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Chapter 9

Chapter 9. L-spine. L-Spine. ______________vertebrae (5) ____________ and most weight bearing Common site for ___________. L-Spine Characteristics. ____________ transverse process _____________ spinous process _____________________

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Chapter 9

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  1. Chapter 9 L-spine

  2. L-Spine • ______________vertebrae (5) • ____________ and most weight bearing • Common site for ___________

  3. L-Spine Characteristics • ____________ transverse process • _____________ spinous process • _____________________ • Portion of lamina between superior and inferior articulating process l

  4. L-spine Characteristics • Intervertebral foramen • ______________ • Zygapophyseal Joints • ______________

  5. Scotty Dogs • Shows: • Transverse process - ___________ • ___________ - Eye • Superior articulating process - __________ • Inferior articulating process - Leg • Pars interarticularis – __________ • Zygapophyseal joint – Between _________

  6. Imaging the L-Spine Routine • AP • Lateral • RPO • LPO • L-5 S-1 Spot • 80kV • 40”SID

  7. AP L-Spine • Pt supine with knees bent • A __________ can help • Reduces strain on back • Places Vertebrae closer to table • CR at __________ • ___________iliac crest • Collimate • Suspend respiration

  8. Lateral L-Spine • Pt in true __________ • Flex knees for stability • CR at _____________to spinous process

  9. RPO/LPO • Rotate pt_____________oblique • CR at _____________to upside ASIS • Collimate • RPO shows __________________ • Look for Scotty Dogs

  10. RAO/LAO • Rotate pt___________oblique • CR at _____________to upside ASIS • Collimate • RAO shows ______________ • Look for Scotty Dogs

  11. L5/S1 spot • Pt in lateral • ____________angle • Parallel with _____________ • CR ___________iliac crest and ___________to ASIS

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