2022
Analysis of Tumor Burden as a Biomarker for Patient Survival with Neuroendocrine Tumor Liver Metastases Undergoing Intra-Arterial Therapies: A Single-Center Retrospective Analysis
Miszczuk M, Chapiro J, Do Minh D, van Breugel JMM, Smolka S, Rexha I, Tegel B, Lin M, Savic LJ, Hong K, Georgiades C, Nezami N. Analysis of Tumor Burden as a Biomarker for Patient Survival with Neuroendocrine Tumor Liver Metastases Undergoing Intra-Arterial Therapies: A Single-Center Retrospective Analysis. CardioVascular And Interventional Radiology 2022, 45: 1494-1502. PMID: 35941241, PMCID: PMC9587516, DOI: 10.1007/s00270-022-03209-9.Peer-Reviewed Original ResearchConceptsNeuroendocrine tumor liver metastasesMedian overall survivalIntra-arterial therapyLow tumor burdenTumor burdenOverall survivalLiver metastasesPrognostic factorsTumor diameterTB groupLonger median overall survivalRetrospective single-center analysisSingle-center retrospective analysisHigh TB groupLow TB groupRespective hazard ratiosHigh tumor burdenSingle-center analysisIndependent prognostic factorStrong prognostic factorDrug-eluting beadsLargest liver lesionPrediction of survivalHazard ratioPatient survivalOptimization of the BCLC Staging System for Locoregional Therapy for Hepatocellular Carcinoma by Using Quantitative Tumor Burden Imaging Biomarkers at MRI.
Borde T, Nezami N, Laage Gaupp F, Savic LJ, Taddei T, Jaffe A, Strazzabosco M, Lin M, Duran R, Georgiades C, Hong K, Chapiro J. Optimization of the BCLC Staging System for Locoregional Therapy for Hepatocellular Carcinoma by Using Quantitative Tumor Burden Imaging Biomarkers at MRI. Radiology 2022, 304: 228-237. PMID: 35412368, PMCID: PMC9270683, DOI: 10.1148/radiol.212426.Peer-Reviewed Original ResearchConceptsMedian overall survivalAdvanced-stage hepatocellular carcinomaTransarterial chemoembolizationHepatocellular carcinomaBCLC BBCLC COverall survivalTumor burdenBarcelona Clinic Liver Cancer (BCLC) staging systemLiver Cancer staging systemCancer (AJCC) staging systemConventional transarterial chemoembolizationDrug-eluting beadsAllocation of patientsContrast-enhanced MRIBackground PatientsSurvival benefitRetrospective studyStaging systemC tumorsTumor volumePatientsHeterogeneous patientsMonthsChemoembolization
2021
Improved performance and consistency of deep learning 3D liver segmentation with heterogeneous cancer stages in magnetic resonance imaging
Gross M, Spektor M, Jaffe A, Kucukkaya AS, Iseke S, Haider SP, Strazzabosco M, Chapiro J, Onofrey JA. Improved performance and consistency of deep learning 3D liver segmentation with heterogeneous cancer stages in magnetic resonance imaging. PLOS ONE 2021, 16: e0260630. PMID: 34852007, PMCID: PMC8635384, DOI: 10.1371/journal.pone.0260630.Peer-Reviewed Original ResearchIdentifying enhancement-based staging markers on baseline MRI in patients with colorectal cancer liver metastases undergoing intra-arterial tumor therapy
Ghani MA, Fereydooni A, Chen E, Letzen B, Laage-Gaupp F, Nezami N, Deng Y, Gan G, Thakur V, Lin M, Papademetris X, Schernthaner RE, Huber S, Chapiro J, Hong K, Georgiades C. Identifying enhancement-based staging markers on baseline MRI in patients with colorectal cancer liver metastases undergoing intra-arterial tumor therapy. European Radiology 2021, 31: 8858-8867. PMID: 34061209, PMCID: PMC8848338, DOI: 10.1007/s00330-021-08058-7.Peer-Reviewed Original ResearchConceptsColorectal cancer liver metastasesCancer liver metastasesTotal tumor volumeIntra-arterial therapyTotal liver volumeLiver metastasesTumor volumeTumor burdenTumor diameterPatient survivalBaseline MRILiver volumeMultivariable Cox proportional hazards modelsKaplan-Meier survival curvesWhole liverCox proportional hazards modelKaplan-Meier methodPrognostic staging systemSurvival of patientsColorectal cancer metastasisMethodsThis retrospective studyPre-treatment MRIProportional hazards modelAppropriate cutoff valueHR 1.7
