ORTHO
BULLETS
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Review Question - QID 215635

Lumbar Spinal Stenosis Treatment Operative QID: 215635 (OBQ20.224)
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QID 215635 (Type "215635" in App Search)
A 71-year-old female presents to the clinic for evaluation of low back/buttock pain and numbness and tingling in her bilateral lower extremities. She has noticed progressive difficulty walking due to gait instability. The numbness and tingling are relatively constant, but she feels symptoms slightly improve when sitting. After 4 months of physical therapy, she received an interlaminar epidural steroid injection with no improvement in symptoms. Flexion and extension radiographs are obtained and demonstrated in Figure A. Her most recent MRI is reviewed. Figure B is the axial cut of the MRI at L3-4 level. Figure C is the axial cut of the MRI at the L4-5 level. What would be the most appropriate next treatment step?
  • A
  • B
  • C
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  • A
  • B
  • C