2023
Risk of Contralateral Hip Fracture Following Initial Hip Fracture Among Geriatric Fragility Fracture Patients
Ratnasamy P, Rudisill K, Oghenesume O, Riedel M, Grauer J. Risk of Contralateral Hip Fracture Following Initial Hip Fracture Among Geriatric Fragility Fracture Patients. JAAOS Global Research And Reviews 2023, 7: e23.00001. PMID: 37428152, PMCID: PMC10332831, DOI: 10.5435/jaaosglobal-d-23-00001.Peer-Reviewed Original ResearchConceptsContralateral hip fractureInitial hip fractureKaplan-Meier survival analysisGeriatric hip fracturesHip fractureSurvival analysisFragility fracture patientsIndex hip fractureHip fracture fixationKaplan-Meier analysisBody mass indexMultivariate logistic regressionFracture patientsContralateral fractureIndependent predictorsGeriatric patientsHigh morbidityMass indexPatient mortalityFemale sexNational cohortRisk factorsFracture fixationMultivariate analysisLogistic regressionAspirin or Low-Molecular-Weight Heparin for Thromboprophylaxis after a Fracture.
Major Extremity Trauma Research Consortium (METRC), O'Toole RV, Stein DM, O'Hara NN, Frey KP, Taylor TJ, Scharfstein DO, Carlini AR, Sudini K, Degani Y, Slobogean GP, Haut ER, Obremskey W, Firoozabadi R, Bosse MJ, Goldhaber SZ, Marvel D, Castillo RC. Aspirin or Low-Molecular-Weight Heparin for Thromboprophylaxis after a Fracture. N Engl J Med 2023, 388: 203-213. PMID: 36652352, DOI: 10.1056/NEJMoa2205973.Peer-Reviewed Original Research
2022
Comparing Outcomes in Cemented and Press-Fit Hemiarthroplasty
Brand J, Ani L, Rankin KA, McLaughlin WM, Joo PY, Li DT, Riedel M, Leslie M. Comparing Outcomes in Cemented and Press-Fit Hemiarthroplasty. Journal Of The American Academy Of Orthopaedic Surgeons 2022, 30: 979-983. PMID: 35551159, DOI: 10.5435/jaaos-d-21-01178.Peer-Reviewed Original ResearchConceptsFemoral neck fracturesNeck fracturesRevision surgeryContralateral fractureHip fractureLonger survivalGeriatric femoral neck fracturesLevel 1 trauma centerSurgery-free survivalFragility hip fractureContralateral hip fractureStandard of careMajor end pointsDate of deathLonger survival timeMore comorbiditiesHospital lengthRepeat surgeryAnesthesiologists statusTrauma centerDecreased riskRepeat proceduresComparing outcomesGeriatric cohortSame hip
2021
Penetrating deep pelvic injury due to “less-lethal” beanbag munitions: a case report and policy implications
Schenck CS, Lokeshwar SD, Riedel MD, Davis KA. Penetrating deep pelvic injury due to “less-lethal” beanbag munitions: a case report and policy implications. Trauma Surgery & Acute Care Open 2021, 6: e000754. PMID: 34041366, PMCID: PMC8112415, DOI: 10.1136/tsaco-2021-000754.Peer-Reviewed Original ResearchSevere injuriesLethal munitionsExcellent functional outcomeCases of osteomyelitisPelvic abscessFunctional outcomeCase reportSurgical removalPelvic injuriesPermanent disabilityLong-term consequencesInjurySerious injuriesOsteomyelitisPatientsPublic healthRecent reportsReportAbscessDebridementPelvicCareAnalysis of Computed Tomography–Based Technique for Measuring Femoral Anteversion: Implications for Measuring Rotation After Femoral Intramedullary Nail Insertion
McAlister IP, Marchand LS, Napora JK, Riedel MD, Shannon SS, O'Hara NN, Langhammer CG, LeBrun C, Nascone JW, Sciadini MF, O'Toole RV. Analysis of Computed Tomography–Based Technique for Measuring Femoral Anteversion: Implications for Measuring Rotation After Femoral Intramedullary Nail Insertion. Journal Of Orthopaedic Trauma 2021, 35: 239-244. PMID: 32956208, DOI: 10.1097/bot.0000000000001969.Peer-Reviewed Original ResearchConceptsMagnitude of sideSide differenceIntraclass correlation coefficientMean sideComputed tomographyFemoral anteversionCross-sectional cohort studyInterobserver reliabilityAcademic trauma centerIntramedullary nail insertionFixed-effects modelCohort studyTrauma centerNail insertionCT scanRight sideIntraobserver reproducibilityAbsolute differenceAxial cutsAnteversionFemurPatientsScansSide variationTomography
2020
Measuring Lateral Screw Protuberance Is a Clinically Accurate Method for Quantifying Femoral Neck Shortening.
