2019
Prostatic Artery Embolization Using 100–300-μm Trisacryl Gelatin Microspheres to Treat Lower Urinary Tract Symptoms Attributable to Benign Prostatic Hyperplasia: A Single-Center Outcomes Analysis with Medium-Term Follow-up
Ayyagari R, Powell T, Staib L, Chapiro J, Raja A, Bhatia S, Chai T, Schoenberger S, Devito R. Prostatic Artery Embolization Using 100–300-μm Trisacryl Gelatin Microspheres to Treat Lower Urinary Tract Symptoms Attributable to Benign Prostatic Hyperplasia: A Single-Center Outcomes Analysis with Medium-Term Follow-up. Journal Of Vascular And Interventional Radiology 2019, 31: 99-107. PMID: 31771896, DOI: 10.1016/j.jvir.2019.08.005.Peer-Reviewed Original ResearchMeSH KeywordsAcrylic ResinsAge FactorsAgedAged, 80 and overComorbidityCone-Beam Computed TomographyConnecticutEmbolization, TherapeuticGelatinHumansLower Urinary Tract SymptomsMaleMiddle AgedOrgan SizeParticle SizeProstateProstatic HyperplasiaQuality of LifeRecovery of FunctionRetrospective StudiesRisk FactorsTime FactorsTreatment OutcomeConceptsInternational Prostate Symptom ScoreLower urinary tract symptomsPost-void residualCharlson Comorbidity IndexProstatic artery embolizationProstate gland volumeMedian lobe enlargementBenign prostatic hyperplasiaTrisacryl gelatin microspheresArtery embolizationProstatic hyperplasiaGland volumeAdverse event recordingMedical therapy failureClavien-Dindo classificationProstate Symptom ScoreMedium-term followUrinary tract symptomsLower urinary tractMedium-term outcomesPost-procedure valuesQuality of lifeComorbidity indexTract symptomsConsecutive patientsProstatic Artery Embolization in Nonindex Benign Prostatic Hyperplasia Patients: Single-center Outcomes for Urinary Retention and Gross Prostatic Hematuria
Ayyagari R, Powell T, Staib L, Chapiro J, Perez-Lozada JC, Bhatia S, Chai T, Schoenberger S, Devito R. Prostatic Artery Embolization in Nonindex Benign Prostatic Hyperplasia Patients: Single-center Outcomes for Urinary Retention and Gross Prostatic Hematuria. Urology 2019, 136: 212-217. PMID: 31734349, DOI: 10.1016/j.urology.2019.11.003.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overArteriesEmbolization, TherapeuticHematuriaHumansMaleProstateProstatic DiseasesProstatic HyperplasiaRetrospective StudiesTreatment OutcomeUrinary RetentionConceptsProstatic artery embolizationBenign prostatic hyperplasia patientsProstatic hyperplasia patientsInternational Prostate Symptom ScoreProstatic hematuriaHyperplasia patientsUrinary retentionArtery embolizationPostvoid residualHematuria patientsSingle-center outcomesUrinary retention patientsClavien-Dindo classificationProstate Symptom ScoreQuality of lifeTransfusion rateGross hematuriaSH patientsUrinary infectionBladder irrigationGH patientsSymptom scoresUR patientsBladder tumorsDurable treatmentCase-Control Comparison of Conventional End-Hole versus Balloon-Occlusion Microcatheter Prostatic Artery Embolization for Treatment of Symptomatic Benign Prostatic Hyperplasia
Ayyagari R, Powell T, Staib L, Chapiro J, Schoenberger S, Devito R, Pollak J. Case-Control Comparison of Conventional End-Hole versus Balloon-Occlusion Microcatheter Prostatic Artery Embolization for Treatment of Symptomatic Benign Prostatic Hyperplasia. Journal Of Vascular And Interventional Radiology 2019, 30: 1459-1470. PMID: 31375451, DOI: 10.1016/j.jvir.2019.05.033.Peer-Reviewed Original ResearchConceptsProstatic artery embolizationBenign prostatic hyperplasiaEH groupArtery embolizationSymptomatic improvementAdverse eventsProstatic hyperplasiaInternational Prostate Symptom Score improvementTrial successSymptomatic benign prostatic hyperplasiaBO groupContrast material useProstatic artery anatomySymptom score improvementAdverse event ratesProcedural metricsResidual improvementCase-control comparisonClinical improvementRetrospective reviewArtery anatomyMicrocatheter selectionContrast materialScore improvementEvent ratesQuantitative Imaging Biomarkers for 90Y Distribution on Bremsstrahlung SPECT After Resin-Based Radioembolization
