Featured Publications
The Current Proposed Total Hip Arthroplasty Surgical Planning Guidelines Based on Classification of Spine Stiffness May be Flawed Due to Incorrect Assumptions
Pour A, Green J, Christensen T, Muthusamy N, Schwarzkopf R. The Current Proposed Total Hip Arthroplasty Surgical Planning Guidelines Based on Classification of Spine Stiffness May be Flawed Due to Incorrect Assumptions. The Journal Of Arthroplasty 2023, 38: 1075-1081. PMID: 36863577, PMCID: PMC10200739, DOI: 10.1016/j.arth.2023.02.063.Peer-Reviewed Original ResearchConceptsSagittal pelvic tiltTotal hip arthroplastyPostoperative changesSacral slopeHip arthroplastyPrimary total hip arthroplastyPreoperative planningPossible postoperative changesSignificant postoperative changesPreoperative planning toolFull-body imagingPostoperative measurementsPreoperative radiographsRetrospective analysisPelvic tiltPatientsCurrent classificationNormal spineSpine stiffnessStiff spinePosthoc power analysisSignificant differencesT-testArthroplastyRadiographsHip Abduction Can Be Considered the Sole Posterior Precaution Strategy to Lower the Rate of Impingement After Posterior Approach Total Hip Arthroplasty With Large Femoral Head: A Computer Simulation Study
Eslam Pour A, Tung W, Donnelley C, Tommasini S, Wiznia D. Hip Abduction Can Be Considered the Sole Posterior Precaution Strategy to Lower the Rate of Impingement After Posterior Approach Total Hip Arthroplasty With Large Femoral Head: A Computer Simulation Study. The Journal Of Arthroplasty 2023, 38: 1385-1391. PMID: 36709882, PMCID: PMC10257737, DOI: 10.1016/j.arth.2023.01.027.Peer-Reviewed Original ResearchConceptsTotal hip arthroplastyAnterior pelvic tilt angleHip abductionPelvic tilt angleHip arthroplastyHip precautionsPosterior approach total hip arthroplastyPrimary total hip arthroplastyAnterior inferior iliac spineLarger prosthetic headsHip internal rotationRisk of dislocationHip external rotationCup anteversion angleLarge femoral headsAbsolute riskBony impingementHip flexionIliac spineFemoral headExternal rotationProsthetic headAnteversion anglePatientsAcetabular implants
2024
How Do Spino-pelvic Characteristics Change Post-Total Hip Arthroplasty? A Longitudinal Assessment Raising Awareness of The Postoperative Period
Pour A, Innmann M, Reichel F, Schaper B, Renkawitz T, Merle C, Grammatopoulos G. How Do Spino-pelvic Characteristics Change Post-Total Hip Arthroplasty? A Longitudinal Assessment Raising Awareness of The Postoperative Period. The Journal Of Arthroplasty 2024 PMID: 38460739, DOI: 10.1016/j.arth.2024.02.079.Peer-Reviewed Original ResearchSacral slopePre-THAPelvic incidenceLumbar lordosisProximal femoral anglePost-THAYears post-THASpino-pelvic parametersPelvic tilt changesPre-operative planning toolFixed-flexion contracturesPost-total hip arthroplastyStanding lumbar lordosisPreoperative measurementsPostoperative periodPatient characteristicsClinical valuePatientsUnilateral THABiplanar imagingLongitudinal assessmentFemoral angle
2017
Delayed-Onset Sciatic Nerve Palsy After Periacetabular Osteotomy
Leunig M, Vigdorchik JM, Eslam Pour A, Willi-Dähn S, Ganz R. Delayed-Onset Sciatic Nerve Palsy After Periacetabular Osteotomy. JBJS Case Connector 2017, 7: e9. PMID: 29244691, DOI: 10.2106/jbjs.cc.16.00084.Peer-Reviewed Original ResearchConceptsSciatic nervePeriacetabular osteotomySciatic nerve palsySciatic nerve injurySevere hip dysplasiaSoft tissue retractionRetroacetabular osteotomiesNerve palsyNerve injuryAdolescent patientsIndirect injurySurgical correctionDirect injuryBone spursHip dysplasiaAcetabular fragmentInjuryOsteotomyPatientsNerveDirect damageIschialPalsyDysplasiaHip