Sepehri A, Martinson J, Marchand LS, Riedel MD, McAlister IP, O'Hara NN, Stockton DJ, Slobogean GP. Measuring Lateral Screw Protuberance Is a Clinically Accurate Method for Quantifying Femoral Neck Shortening. Journal Of Orthopaedic Trauma 2020, 34: 600-605. PMID: 33065661, DOI: 10.1097/bot.0000000000001806.Peer-Reviewed Original ResearchConceptsFemoral neck shorteningFemoral neckAnterior-posterior radiographsExternal rotationFemoral rotationNeck shorteningC-arm fluoroscopyExtreme external rotationCancellous screwsFemoral shaftSecondary aimIntraclass coefficientInterobserver reliabilityNeckTime pointsInternal rotationSignificant differencesSawbone modelRadiographsExcellent reliabilityAgreement statisticsMeasurement techniquesShorteningSPM techniquesReliable assessmentBiomechanical comparison of distal femoral fracture fixation: Analysis of non‐locked, locked, and far‐cortical locked constructs
Riedel MD, Oppizzi G, O'Hara NN, Zhang C, Koh K, Slobogean GP, Zhang L, O'Toole RV. Biomechanical comparison of distal femoral fracture fixation: Analysis of non‐locked, locked, and far‐cortical locked constructs. Journal Of Orthopaedic Research® 2020, 38: 2573-2579. PMID: 32470168, DOI: 10.1002/jor.24756.Peer-Reviewed Original ResearchConceptsPlate constructDiaphyseal screwsFCL screwsFracture site displacementFracture siteCortical locking screwsPrimary outcome measureSupracondylar femoral fracturesDistal femoral fracture fixationFemoral fracture fixationFemoral fracturesOutcome measuresFracture healingLocking screwsFracture fixationNonlocking screwsNonlocking constructsFracture site stiffnessFracture gapLocked constructsRandom orderBiomechanical ComparisonBiomechanical propertiesScrewsSite stiffnessAnticoagulation Strategies for the Orthopaedic Surgeon: Reversal and Timelines.
Riedel MD, Watkins IT, McCormick JR, Van Lancker HP. Anticoagulation Strategies for the Orthopaedic Surgeon: Reversal and Timelines. Archives Of Bone And Joint Surgery 2020, 8: 457-460. PMID: 32766408, PMCID: PMC7358245, DOI: 10.22038/abjs.2019.44803.2222.Peer-Reviewed Original ResearchSystemic Parathyroid Hormone Enhances Fracture Healing in Multiple Murine Models of Type 2 Diabetes Mellitus
Alder K, White A, Chung Y, Lee I, Back J, Kwon H, Cahill S, Hao Z, Li L, Chen F, Lee S, Riedel M, Lee F. Systemic Parathyroid Hormone Enhances Fracture Healing in Multiple Murine Models of Type 2 Diabetes Mellitus. JBMR Plus 2020, 4: e10359. PMID: 32382692, PMCID: PMC7202418, DOI: 10.1002/jbm4.10359.Peer-Reviewed Original ResearchRisk of fractureFracture healingMurine modelType 2 diabetes mellitusPTH expressionEffects of hPTHIntermittent systemic administrationSuitable murine modelPrevalence of T2DMAge-related osteoporosisDiabetes mellitusPresent studySystemic administrationSkeletal fragilityMultisystemic diseaseT2DMOsteoporotic phenotypeBone qualityBone fracturesCalcium homeostasisMesenchymal stem cellsBone phenotypeHormone productionHPTHHealingImplant Removal Matrix for the Upper Extremity Orthopedic Surgeon
Cronin PK, Watkins IT, Riedel M, Kaiser PB, Kwon JY. Implant Removal Matrix for the Upper Extremity Orthopedic Surgeon. Archives Of Bone And Joint Surgery 2020, 8: 99-111. PMID: 32090153, PMCID: PMC7007717, DOI: 10.22038/abjs.2019.36525.1962.Peer-Reviewed Original ResearchTibial Shaft Fractures: Intramedullary Nailing, In: Master Techniques in Orthopaedic Surgery: Fractures
