2015
Poor visualization limits diagnosis of proximal junctional kyphosis in adolescent idiopathic scoliosis
Basques BA, Long WD, Golinvaux NS, Bohl DD, Samuel AM, Lukasiewicz AM, Webb ML, Grauer JN. Poor visualization limits diagnosis of proximal junctional kyphosis in adolescent idiopathic scoliosis. The Spine Journal 2015, 17: 784-789. PMID: 26523958, DOI: 10.1016/j.spinee.2015.10.040.Peer-Reviewed Original ResearchConceptsProximal junctional kyphosisProximal junctional angleAdolescent idiopathic scoliosisUpper instrumented vertebraIntra-class correlation coefficientJunctional kyphosisInter-rater reliabilityIdiopathic scoliosisRetrospective cohort studyPosterior instrumented fusionExclusion of patientsSagittal Cobb anglePosterior spinal fusionIntra-rater reliabilityCohort studyInstrumented fusionAIS patientsSingle institutionPostoperative filmsSpinal fusionCobb angleUpright filmsPoor visualizationPatientsDiagnosisMortality Rates Associated With Odontoid and Subaxial Cervical Spine Fractures.
Miller CP, Golinvaux NS, Brubacher JW, Bohl DD, Deng Y, Grauer JN. Mortality Rates Associated With Odontoid and Subaxial Cervical Spine Fractures. The American Journal Of Orthopedics 2015, 44: e173-9. PMID: 26047001.Peer-Reviewed Original ResearchConceptsCervical spine fracturesSpine fracturesSex-matched counterpartsMortality rateSubaxial fracturesGeneral populationSubaxial cervical spine fracturesAge-matched dataAge-matched menNational Death IndexMortality of menRetrospective reviewDeath IndexEmergency departmentCervical spineLevel IDeath recordsElderly personsOlder individualsSurvivalMonthsDevastating consequencesFracturesAgeMen
2014
Predicting Radiographic Changes at the First Visit Following Operative Repair of Distal Radius Fractures
Bohl DD, Lese AB, Patterson JT, Grauer JN, Dodds SD. Predicting Radiographic Changes at the First Visit Following Operative Repair of Distal Radius Fractures. The Journal Of Hand Surgery 2014, 40: 49-56. PMID: 25443168, DOI: 10.1016/j.jhsa.2014.08.038.Peer-Reviewed Original ResearchConceptsInitial postoperative visitDistal radius fracturesPostoperative visitRadiographic changesOperative repairClinical assessmentInitial visitRadius fracturesSubsequent visitsNegative clinical assessmentNormal postoperative painPositive clinical assessmentPostoperative painDistal radiusBony healingFirst visitPatientsFracture siteClinical notesVisitsAdditional radiographic changesRepairRadiographyFracturesCrepitus
2013
Recovery Room Radiographs Not Found to Have Incremental Utility Above Intraoperative Images After Lumbar Fusion Procedures
Bohl DD, Gruskay JA, Miller CP, Varthi A, Ruiz FK, Whang PG, Grauer JN. Recovery Room Radiographs Not Found to Have Incremental Utility Above Intraoperative Images After Lumbar Fusion Procedures. Spine 2013, 38: 1927-1933. PMID: 23883831, DOI: 10.1097/brs.0b013e3182a527be.Peer-Reviewed Original ResearchConceptsLumbar fusion proceduresLumbar interbody fusionClinical utilityRecovery roomInterbody fusionFusion proceduresSurgical constructTransforaminal lumbar interbody fusionAnterior lumbar interbody fusionAnterior-posterior fusionRetrospective case seriesPosterolateral lumbar fusionLow clinical utilityPlain film imagesRecovery room radiographsIntraoperative imagesIncremental clinical utilityCase seriesConsecutive seriesLumbar fusionBACKGROUND DATAIntraoperative fluoroscopic imagesWound closureRadiation exposureIncremental utility
2012
Routine Anteroposterior Radiographs Have Limited Utility for Patients After Anterior Cervical Decompression and Fusion
Blizzard DJ, Hustedt JW, Bohl DD, Telles CJ, Grauer JN. Routine Anteroposterior Radiographs Have Limited Utility for Patients After Anterior Cervical Decompression and Fusion. Spine 2012, 37: 1904-1908. PMID: 22565385, DOI: 10.1097/brs.0b013e31825bcce3.Peer-Reviewed Original ResearchConceptsAnterior cervical decompressionLateral filmsCervical decompressionAP filmsInstrumented vertebral bodyRetrospective case seriesLast followSerial followCase seriesFirst followBACKGROUND DATAClinical valueAnteroposterior radiographsPatientsSpine surgeonsDiagnostic utilityInstrumented levelsVertebral bodyAP viewACDFImplant relativeRadiation exposureAnteroposteriorFollowImaging seriesRecovery Room Radiographs After Total Hip Arthroplasty Tradition vs Utility?
