C-Spine Projections Flashcards
For all C-spine projections the cassette size is?
10x12
For C-Spine AP Fuchs “Dens” what is the SID?
40”
For C-Spine AP Fuchs “Dens” what is the IR?
@ level of tips of mastoid processes
For C-Spine AP Fuchs “Dens” what is the CR?
Perpendicular, enters neck just distal to tip of chin
For C-Spine AP Fuchs “Dens” what is the breathing instructions?
suspend
For C-Spine AP Fuchs “Dens” what is the collimation?
5x5
For C-Spine AP Fuchs “Dens” what is the criteria to be met?
entire dens in foramen magnum
no rotation-symmetry of mandible, cranium, vertebrae
For C-Spine AP Axial Open Mouth “C1-C2” what is the cassette size?
10x12
For C-Spine AP Axial Open Mouth “C1-C2” what is the IR position?
@ level of axis
For C-Spine AP Axial Open Mouth “C1-C2” what is the CR Position?
perpendicular to center of IR entering midpoint of open mouth
For C-Spine AP Axial Open Mouth “C1-C2” what is the breathing instructions?
phonate “ah” during exposure
For C-Spine AP Axial Open Mouth “C1-C2” what is the collimation?
5x5
For C-Spine AP Axial Open Mouth “C1-C2” what is the criteria to be met?
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
For C-Spine AP Axial Open Mouth “C1-C2” what is the SID?
30”
For C- Spine AP axial “Intervertebral disk spaces” What is the cassette size?
10x12
For C-Spine AP axial “Intervertebral disk spaces” What is the SID?
40”
For C-Spine AP axial “Intervertebral disk spaces” What is the IR?
center at level of C4
For C-Spine AP axial “Intervertebral disk spaces” What is the CR?
CR angle 15-20 degrees cephalic enters C5
For C-spine AP axial “Intervertebral disk spaces” What is the breathing instructions?
suspend
For C-Spine AP axial “Intervertebral disk spaces” What is the collimation?
10”lengthwise by 1”
For C-Spine AP axial “Intervertebral disk spaces” What is the criteria to be met?
C3-C7
open intervertebral disk spaces
spinous processes equidistant
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the cassette size?
10x12
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the SID?
72”
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the IR?
1” above EAM (ear hole)
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the CR?
horizontal/perpendicular to C4
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the breathing instructions?
Suspend @ full expiration
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the collimation
10x12
For Lateral Grandy C-spine “Zygapopyseal Joints” what is the criteria to be met?
all 7 cervical vertebrae and 1/3 of T1
superimposed zygapopyseal joint
open intervertebral disk spaces
C4 in center
For C-Spine Lateral Flexion & Extension what is the cassette Size?
10x12
For C-Spine Lateral Flexion & Extension what is the SID?
72”
For C-Spine Lateral Flexion & Extension what is the IR?
Center C4, IR 2” above EAM
For C-Spine Lateral Flexion & Extension what is the CR?
horizontal and perpendicular to C4
For C-Spine Lateral Flexion & Extension what is the breathing instructions?
Suspend
For C-Spine Lateral Flexion & Extension what is the collimation?
10x12
For C-Spine Lateral Flexion & Extension what is the criteria to be met?
All 7 cervical vertebrae
superimposed zygapopyseal joint
open intervertebral disk spaces
superimposed mandible
For C-spine AP axial oblique (RPO/LPO) what is the cassette size?
10x12
For C-spine AP axial oblique (RPO/LPO) what is the SID?
72”
For C-spine AP axial oblique (RPO/LPO) what is the IR?
center to C3 above the most prominent point of thyroid cartilage
For C-spine AP axial oblique (RPO/LPO) what is the CR?
@ C4 with 15-20 degrees cephalic angle
Patient is in a 45 degree angle
For C-spine AP axial oblique (RPO/LPO) what is the breathing instructions?
suspend
For C-spine AP axial oblique (RPO/LPO) what is the collimation?
10x12
For C-spine AP axial oblique (RPO/LPO) what is the criteria to be met?
All 7 cervical vertebrae and 1st thoracic vertebrae
open intervertebral foramen
side FARTHEST from the IR
For C-Spine PA Axial Oblique RAO/LAO what is the cassette size?
10x12
For C-Spine PA Axial Oblique RAO/LAO what is the SID?
72”
For C-Spine PA Axial Oblique RAO/LAO what is the IR?
center at C5
For C-Spine PA Axial Oblique RAO/LAO what is the CR?
Center at C4 with CR angle of 15-20 caudal
Patient will be rotated 45 degrees
For C-Spine PA Axial Oblique RAO/LAO what is the breathing instructions?
suspend
For C-Spine PA Axial Oblique RAO/LAO what is the collimation?
10x12
For C-Spine PA Axial Oblique RAO/LAO what is the criteria to be met?
All 7 cervical vertebrae and 1st thoracic vertebrae
open intervertebral disk spaces
Side CLOSEST to the IR
For C-Spine Lateral “Swimmers” (C7-T1) what is the cassette size?
10x12
For C-Spine Lateral “Swimmers” (C7-T1) what is the SID?
40”
For C-Spine Lateral “Swimmers” (C7-T1) what is the IR?
center at level C7-T1 (2” above jugular notch)
For C-Spine Lateral “Swimmers” (C7-T1) what is the CR?
@ C7-T1
CR angle of 3-5 degree caudal if cannot depress shoulders
For C-Spine Lateral “Swimmers” (C7-T1) what is the breathing instructions?
suspend
For C-Spine Lateral “Swimmers” (C7-T1) what is the collimation?
10x12
For C-Spine Lateral “Swimmers” (C7-T1) what is the criteria to be met?
lower cervical and upper thoracic vertebrae
humeral heads minimally superimposed on vertebral column