Schobert I, Chapiro J, Nezami N, Hamm CA, Gebauer B, Lin M, Pollak J, Saperstein L, Schlachter T, Savic LJ. Quantitative Imaging Biomarkers for 90Y Distribution on Bremsstrahlung SPECT After Resin-Based Radioembolization. Journal Of Nuclear Medicine 2019, 60: 1066-1072. PMID: 30655331, PMCID: PMC6681698, DOI: 10.2967/jnumed.118.219691.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngiographyBiomarkersCarcinoma, HepatocellularEmbolization, TherapeuticFeasibility StudiesFemaleHumansImaging, Three-DimensionalLiverLiver NeoplasmsMagnetic Resonance ImagingMaleMicrospheresMiddle AgedMultimodal ImagingPrognosisRegression AnalysisRetrospective StudiesTomography, Emission-Computed, Single-PhotonTomography, X-Ray ComputedTreatment OutcomeYttrium RadioisotopesConceptsNon-HCC patientsTransarterial radioembolizationHepatocellular carcinomaBaseline imagingTumor responseTumor volumeChild-Pugh class B patientsBaseline imaging featuresClass B patientsNormal liver ratiosTotal tumor volumeSPECT/CTContrast-enhanced MRIQuantitative European AssociationMultiphasic contrast-enhanced MRIInstitutional review boardHigh TNRPreprocedural MRIChild-PughB patientsLiver criteriaTumor burdenClinical parametersHepatic malignanciesRetrospective study
2017
C-Arm Cone Beam CT for Intraprocedural Image Fusion and 3D Guidance in Portal Vein Embolization (PVE)
Lüdemann WM, Böning G, Chapiro J, Jonczyk M, Geisel D, Schnapauff D, Wieners G, Schmelzle M, Chopra S, Günther RW, Gebauer B, Streitparth F. C-Arm Cone Beam CT for Intraprocedural Image Fusion and 3D Guidance in Portal Vein Embolization (PVE). CardioVascular And Interventional Radiology 2017, 41: 424-432. PMID: 28875339, DOI: 10.1007/s00270-017-1782-2.Peer-Reviewed Original ResearchConceptsPortal vein embolizationDose area productVein embolizationPuncture timeControl groupNeedle guidanceDifficult anatomic situationsIntervention-related complicationsTotal dose-area productPortal vein anatomyC-arm cone beamPortal vein accessC-arm cone-beam CTUse of USNumber of puncturesContrast-enhanced CBCTFuture liverLiver diseaseTechnical successVein accessUltrasound guidanceCE-CTVein anatomyAnatomic situationPuncture attempts
2016
Validation of the Hong Kong Liver Cancer Staging System in Determining Prognosis of the North American Patients Following Intra-arterial Therapy
Sohn JH, Duran R, Zhao Y, Fleckenstein F, Chapiro J, Sahu S, Schernthaner RE, Qian T, Lee H, Zhao L, Hamilton J, Frangakis C, Lin M, Salem R, Geschwind JF. Validation of the Hong Kong Liver Cancer Staging System in Determining Prognosis of the North American Patients Following Intra-arterial Therapy. Clinical Gastroenterology And Hepatology 2016, 15: 746-755.e4. PMID: 27847278, PMCID: PMC5823259, DOI: 10.1016/j.cgh.2016.10.036.Peer-Reviewed Original ResearchMeSH KeywordsAgedEmbolization, TherapeuticFemaleHumansLiver NeoplasmsMaleMiddle AgedNorth AmericaPrognosisRetrospective StudiesSeverity of Illness IndexConceptsLiver Cancer staging systemIntra-arterial therapyCancer (AJCC) staging systemHong Kong Liver Cancer (HKLC) staging systemStaging systemHepatocellular carcinomaSurvival timeBCLC systemPatient survival timeHKLC systemRetrospective analysisBarcelona Clinic Liver Cancer (BCLC) staging systemStage IVUnresectable hepatocellular carcinomaOverall survival timeKaplan-Meier estimatesDate of deathHepatitis CSystemic chemotherapyHepatitis BMost patientsUnresectable tumorsEntire cohortC-statisticHCC stage
2015
Multimodality Imaging of Ethiodized Oil-loaded Radiopaque Microspheres during Transarterial Embolization of Rabbits with VX2 Liver Tumors.