Ndu A, Jegede K, Bohl DD, Keggi K, Grauer JN. Recovery Room Radiographs After Total Hip Arthroplasty Tradition vs Utility? The Journal Of Arthroplasty 2012, 27: 1051-1056. PMID: 22305435, DOI: 10.1016/j.arth.2011.12.020.Peer-Reviewed Original Research
2011
Reproducibility of Radiographic Measurements for Subaxial Cervical Spine Trauma
Bono CM, Schoenfeld A, Rampersaud R, Levi A, Grauer J, Arnold P, Fehlings M, Dvorak M, Vaccaro AR. Reproducibility of Radiographic Measurements for Subaxial Cervical Spine Trauma. Spine 2011, 36: 1374-1379. PMID: 21587104, DOI: 10.1097/brs.0b013e318221e169.Peer-Reviewed Original ResearchConceptsSubaxial cervical spine traumaVertebral body height lossCervical spine traumaSpine traumaPlain radiographsComputed tomographyHeight lossRadiographic measurementsAnterior vertebral body height lossSubaxial cervical spine injuriesSpine Trauma Study GroupCervical plain radiographsCervical spine injurySubaxial cervical injuriesImportance of imagingVertebral body translationPlain radiographic measurementsCT imagesCervical injuryPosterior tangent methodSpine injuriesRadiographic evaluationBACKGROUND DATAStudy groupKyphosis measurement
2009
The Assessment of Cervical Foramina With Oblique Radiographs: The Effect of Film Angle on Foraminal Area
Simpson AK, Sabino J, Whang P, Emerson JW, Grauer JN. The Assessment of Cervical Foramina With Oblique Radiographs: The Effect of Film Angle on Foraminal Area. Clinical Spine Surgery A Spine Publication 2009, 22: 21-25. PMID: 19190430, DOI: 10.1097/bsd.0b013e3181639b62.Peer-Reviewed Original ResearchConceptsForaminal areaEntire cervical spineCervical spineForaminal dimensionsCervical foraminaCervical radiographsOblique radiographsCervical spine levelsHuman cadaveric cervical spinesCadaveric cervical spine specimensUpper cervical spineCadaveric cervical spinesGood interobserver reliabilityCervical spine specimensRadiographic evaluationC7-T1BACKGROUND DATASpine levelRadiographsInterobserver reliabilityRight sideSpineForamen sizeSpine specimensFreehand methodReviewer’s comment concerning “the effect of intraoperative skeletal (skull-femoral) traction in apical vertebral rotation” by St Lewis et al. (MS-no: ESJO-D-08-00312R1)
Grauer JN. Reviewer’s comment concerning “the effect of intraoperative skeletal (skull-femoral) traction in apical vertebral rotation” by St Lewis et al. (MS-no: ESJO-D-08-00312R1). European Spine Journal 2009, 18: 357-357. PMID: 19172310, PMCID: PMC2899421, DOI: 10.1007/s00586-009-0882-3.Commentaries, Editorials and Letters
2008
The Radiation Exposure Associated With Cervical and Lumbar Spine Radiographs
Simpson AK, Whang PG, Jonisch A, Haims A, Grauer JN. The Radiation Exposure Associated With Cervical and Lumbar Spine Radiographs. Clinical Spine Surgery A Spine Publication 2008, 21: 409-412. PMID: 18679095, DOI: 10.1097/bsd.0b013e3181568656.Peer-Reviewed Original ResearchMeSH KeywordsCervical VertebraeFemaleHumansLumbar VertebraeMaleRadiation DosageRadiographyRetrospective StudiesConceptsEffective radiation dosesLumbar spine radiographsSpine radiographsRadiation dosesRadiation doseLumbar spineLateral radiographsChest X-ray resultsLateral lumbar filmsRadiation exposureEvaluation of patientsAmount of radiationCervical spine filmsInitial imaging modalityChest X-rayX-ray resultsCross-sectional studyGreater radiation exposureLateral cervical radiographsEffective radiation doseOrders of magnitudeX-rayEmitted radiation doseSpinal complaintsPlain radiographsQuantifying the Effects of Degeneration and Other Patient Factors on Lumbar Segmental Range of Motion Using Multivariate Analysis
