Normal Radiographic Spinal Anatomy
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Transcript of Normal Radiographic Spinal Anatomy
Normal Radiographic Spinal Anatomy
Daniel W. Haun, DC, DACBR
Logan College of Chiropractic
Normal Radiographic AnatomyThe Basics
• Radiographs are two-dimensional images of three-dimensional structures; much anatomical overlap occurs on radiographs.
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
Normal Radiographic Anatomy
Cervical Spine
AP Open Mouth
Occipital condyles
Lateral Masses C1
Transverse Process C1
Posterior Arch C1
C2 Spinous Process
C3 Spinous Process AP Open Mouth
Odontoid Process
Neutral Lateral
Cervical
C1 Anterior TubercleC1 Anterior TubercleC1 Posterior Arch and Tubercle
Odontoid Process
Vertebral Bodies
Intervertebral Discs
C2
C3
C4
C5
C6
C7
Spinous Processes
Neutral Lateral
CervicalArticular ProcessesArticular Processes
Oblique Cervical
Oblique Cervical
C1 Anterior TubercleC1 Anterior Tubercle
C1 Posterior Arch and Tubercle
Pedicles
Articular ProcessesArticular Processes
Intervertebral Foramina
T1
C7
C6
C5
C4
C3
1st Ribs
T1 Transverse Process
AP Lower
Cervical
AP Lower
Cervical
T1 Transverse Process
C7 Transverse Process
C5
C6
C7
T1
C4
Articular Processes Articular Processes or Pillarsor Pillars
Spinous Processes
Uncinate Processes
1st Rib
Normal Radiographic Anatomy
Thoracic Spine
AP Thoracic
AP Thoracic
PediclesPosterior Ribs
Intervertebral DiscsTransverse Processes
T1T1
T12T12
T6T6
Lateral Thoracic
Lateral Thoracic
Intervertebral Discs
Vertebral BodiesIntervertebral
Foramina
Pedicles
T12T12
T6T6
Superior Articular Superior Articular ProcessesProcesses
Spinous Processes
Normal Radiographic Anatomy
Pelvis and Lumbar Spine
AP Pelvis
AP Pelvis
Superior Articular Superior Articular ProcessesProcesses
Inferior Articular Inferior Articular ProcessesProcesses
L5L5
Ventral Sacral Foramina
L5 Transverse Processes
Spinous Processes
Median Sacral Crest
CoccyxCoccyx
Sacroiliac Sacroiliac JointsJoints
Pubic Symphysis
AP Lumbar
AP Lumbar
Inferior Articular Inferior Articular ProcessesProcesses
Superior Articular Superior Articular ProcessesProcesses
Pedicles
Spinous ProcessesTransverse Processes
Sacroiliac Sacroiliac JointsJointsMedian Sacral Crest
Lateral Lumbar
Lateral Lumbar
Intervertebral Foramina
Inferior Articular Inferior Articular ProcessesProcesses
Superior Articular Superior Articular ProcessesProcesses
L5L5
Pedicles
Spinous Processes
Vertebral Bodies
Intervertebral Discs
SacrumSacrum
Sacral CanalSacral Canal
Oblique Lumbar
Oblique Lumbar
““Scotty Dog” Scotty Dog” AppearanceAppearance
Pedicles
Superior Articular Superior Articular ProcessesProcesses
Inferior Articular Inferior Articular ProcessesProcesses
Partes Partes InterarticularesInterarticulares
Sacroiliac JointSacroiliac Joint
Transverse Processes