Spinal Trauma
7Spinal Trauma Presentation A 17-year-old boy was in a motor vehicle accident and became paraplegic. He had a cervical fusion for stabilization and then extensive rehabilitation. During his rehabilitation course,…
Large Disc Herniation Treated Percutaneously
41Large Disc Herniation Treated Percutaneously Presentation A 46-year-old man had sudden-onset low back pain, with a right S1 radiculopathy that progressed over 2 months, despite physical therapy. He has mild…
Segmental Instability
42Segmental Instability Presentation A 37-year-old man presented with mechanical back pain after a previous discectomy. On examination, he had decreased sensation in the right L5 dermatome and limited lumbosacral flexion….
Ossification of the Posterior Longitudinal Ligament (OPLL)
28Ossification of the Posterior Longitudinal Ligament (OPLL) Presentation A 77-year-old Asian man fell, sustaining a central cord syndrome. His neurologic functioning improved except for some fine motor difficulty and continued…
Lumbar Nonunion
53Lumbar Nonunion Presentation A 45-year-old man underwent an L5-S1 fusion for grade II spondylolisthesis 4 years ago and in recent months has started suffering a progressive mechanical low back pain….
Bone Morphogenetic Protein
48Bone Morphogenetic Protein Presentation A 48-year-old woman presents with mechanical low back pain and a history of an L3-S1 pedicle screw fusion as well as L4-L5, L5-S1 interbody fusion. Dynamic…
Nerve Root Impingement by Pedicle Screw
50Nerve Root Impingement by Pedicle Screw Presentation A 52-year-old woman presented with significant mechanical low back pain, sciatica, and extensor hallucis longus weakness. Her straight leg raise was positive on…
Motion Preservation Technology
39Motion Preservation Technology Presentation A 39-year-old man had low back pain that was refractory to months of conservative therapy. The pain has altered his lifestyle. Radiologic Findings Lumbar magnetic resonance…
Transodontoid Screw for Type II Odontoid Fracture
2Transodontoid Screw for Type II Odontoid Fracture Presentation A 63-year-old woman fell while riding a bike. She sustained a type II odontoid fracture and was initially treated with halo immobilization…
