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L &S Spine
| Question | Answer |
|---|---|
| Lordoctic | Convex (Cervical and Lumbar) |
| Kyphotic | Concave (Thoracic, and Sacral) |
| Scottie Dogs are on what vertebrae | Lumbar |
| Evaluation Criteria for AP L-spine | T12 to S1, No rotation, spinous processes are centered to the bodies, SI joints are equidistant from vertebral column, Psoas muscles visualized |
| CR for Lateral L-Spine (Lumbosacral and Lumbar only) | Lumbosacral CR enters at pt illiac (L4), 1.5 inch above crest for Lumbar only, If spine is not horizontal then caudad angle 5 to 8 degrees |
| What does Lateral L-spine demonstrates | intervetebral foramina |
| Evaluation Criteria for Lateral L-Spine | Lower thoracic spine to the Coccyx, intervertebral disk/ foramina open, Superimposed crest, Spinous Processses in profile |
| LATERAL SPOT L5-S1 CR | CR posterior to ASIS and 1.5 inches inferior to iliac crest 5-8 degree caudad |
| SPOT Evaluation Criteria | L5-S1 demonstrated, L5-S1 intervertebral disk space open, Ilia closely superimposing each other |
| AP Oblique (RPO/LPO) L-Spine CR | 1-1.5 inch above iliac crest 2 inch medial to elevated ASIS |
| AP Oblique (RPO/LPO) Evaluation Criteria | Pedicle near the center of the vertebral body |
| what does it mean If the pedicle is anterior on the vertebral body? | the pt is not rotated enough (under-rotated) |
| what does it mean If the pedicle is posterior on the vertebral body? | the pt is rotated too much (over rotated) |
| What do oblique projections demonstrate? | Zygapophyseal joints |