Bible JE, Simpson AK, Emerson JW, Biswas D, Grauer JN. Quantifying the Effects of Degeneration and Other Patient Factors on Lumbar Segmental Range of Motion Using Multivariate Analysis. Spine 2008, 33: 1793-1799. PMID: 18628713, DOI: 10.1097/brs.0b013e31817b8f3a.Peer-Reviewed Original ResearchConceptsBody mass indexLumbar ROMKellgren scoreMultivariate analysisSignificant negative associationSegmental ROML5-S1L4-L5Segmental rangeL3-L4L2-L3Negative associationMultivariate regression analysisPatient factorsRetrospective reviewMass indexClinical variablesUnivariate analysisBACKGROUND DATAFlexion/extensionSignificant associationL1-S1Role of ageInterobserver reliabilityDegenerationQuantifying the Effects of Age, Gender, Degeneration, and Adjacent Level Degeneration on Cervical Spine Range of Motion Using Multivariate Analyses
Simpson AK, Biswas D, Emerson JW, Lawrence BD, Grauer JN. Quantifying the Effects of Age, Gender, Degeneration, and Adjacent Level Degeneration on Cervical Spine Range of Motion Using Multivariate Analyses. Spine 2008, 33: 183-186. PMID: 18197104, DOI: 10.1097/brs.0b013e31816044e8.Peer-Reviewed Original Research
2007
The Utility of Dynamic Flexion-Extension Radiographs in the Initial Evaluation of the Degenerative Lumbar Spine
Hammouri QM, Haims AH, Simpson AK, Alqaqa A, Grauer JN. The Utility of Dynamic Flexion-Extension Radiographs in the Initial Evaluation of the Degenerative Lumbar Spine. Spine 2007, 32: 2361-2364. PMID: 17906579, DOI: 10.1097/brs.0b013e318155796e.Peer-Reviewed Original ResearchConceptsDynamic flexion-extension radiographsFlexion-extension radiographsDegenerative lumbar spineInitial evaluationRadiographic seriesLumbar spineLateral radiographsRetrospective radiographic reviewDynamic radiographsRadiographic reviewStanding anteroposteriorRadiograph seriesClinical managementLumbar complaintsBACKGROUND DATAInclusion criteriaInitial courseMost surgeonsDynamic filmsRadiographsLateral filmsAnteroposteriorPotential roleSpineLumbar images
2006
Confusion Regarding Mechanisms of Injury in the Setting of Thoracolumbar Spinal Trauma: A Survey of the Spine Trauma Study Group (STSG)
Schweitzer KM, Vaccaro AR, Lee JY, Grauer JN. Confusion Regarding Mechanisms of Injury in the Setting of Thoracolumbar Spinal Trauma: A Survey of the Spine Trauma Study Group (STSG). Clinical Spine Surgery A Spine Publication 2006, 19: 528-530. PMID: 17021418, DOI: 10.1097/01.bsd.0000211219.28566.d0.Peer-Reviewed Original ResearchConceptsSpine Trauma Study GroupInjury mechanismStudy groupThoracolumbar Injury Severity ScoreInjury Severity ScoreMechanism of injuryThoracolumbar Injury Classification SystemPosterior ligamentous complex disruptionThoracolumbar spinal traumaComplex injury patternsFlexion-compression injuriesPercent of physiciansThoracolumbar spine injuriesInjury classification systemPosterior ligamentous complexFisher's exact testNeurologic statusSpine injuriesInjury patternsSeverity scoreClinical examinationSpinal traumaObjective findingsThoracolumbar injuriesLigamentous complexThe Contemporary Treatment of Odontoid Injuries
Maak TG, Grauer JN. The Contemporary Treatment of Odontoid Injuries. Spine 2006, 31: s53-s60. PMID: 16685237, DOI: 10.1097/01.brs.0000217941.55817.52.Peer-Reviewed Original ResearchConceptsType II fracturesOdontoid fracturesTreatment optionsOptimal treatmentAnterior odontoid fixationNonoperative treatment optionsII fracturesCervical spine fracturesOperative treatment optionsNoncontiguous fracturesOdontoid fixationNeurologic injurySpine fracturesAppropriate imagingCervical spineClinical studiesExternal immobilizationBACKGROUND DATAClinical problemContemporary treatmentInjuryCurrent conceptsPertinent literatureTreatmentType I
2004
Evaluation of a Novel Pedicle Probe for the Placement of Thoracic and Lumbosacral Pedicle Screws
