imaging study(ies) that is(Are) most sensitive to underlying bone abnormality before visible with radiographs is (are):

A

bone scintigraphy

magnetic resonance imaging

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15
Q

T/F computed tomography is preferred over MRI for evaluation of soft tissue lesions

A

FALSE

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16
Q

the special imaging study (yes) that is (Are) most sensitive to underlying bone abnormality before visible with radiographs is (Are):

A

bone scintigraphy

magnetic resonance imaging

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17
Q

the special study that requires approximately one-half day of the pt’s time is:

A

bone scintigraphy

18
Q

in bone scintigraphy, the actual “bone scan” image refers to

A

phase 3

19
Q

indications for boen scintigraphy include

A

osteomyelitis

stress fracture

20
Q

the special imaging study that does not utilize ionizing radiation is

A

MRI

21
Q

a special imaging study that uses radio waves is

A

MRI

22
Q

the correct chronologic order of the three phase bone scintigram is

A

blood flow, blood pool, bone scan

23
Q

cross-sectional anatomic images are obtained with

A

CT

24
Q

the second phase of a 3-phase technetium scan is known as the _____ image

A

immediate

25
Q

orthography and stenography are best performed under the guidance of

A

fluoroscopy

26
Q

T/F bone scintigraphy is useful for evaluating born win when radiographs are normal

A

TRUE

27
Q

dynamic or “real time” images are obtained with

A

fluoroscopy

28
Q

T/F sharp, high quality magnification images can be performed with a lower extremity specific x-ray unit

A

FALSE

29
Q

special imaging studies that can be performed in the typical podiatrist’s office include

A

stress inversion ankle study

tenography

30
Q

in bone scintigraphy, the “immediate” image refers to:

A

phase 2

31
Q

the imaging study that provides “edge enhancement” of the tissue structures is

A

xeroradiography

32
Q

a special imaging study that does not provide high anatomic definition is

A

bone scintigraphy

33
Q

radiopaque contrast material is used to perform

A

arthrography
arteriography
tenography

34
Q

T/F the 3 phases of an indium scan are blood flow, blood pool, and delayed

A

FALSE

35
Q

the special imaging study (ies) that use(s) labeled WBCs is (are)

A

indium scan

technetium HMPAO scan

36
Q

the following study(ies) may be useful to assess Achilles tendon rupture:

A

ultrasonography

MRI

37
Q

special imaging studies used to assess calcaneofibular ligament rupture include:

A

stress ankle study

MRI

38
Q

advantage of MRI over CT

A

soft tissues are clearly visualized

39
Q

special studies that use a radiopaque contrast agent include

A

tenography

angiography

40
Q

the special imaging study(ies) that use(s) labeled WBCs is(are)

A

indium scan

technetium HMPAO scan

41
Q

a special imaging study that doesn’t use a radiopaque contrast agent is

A

bone scintigraphy

42
Q

T/F a disadvantage of both CT and MRI is there high cost

A

TRUE

PMP I FINAL (5 decks)

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