2020
Automated feature quantification of Lipiodol as imaging biomarker to predict therapeutic efficacy of conventional transarterial chemoembolization of liver cancer
Stark S, Wang C, Savic LJ, Letzen B, Schobert I, Miszczuk M, Murali N, Oestmann P, Gebauer B, Lin M, Duncan J, Schlachter T, Chapiro J. Automated feature quantification of Lipiodol as imaging biomarker to predict therapeutic efficacy of conventional transarterial chemoembolization of liver cancer. Scientific Reports 2020, 10: 18026. PMID: 33093524, PMCID: PMC7582153, DOI: 10.1038/s41598-020-75120-7.Peer-Reviewed Original ResearchConceptsConventional transarterial chemoembolizationLipiodol depositionTransarterial chemoembolizationLiver cancerPeripheral depositionLipiodol depositsTherapeutic efficacyNecrotic tumor areasBaseline MRITherapy optionsTumor responseTreatment responseTumor volumeLiver lesionsLipiodolH postTumor areaH-CTHounsfield unitsBiomarkersChemoembolizationHigh rateTumorsCancerImproved responseQuantitative volumetric assessment of baseline enhancing tumor volume as an imaging biomarker predicts overall survival in patients with glioblastoma
Auer TA, Della Seta M, Collettini F, Chapiro J, Zschaeck S, Ghadjar P, Badakhshi H, Florange J, Hamm B, Budach V, Kaul D. Quantitative volumetric assessment of baseline enhancing tumor volume as an imaging biomarker predicts overall survival in patients with glioblastoma. Acta Radiologica 2020, 62: 1200-1207. PMID: 32938221, DOI: 10.1177/0284185120953796.Peer-Reviewed Original ResearchConceptsProgression-free survivalOverall survivalTumor volumeGlioblastoma multiformeMagnetic resonance imagingMultivariable analysisCommon malignant primary brain tumorIntracranial progression-free survivalKarnofsky performance status scoreCranial magnetic resonance imagingMalignant primary brain tumorMedian overall survivalPerformance status scoreOS of patientsCox regression modelSignificant prognostic rolePrimary brain tumorsContrast-enhanced MRI sequencesQuantitative volumetric assessmentResection statusPrognostic roleMethyltransferase statusWorse prognosisEntire cohortNon-invasive methodQuantification of contrast-uptake as imaging biomarker for disease progression of renal cell carcinoma after tumor ablation
Tegel BR, Huber S, Savic LJ, Lin M, Gebauer B, Pollak J, Chapiro J. Quantification of contrast-uptake as imaging biomarker for disease progression of renal cell carcinoma after tumor ablation. Acta Radiologica 2020, 61: 1708-1716. PMID: 32216452, PMCID: PMC7529766, DOI: 10.1177/0284185120909964.Peer-Reviewed Original ResearchMeSH KeywordsAblation TechniquesAdultAgedAged, 80 and overBiomarkers, TumorCarcinoma, Renal CellContrast MediaDisease ProgressionFemaleHumansImaging, Three-DimensionalKidney NeoplasmsMaleMiddle AgedNeoplasm StagingRadiography, InterventionalRetrospective StudiesSensitivity and SpecificityTumor BurdenUltrasonography, InterventionalConceptsProgression-free survivalTotal tumor volumeRenal cell carcinomaCell carcinomaOdds ratioTumor volumeImaging biomarkersImage-guided thermal ablationPrognosis of patientsRENAL nephrometry scoreCox regression modelLargest tumor diameterLog-rank testKaplan-Meier plotsCross-sectional imagingSensitive imaging biomarkerMetastatic diseaseSecondary outcomesPrimary outcomeDistant metastasisNephrometry scoreTumor diameterOutcome parametersLesion vascularityTNM stage
2019
Comparing HCC arterial tumour vascularisation on baseline imaging and after lipiodol cTACE: how do estimations of enhancing tumour volumes differ on contrast-enhanced MR and CT?
