Normal Radiographic Spinal Anatomy

1
Normal Radiographic Spinal Anatomy

• Daniel W. Haun, DC, DACBR
• Logan College of Chiropractic

2
Normal Radiographic AnatomyThe Basics

• Radiographs are two-dimensional images of
  three-dimensional structures much anatomical
  overlap occurs on radiographs.

3
Normal Radiographic AnatomyThe Basics

• Five basic densities
• Metal bright white
• Bone White
• Water/Soft Tissue Shades of Lighter Gray
• Fat Darker Gray
• Air Black
• Radiolucent black
• Radiopaque white

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Normal Radiographic Anatomy

• Cervical Spine

5
AP Open Mouth
6
Odontoid Process
Occipital condyles
Lateral Masses C1
Posterior Arch C1
Transverse Process C1
C2 Spinous Process
C3 Spinous Process
AP Open Mouth
7
Neutral Lateral Cervical
8
C1 Anterior Tubercle
C1 Posterior Arch and Tubercle
Odontoid Process
C2
Vertebral Bodies
C3
Spinous Processes
C4
C5
Intervertebral Discs
C6
C7
Neutral Lateral Cervical
Articular Processes
9
Oblique Cervical
10
C1 Posterior Arch and Tubercle
C1 Anterior Tubercle
Intervertebral Foramina
C3
C4
Articular Processes
C5
T1 Transverse Process
C6
C7
T1
Pedicles
1st Ribs
Oblique Cervical
11
AP Lower Cervical
12
Spinous Processes
C4
Articular Processes or Pillars
Uncinate Processes
C5
C6
1st Rib
C7 Transverse Process
C7
T1
T1 Transverse Process
AP Lower Cervical
13
Normal Radiographic Anatomy

• Thoracic Spine

14
AP Thoracic
15
T1
Pedicles
Posterior Ribs
T6
Transverse Processes
Intervertebral Discs
T12
AP Thoracic
16
Lateral Thoracic
17
Superior Articular Processes
Pedicles
T6
Vertebral Bodies
Intervertebral Foramina
Intervertebral Discs
Spinous Processes
T12
Lateral Thoracic
18
Normal Radiographic Anatomy

• Pelvis and Lumbar Spine

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AP Pelvis
20
Superior Articular Processes
Inferior Articular Processes
Spinous Processes
L5 Transverse Processes
L5
Sacroiliac Joints
Ventral Sacral Foramina
Median Sacral Crest
Coccyx
AP Pelvis
Pubic Symphysis
21
AP Lumbar
22
Superior Articular Processes
Inferior Articular Processes
Pedicles
Spinous Processes
Transverse Processes
Sacroiliac Joints
Median Sacral Crest
AP Lumbar
23
Lateral Lumbar
24
Pedicles
Superior Articular Processes
Vertebral Bodies
Spinous Processes
Intervertebral Discs
Inferior Articular Processes
L5
Intervertebral Foramina
Sacral Canal
Lateral Lumbar
Sacrum
25
Oblique Lumbar
26
Transverse Processes
Inferior Articular Processes
Superior Articular Processes
Partes Interarticulares
Pedicles
Scotty Dog Appearance
Sacroiliac Joint
Oblique Lumbar