2012
Two-level thoracic pedicle subtraction osteotomy for progressive post-laminectomy kyphotic deformity following resection of an unusual thoracolumbar intradural extramedullary tumor.
Kelley B, Johnson M, Vortmeyer A, Smith B, Abbed K. Two-level thoracic pedicle subtraction osteotomy for progressive post-laminectomy kyphotic deformity following resection of an unusual thoracolumbar intradural extramedullary tumor. Journal Of Neurosurgery Pediatrics 2012, 10: 334-9. PMID: 22861197, DOI: 10.3171/2012.7.peds11526.Peer-Reviewed Original ResearchConceptsThoracic pedicle subtraction osteotomyPedicle subtraction osteotomySubsequent postoperative courseKyphotic deformityPostoperative coursePoor prognosisSubtraction osteotomyLower extremity neurological deficitsBilateral lower extremity weaknessAtypical teratoid/rhabdoid tumorProgressive foot dropLower extremity weaknessIntradural extramedullary tumorsTime of resectionLower extremity functionPotential treatment optionAnkle foot orthoticsThoracolumbar kyphotic deformityThoracolumbar laminectomyNeurological deficitsPatient ageExtramedullary tumorsFoot dropThoracolumbar fusionSurgical intervention
1995
CT of postmeningitic deafness: observations and predictive value for cochlear implants in children.
Johnson M, Hasenstab M, Seicshnaydre M, Williams G. CT of postmeningitic deafness: observations and predictive value for cochlear implants in children. American Journal Of Neuroradiology 1995, 16: 103-9. PMID: 7900577, PMCID: PMC8337686.Peer-Reviewed Original ResearchConceptsPostmeningitic deafnessThin-section CTCT abnormalitiesCT findingsElectrode insertionFailure of implantationValue of CTRound window nicheDifficult implantationOtological abnormalitiesCochlear ossificationAbnormal findingsNormal scansCochlear implantationDifficult insertionPredictive valueImplant successSurgical anatomyWindow nicheOsseous hypertrophyCochlear implantsImplantation difficultiesAbnormalitiesCTDeafness