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Radiology 122 > C-Spine Projections > Flashcards

C-Spine Projections Flashcards

1
Q

For all C-spine projections the cassette size is?

A

10x12

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2
Q

For C-Spine AP Fuchs “Dens” what is the SID?

A

40”

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3
Q

For C-Spine AP Fuchs “Dens” what is the IR?

A

@ level of tips of mastoid processes

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4
Q

For C-Spine AP Fuchs “Dens” what is the CR?

A

Perpendicular, enters neck just distal to tip of chin

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5
Q

For C-Spine AP Fuchs “Dens” what is the breathing instructions?

A

suspend

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6
Q

For C-Spine AP Fuchs “Dens” what is the collimation?

A

5x5

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7
Q

For C-Spine AP Fuchs “Dens” what is the criteria to be met?

A

entire dens in foramen magnum

no rotation-symmetry of mandible, cranium, vertebrae

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8
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the cassette size?

A

10x12

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9
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the IR position?

A

@ level of axis

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10
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the CR Position?

A

perpendicular to center of IR entering midpoint of open mouth

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11
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the breathing instructions?

A

phonate “ah” during exposure

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12
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the collimation?

A

5x5

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13
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the criteria to be met?

A

entire articular surface of the atlas and axis
superimposed occlusal plane of upper incisors/base of skull
includes: dens, atlas, axis and articulations between C1 and C2

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14
Q

For C-Spine AP Axial Open Mouth “C1-C2” what is the SID?

A

30”

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15
Q

For C- Spine AP axial “Intervertebral disk spaces” What is the cassette size?

A

10x12

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16
Q

For C-Spine AP axial “Intervertebral disk spaces” What is the SID?

A

40”

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17
Q

For C-Spine AP axial “Intervertebral disk spaces” What is the IR?

A

center at level of C4

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18
Q

For C-Spine AP axial “Intervertebral disk spaces” What is the CR?

A

CR angle 15-20 degrees cephalic enters C5

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19
Q

For C-spine AP axial “Intervertebral disk spaces” What is the breathing instructions?

A

suspend

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20
Q

For C-Spine AP axial “Intervertebral disk spaces” What is the collimation?

A

10”lengthwise by 1”

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21
Q

For C-Spine AP axial “Intervertebral disk spaces” What is the criteria to be met?

A

C3-C7
open intervertebral disk spaces
spinous processes equidistant

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22
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the cassette size?

A

10x12

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23
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the SID?

A

72”

24
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the IR?

A

1” above EAM (ear hole)

25
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the CR?

A

horizontal/perpendicular to C4

26
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the breathing instructions?

A

Suspend @ full expiration

27
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the collimation

A

10x12

28
Q

For Lateral Grandy C-spine “Zygapopyseal Joints” what is the criteria to be met?

A

all 7 cervical vertebrae and 1/3 of T1
superimposed zygapopyseal joint
open intervertebral disk spaces
C4 in center

29
Q

For C-Spine Lateral Flexion & Extension what is the cassette Size?

A

10x12

30
Q

For C-Spine Lateral Flexion & Extension what is the SID?

A

72”

31
Q

For C-Spine Lateral Flexion & Extension what is the IR?

A

Center C4, IR 2” above EAM

32
Q

For C-Spine Lateral Flexion & Extension what is the CR?

A

horizontal and perpendicular to C4

33
Q

For C-Spine Lateral Flexion & Extension what is the breathing instructions?

A

Suspend

34
Q

For C-Spine Lateral Flexion & Extension what is the collimation?

A

10x12

35
Q

For C-Spine Lateral Flexion & Extension what is the criteria to be met?

A

All 7 cervical vertebrae
superimposed zygapopyseal joint
open intervertebral disk spaces
superimposed mandible

36
Q

For C-spine AP axial oblique (RPO/LPO) what is the cassette size?

A

10x12

37
Q

For C-spine AP axial oblique (RPO/LPO) what is the SID?

A

72”

38
Q

For C-spine AP axial oblique (RPO/LPO) what is the IR?

A

center to C3 above the most prominent point of thyroid cartilage

39
Q

For C-spine AP axial oblique (RPO/LPO) what is the CR?

A

@ C4 with 15-20 degrees cephalic angle

Patient is in a 45 degree angle

40
Q

For C-spine AP axial oblique (RPO/LPO) what is the breathing instructions?

A

suspend

41
Q

For C-spine AP axial oblique (RPO/LPO) what is the collimation?

A

10x12

42
Q

For C-spine AP axial oblique (RPO/LPO) what is the criteria to be met?

A

All 7 cervical vertebrae and 1st thoracic vertebrae
open intervertebral foramen
side FARTHEST from the IR

43
Q

For C-Spine PA Axial Oblique RAO/LAO what is the cassette size?

A

10x12

44
Q

For C-Spine PA Axial Oblique RAO/LAO what is the SID?

A

72”

45
Q

For C-Spine PA Axial Oblique RAO/LAO what is the IR?

A

center at C5

46
Q

For C-Spine PA Axial Oblique RAO/LAO what is the CR?

A

Center at C4 with CR angle of 15-20 caudal

Patient will be rotated 45 degrees

47
Q

For C-Spine PA Axial Oblique RAO/LAO what is the breathing instructions?

A

suspend

48
Q

For C-Spine PA Axial Oblique RAO/LAO what is the collimation?

A

10x12

49
Q

For C-Spine PA Axial Oblique RAO/LAO what is the criteria to be met?

A

All 7 cervical vertebrae and 1st thoracic vertebrae
open intervertebral disk spaces
Side CLOSEST to the IR

50
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the cassette size?

A

10x12

51
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the SID?

A

40”

52
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the IR?

A

center at level C7-T1 (2” above jugular notch)

53
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the CR?

A

@ C7-T1

CR angle of 3-5 degree caudal if cannot depress shoulders

54
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the breathing instructions?

A

suspend

55
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the collimation?

A

10x12

56
Q

For C-Spine Lateral “Swimmers” (C7-T1) what is the criteria to be met?

A

lower cervical and upper thoracic vertebrae

humeral heads minimally superimposed on vertebral column

Radiology 122 (18 decks)

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