T Spine and C Spine

Question 1

AP Thoracic Spine: 
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 1

• T7 and MSP
• Pt supine arms by sides, knees flexed
• 80@12, 40”, 14x17 LW
• suspend respiration on expiration
• vertebral bodies, intervertebral joint spaces, spinous and transverse processes and costovertebral articulations

Question 2

Lateral Thoracic Spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 2

• T7 and MCP
• left lateral recumbent, arms at 90 degree angle, knees flexed, fat cat, use lead shield behind pt.
• 70@100, 40”, 14x17 LW
• suspend on full expiration. Use breathing technique(32mA @ 3.2 sec)
• vertebral bodies, intervertebral joint spaces and intervertebral foramina

Question 3

Cervicothoracic Lateral (swimmers):
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 3

• T1 and MCP (base of neck)
• left lateral position errect or recumbent, bring the arm closest to the IR up flexing elbow and resting forearm on head, bring other arm slightly posterior
• 80@80 at 40” on table, 80@100 at 72” at wall bucky, 10x12 LW
• suspend respiration on full expiration
• vertebral bodies and intervertebral disk spaces of C5 to T3

Question 4

Lateral Cervical Spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 4

• C4 and MCP (midneck)
• left lateral errect, arms by sides, shoulders relaxed, extend and elevate chin.
• 75@20, 72”, 8x10 LW
• suspend respiration on full expiration
• vertebral bodies, intervertebral joint spaces,spinous processes and zygopophyseal joints

Question 5

AP axial cervical spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 5

• C4 and MSP with a 15-20 degree cephalic angle
• supine or errect, arms by sides, line drawn between tip of the mandible and base of skull should match angle of CR
• 70@8, 40”, 8x10 LW
• suspend respiration
• C3 to T2 vertebral bodies, and the space between pedicles and intervertebral disk spaces

Question 6

RAO PA  Axial Oblique C-Spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 6

• C4 and midneck, 15 degree caudal angle
• rotate head and body into 45 degree oblique position, protract chin
• 75@20, 72”, 8x10 LW
• suspend respiration
• intervertebral foramina and pedicles on the side of the patient closest to the IR (right side)

Question 7

RPO AP axial oblique C-Spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 7

• C4 and midneck, 15 degree cephalic angle
• rotate head and body into 45 degree oblique position, protract chin
• 75@20, 72”, 8x10 LW
• suspend respiration
• intervertebral foramina and pedicles on the side of the patient furthest from the IR (left side)

Question 8

LPO AP Axial Oblique C-Spine:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 8

• C4 and midneck, 15 degree cephalic angle
• Rotate head and body into 45 degree oblique position, protract chin.
• 75@20, 72”, 8x10 LW
• suspend respiration
• intervertebral foramina and pedicles of the side of the patient furthest from the IR (right side)

Question 9

AP Odontoid Atlas and Axis:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 9

• perp to center of open mouth
• adjust head so that with mouth open, the line from the lower margin of upper incisors to the back of the skull is perp to IR
• 70@8, 40”, 8x10 LW collimate to 5x5
• suspend respiration
• dens, vertebral body of C2, lateral masses and transverse processes of C1, and atlantoaxial joints

Question 10

Reverse Waters-Fuchs Method-Odontoid:
CR-
Position-
technique, SID, Cassette Size-
breathing instructions-
anatomy demonstrated-

Answer 10

• perp to neck, just below tip of mandible
• AP, supine, chin elevated until mentalmeatal line is perp to IR
• 80@25, 40”, 8x10 LW collimate to 5x5
• suspend respiration
• dens of the axis