Spine
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An in vivo dosing study of vitamin D in a rat posterolateral spinal fusion model with autogenous bone grafting. Rats randomized to 4 levels of vitamin D-adjusted rat chow, longitudinal serum validation, surgeons/observers blinded to dietary conditions, and rats followed prospectively for fusion endpoint. ⋯ N/A.
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Comparative Study
Postoperative proton therapy for chordomas and chondrosarcomas of the spine: adjuvant versus salvage radiation therapy.
Retrospective comparative cohort series. ⋯ 3.
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We analyzed retrospectively whether early surgery for cauda equina syndrome (CES) within 24, 48, or 72 hours of onset of autonomic symptoms made any difference to bladder function at initial outpatient follow-up. ⋯ 3.
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Immunohistochemical assessment of apoptotic markers in human cases of compressive myelopathy due to neoplastic compression. ⋯ 4.