Riedel MD, O’Toole, RV. Chapter 27: Tibial Shaft Fractures: Intramedullary Nailing, In: Master Techniques in Orthopaedic Surgery: Fractures, 4e. Gardner. Wolters Kluwer, 543-572, Dec 2020.ChaptersCalcaneus (Heel Bone) Fractures
Riedel MD. Calcaneus (Heel Bone) Fractures, In: OTA Patient Education Fracture Specific Handout Database. 2020Publications for non-academic audiences
2019
Consideration of medial anatomical structures at risk when placing quadricortical syndesmotic fixation: A cadaveric study
Kaiser PB, Riedel MD, Qudsi R, Watkins IT, Ghorbanhoseini M, Nazarian A, Kwon JY. Consideration of medial anatomical structures at risk when placing quadricortical syndesmotic fixation: A cadaveric study. Injury 2019, 51: 527-531. PMID: 31711653, DOI: 10.1016/j.injury.2019.10.009.Peer-Reviewed Original ResearchConceptsSaphenous neurovascular bundlePosterior tibial tendonSyndesmotic fixationAnatomic courseDistal tibiaSuture button deviceCadaveric ankle specimensQuadricortical fixationSurgical fixationDistal tibialMedial ankleNeurovascular bundleIatrogenic riskTibiotalar jointAnterior courseMedial aspectDistal extentSyndesmotic instabilityLateral radiographsCadaveric studyMedial sideAnkle specimensAnterior zoneZone 3TibiaWhat is Too Swollen? Correlation of Soft Tissue Swelling and Timing to Surgery with Acute Wound Complications for Operatively-Treated Lower Extremity Fractures
Riedel M, Parker A, Zheng M, Briceno J, Staffa S, Miller C, Kaiser P, Wu J, Zurakowski D, Kwon J. What is Too Swollen? Correlation of Soft Tissue Swelling and Timing to Surgery with Acute Wound Complications for Operatively-Treated Lower Extremity Fractures. Foot & Ankle Orthopaedics 2019, 4: 2473011419s00361. PMCID: PMC8697159, DOI: 10.1177/2473011419s00361.Peer-Reviewed Original ResearchWound complicationsTiming of surgeryLower extremity fracturesEdema indexExtremity fracturesRisk factorsAnkle fracturesTobacco historyPost-operative wound complicationsNon-modifiable risk factorsOverall wound complication ratePatient-specific risk factorsAcute wound complicationsWound complication riskIndependent risk factorWound complication rateSoft tissue edemaSoft-tissue swellingLower extremity traumaAssessment of swellingComplication rateContralateral extremityFracture careIndependent predictorsComplication riskSyndesmotic Fixation Utilizing a Novel Screw: A Retrospective Case Series Reporting Early Clinical and Radiographic Outcomes
Stenquist D, Velasco BT, Cronin PK, Briceño J, Miller CP, Riedel MD, Kwon JY. Syndesmotic Fixation Utilizing a Novel Screw: A Retrospective Case Series Reporting Early Clinical and Radiographic Outcomes. Foot & Ankle Specialist 2019, 13: 397-403. PMID: 31353946, DOI: 10.1177/1938640019866322.Peer-Reviewed Original ResearchConceptsRetrospective case seriesSyndesmotic fixationRadiographic outcomesCase seriesShort-term followFirst clinical dataAnkle fracturesAnatomical reductionRetrospective reviewPostoperative radiographsWeight bearingHardware removalBony erosionRadiographic parametersIntact screwsClinical dataSyndesmotic diastasisSyndesmotic disruptionInclusion criteriaLevel IVScrew breakageNovel screwAdequate fixationScrew looseningSimilar implantsCorrelation of Soft Tissue Swelling and Timing to Surgery With Acute Wound Complications for Operatively Treated Ankle and Other Lower Extremity Fractures