Grauer JN, Vaccaro AR, Brusovanik G, Girardi FP, Silveri CP, Cammisa FP, Kwon BK, Beiner JM, Albert TJ, Hilibrand AS, Scuderi GJ. Evaluation of a Novel Pedicle Probe for the Placement of Thoracic and Lumbosacral Pedicle Screws. Clinical Spine Surgery A Spine Publication 2004, 17: 492-497. PMID: 15570120, DOI: 10.1097/01.bsd.0000112046.36255.58.Peer-Reviewed Original ResearchComparison of Posterolateral Lumbar Fusion Rates of Grafton Putty and OP-1 Putty in an Athymic Rat Model
Bomback DA, Grauer JN, Lugo R, Troiano N, Patel TCh, Friedlaender GE. Comparison of Posterolateral Lumbar Fusion Rates of Grafton Putty and OP-1 Putty in an Athymic Rat Model. Spine 2004, 29: 1612-1617. PMID: 15284503, DOI: 10.1097/01.brs.0000132512.53305.a1.Peer-Reviewed Original ResearchConceptsOP-1 PuttyFusion rateSpine fusion modelManual palpationOP-1Posterolateral lumbar spine fusionLumbar spine fusionSimilar fusion ratesAthymic nude ratsSpine fusion ratesLumbar fusion ratesAthymic rat modelIntertransverse process fusionBone graft alternativesInflammatory responseRat modelBACKGROUND DATASpine fusionStudy groupNude ratsOsteogenic protein-1Athymic ratsFusion massOsteoinductive productsGraft alternativesDevelopment of a New Zealand White Rabbit Model of Spinal Pseudarthrosis Repair and Evaluation of the Potential Role of OP-1 to Overcome Pseudarthrosis
Grauer JN, Vaccaro AR, Kato M, Kwon BK, Beiner JM, Patel TC, Hilibrand AS, Chiba K, Albert TJ. Development of a New Zealand White Rabbit Model of Spinal Pseudarthrosis Repair and Evaluation of the Potential Role of OP-1 to Overcome Pseudarthrosis. Spine 2004, 29: 1405-1412. PMID: 15223930, DOI: 10.1097/01.brs.0000129028.25671.96.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBone Morphogenetic Protein 7Bone Morphogenetic ProteinsCotinineDrug Evaluation, PreclinicalFemaleHumansIliumInfusion Pumps, ImplantableLumbar VertebraeNicotinePostoperative ComplicationsPseudarthrosisRabbitsRadiographyRecombinant ProteinsSingle-Blind MethodSpinal DiseasesSpinal FusionTransforming Growth Factor betaTransplantation, AutologousWound HealingConceptsNew Zealand white rabbitsPosterolateral lumbar fusionOsteogenic protein-1Zealand white rabbitsLumbar fusionPseudarthrosis repairFusion massFusion rateWhite rabbitsManual palpationIliac crest autograftNew Zealand white rabbit modelTreatment of pseudarthrosesRabbit fusion modelWhite rabbit modelPresence of nicotineCrest autograftBACKGROUND DATAPseudarthrosesComputed tomographyAnimal modelsRabbit modelAutograftGraftWeeksPosterolateral lumbar fusions in athymic rats: characterization of a model
Grauer JN, Bomback DA, Lugo R, Troiano NW, Patel TC, Friedlaender GE. Posterolateral lumbar fusions in athymic rats: characterization of a model. The Spine Journal 2004, 4: 281-286. PMID: 15125850, DOI: 10.1016/j.spinee.2003.10.001.Peer-Reviewed Original ResearchConceptsPosterolateral lumbar fusion modelAthymic ratsManual palpationPosterolateral lumbar fusionL4-L5 levelSmall animal modelsPotential inflammatory responseLumbar fusionInflammatory responseSpinal fusionHistology resultsAutograft fusionAnimal modelsFusion rateOsteoinductive productsRatsIntertransverse fusionPalpationSurvival surgeryGraftWeeksComparison of FusionSpontaneous fusionLimited utilityXenogenic proteins
2003
Radiographic Analysis of Transforaminal Lumbar Interbody Fusion for the Treatment of Adult Isthmic Spondylolisthesis
Kwon BK, Berta S, Daffner SD, Vaccaro AR, Hilibrand AS, Grauer JN, Beiner J, Albert TJ. Radiographic Analysis of Transforaminal Lumbar Interbody Fusion for the Treatment of Adult Isthmic Spondylolisthesis. Clinical Spine Surgery A Spine Publication 2003, 16: 469-476. PMID: 14526196, DOI: 10.1097/00024720-200310000-00006.Peer-Reviewed Original Research