Tacher V, Duran R, Lin M, Sohn JH, Sharma KV, Wang Z, Chapiro J, Gacchina Johnson C, Bhagat N, Dreher MR, Schäfer D, Woods DL, Lewis AL, Tang Y, Grass M, Wood BJ, Geschwind JF. Multimodality Imaging of Ethiodized Oil-loaded Radiopaque Microspheres during Transarterial Embolization of Rabbits with VX2 Liver Tumors. Radiology 2015, 279: 741-53. PMID: 26678453, PMCID: PMC4886703, DOI: 10.1148/radiol.2015141624.Peer-Reviewed Original ResearchConceptsTransarterial embolizationLiver tumor modelFeeding arteriesContrast materialMultidetector CTEmbolic agentTumor modelRabbit VX2 liver tumor modelRadiopaque microspheresVX2 tumor-bearing rabbitsCone-beam CTContrast material washoutRabbit liver tumor modelVX2 liver tumor modelTumor feeding arteriesVX2 rabbit liver tumor modelMicro-CTHistologic examinationInstitutional Animal CareTumor enhancementKruskal-Wallis testScale scoreHistologic analysisEmbolizationCone beamSystematic review of catheter-based intra-arterial therapies in hepatocellular carcinoma: state of the art and future directions
Duran R, Chapiro J, Schernthaner RE, Geschwind JF. Systematic review of catheter-based intra-arterial therapies in hepatocellular carcinoma: state of the art and future directions. British Journal Of Radiology 2015, 88: 20140564. PMID: 25978585, PMCID: PMC4651391, DOI: 10.1259/bjr.20140564.Peer-Reviewed Original ResearchMeSH KeywordsAngiogenesis InhibitorsAntineoplastic AgentsCarcinoma, HepatocellularCatheter AblationChemoembolization, TherapeuticCombined Modality TherapyDiffusion of InnovationEmbolization, TherapeuticFemaleForecastingHumansInfusions, Intra-ArterialLiver NeoplasmsMaleMicrospheresNiacinamidePatient SelectionPhenylurea CompoundsRadiopharmaceuticalsSorafenibYttrium RadioisotopesConceptsIntra-arterial therapyHepatocellular carcinomaSecondary liver malignanciesManagement of patientsHealthy liver tissueLocoregional therapyLiver malignanciesClinical rationaleHigh doseInterventional oncologySystematic reviewAnticancer treatmentLiver tissueInvasive natureClinical achievementsChemoresistant cancersTherapyMedical communityPatientsCarcinomaTreatmentPivotal roleMalignancySorafenibCancerEarly survival prediction after intra-arterial therapies: a 3D quantitative MRI assessment of tumour response after TACE or radioembolization of colorectal cancer metastases to the liver
Chapiro J, Duran R, Lin M, Schernthaner R, Lesage D, Wang Z, Savic LJ, Geschwind JF. Early survival prediction after intra-arterial therapies: a 3D quantitative MRI assessment of tumour response after TACE or radioembolization of colorectal cancer metastases to the liver. European Radiology 2015, 25: 1993-2003. PMID: 25636420, PMCID: PMC4458393, DOI: 10.1007/s00330-015-3595-5.Peer-Reviewed Original ResearchConceptsIntra-arterial therapyColorectal liver metastasesTransarterial chemoembolizationPatient survivalHazard ratioLiver metastasesOverall survivalResponse assessmentVolumetric tumour response assessmentCox proportional hazard ratiosMethodsThis retrospective analysisProportional hazard ratiosKaplan-Meier analysisColorectal cancer metastasisTumor response assessmentTumor analysisEarly survival predictionQuantitative MRI assessmentMRI assessmentTumor responseLesion volumeRetrospective analysisMultivariate analysisPatientsPredictive roleThree-Dimensional Quantitative Assessment of Uterine Fibroid Response after Uterine Artery Embolization Using Contrast-Enhanced MR Imaging
Chapiro J, Duran R, Lin M, Werner JD, Wang Z, Schernthaner R, Savic LJ, Lessne ML, Geschwind JF, Hong K. Three-Dimensional Quantitative Assessment of Uterine Fibroid Response after Uterine Artery Embolization Using Contrast-Enhanced MR Imaging. Journal Of Vascular And Interventional Radiology 2015, 26: 670-678.e2. PMID: 25638750, PMCID: PMC4414730, DOI: 10.1016/j.jvir.2014.11.020.Peer-Reviewed Original Research
2014
Combination of intra-arterial therapies and sorafenib: Is there a clinical benefit?
Chapiro J, Duran R, Geschwind JF. Combination of intra-arterial therapies and sorafenib: Is there a clinical benefit? La Radiologia Medica 2014, 119: 476-482. PMID: 24894921, DOI: 10.1007/s11547-014-0413-0.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsBiomarkers, TumorCarcinoma, HepatocellularChemoembolization, TherapeuticEmbolization, TherapeuticHepatectomyHepatic ArteryHumansInfusions, Intra-ArterialLiver NeoplasmsMicrospheresNeoplasm StagingNiacinamidePhenylurea CompoundsRadiography, InterventionalSorafenibSurvival RateConceptsIntra-arterial therapySurvival benefitIntroduction of sorafenibLoco-regional approachesAdvanced stage diseaseSignificant survival benefitUnresectable hepatocellular carcinomaLocal tumor controlTreatment of patientsSequence of administrationConventional systemic chemotherapyInternational clinical trialsOral monotherapySystemic chemotherapyExciting new optionsClinical outcomesTransarterial chemoembolizationClinical benefitSafety profileTumor controlClinical trialsHepatocellular carcinomaNovel agentsPotential biomarkersSystemic toxicity