Riedel MD, Parker A, Zheng M, Briceno J, Staffa SJ, Miller CP, Kaiser PB, Wu JS, Zurakowski D, Kwon JY. Correlation of Soft Tissue Swelling and Timing to Surgery With Acute Wound Complications for Operatively Treated Ankle and Other Lower Extremity Fractures. Foot & Ankle International 2019, 40: 526-536. PMID: 30688533, DOI: 10.1177/1071100718820352.Peer-Reviewed Original ResearchConceptsWound complicationsTiming of surgeryLower extremity fracturesEdema indexAnkle fracturesExtremity fracturesRisk factorsComplication rateTobacco historyPatient-specific risk factorsAcute wound complicationsWound complication riskIndependent risk factorPostoperative wound complicationsProspective cohort studyWound complication rateNonmodifiable risk factorsSoft tissue edemaSoft-tissue swellingLower extremity traumaAssessment of swellingClosed ankleCohort studyContralateral extremityFracture careA Compatibility Guide for the Orthopaedic Surgeon Planning to Perform Hardware Removal Surgery.
Riedel MD, Cronin PK, Kaiser PB, Kwon JY. A Compatibility Guide for the Orthopaedic Surgeon Planning to Perform Hardware Removal Surgery. Journal Of The American Academy Of Orthopaedic Surgeons 2019, 27: e92-e95. PMID: 30212397, DOI: 10.5435/jaaos-d-17-00658.Peer-Reviewed Original Research
2018
Implant Removal Matrix for the Foot and Ankle Orthopaedic Surgeon
Kaiser PB, Watkins I, Riedel MD, Cronin P, Briceno J, Kwon JY. Implant Removal Matrix for the Foot and Ankle Orthopaedic Surgeon. Foot & Ankle Specialist 2018, 12: 79-97. PMID: 30132700, DOI: 10.1177/1938640018791015.Peer-Reviewed Original ResearchConsideration of Medial Anatomical Structures at Risk when Placing Quadricortical Syndesmotic Fixation
Kaiser P, Riedel M, Ghorbanhoseini M, Qudsi R, Kwon J. Consideration of Medial Anatomical Structures at Risk when Placing Quadricortical Syndesmotic Fixation. Foot & Ankle Orthopaedics 2018, 3: 2473011418s00275. DOI: 10.1177/2473011418s00275.Peer-Reviewed Original ResearchSaphenous neurovascular bundlePosterior tibialis tendonMedial distal tibiaSyndesmotic fixationLateral radiographsDistal tibiaQuadricortical fixationAnatomic courseTibialis tendonDistal extentFresh-frozen cadaveric feetAnterior tibialis tendonTrue lateral radiographsAnkle fracturesDistal tibialSurgical fixationMedial ankleNeurovascular bundleTibial shaftPosterior malleolusIatrogenic riskAnterior courseSuture buttonPlacement of hardwareNeurovascular structuresIatrogenic Fracture Gapping During Fixation of Jones Fractures
Kaiser P, Riedel M, Qudsi R, Kwon J. Iatrogenic Fracture Gapping During Fixation of Jones Fractures. Foot & Ankle Orthopaedics 2018, 3: 2473011418s00276. DOI: 10.1177/2473011418s00276.Peer-Reviewed Original ResearchIntramedullary screw fixationFracture gappingIntermetatarsal ligamentLigamentous attachmentsJones fracturesIatrogenic fractureDistal extentScrew fixationFracture displacementMetatarsal articulationsFresh-frozen cadaveric feetCadaveric modelCommon surgical methodIatrogenic distractionSurgical fixationIatrogenic displacementAnatomic alignmentSurgical methodsFracture locationGroup 2Intraoperative displacementAnatomic positionGroup 1Distal aspectCadaveric feet