Luedemann WM, Geisel D, Gebauer B, Schnapauff D, Chapiro J, Wieners G, Steffen I, Kahn J. Comparing HCC arterial tumour vascularisation on baseline imaging and after lipiodol cTACE: how do estimations of enhancing tumour volumes differ on contrast-enhanced MR and CT? European Radiology 2019, 30: 1601-1608. PMID: 31811428, DOI: 10.1007/s00330-019-06430-2.Peer-Reviewed Original ResearchConceptsLipiodol depositionNative CT scansTumor volumeTumour vascularisationTechnical successHCC patientsCE-CTCT scanDifferent imaging modalitiesImaging modalitiesContrast-enhanced CTContrast-enhanced MRPearson correlation coefficientBaseline imagingSubgroup analysisRespective regression coefficientsCT groupLinear regression analysisCE-MRICE-MRVascularisationCTContrast phasesPatientsCTACE
2016
Imaging Biomarkers of Tumor Response in Neuroendocrine Liver Metastases Treated with Transarterial Chemoembolization: Can Enhancing Tumor Burden of the Whole Liver Help Predict Patient Survival?
Sahu S, Schernthaner R, Ardon R, Chapiro J, Zhao Y, Sohn JH, Fleckenstein F, Lin M, Geschwind JF, Duran R. Imaging Biomarkers of Tumor Response in Neuroendocrine Liver Metastases Treated with Transarterial Chemoembolization: Can Enhancing Tumor Burden of the Whole Liver Help Predict Patient Survival? Radiology 2016, 283: 160838. PMID: 27831830, PMCID: PMC5425309, DOI: 10.1148/radiol.2016160838.Peer-Reviewed Original ResearchConceptsNeuroendocrine liver metastasesWorld Health OrganizationContrast material-enhanced magnetic resonance (MR) imagesFirst TACE procedureResponse Evaluation CriteriaKaplan-Meier curvesTreatment response biomarkersTransarterial chemoembolization proceduresInstitutional review boardFirst TACELiver methodLiver metastasesIndependent predictorsTumor burdenRetrospective studyTACE proceduresCox regressionOnly biomarkerSurvival differencesChemoembolization proceduresTreatment responseResponse biomarkersPatientsSolid tumorsNormal liverTransarterial Chemoembolization for the Treatment of Advanced-Stage Hepatocellular Carcinoma
Zhao Y, Duran R, Chapiro J, Sohn JH, Sahu S, Fleckenstein F, Smolka S, Pawlik TM, Schernthaner R, Zhao L, Lee H, He S, Lin M, Geschwind JF. Transarterial Chemoembolization for the Treatment of Advanced-Stage Hepatocellular Carcinoma. Journal Of Gastrointestinal Surgery 2016, 20: 2002-2009. PMID: 27714643, PMCID: PMC5106296, DOI: 10.1007/s11605-016-3285-x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAlpha-FetoproteinsAntineoplastic AgentsCarcinoma, HepatocellularChemoembolization, TherapeuticFemaleHumansLiver NeoplasmsMaleMiddle AgedNeoplasm StagingPortal VeinRetrospective StudiesRisk FactorsSurvival RateTreatment OutcomeTumor BurdenVenous ThrombosisYoung AdultConceptsPortal vein tumor thrombosisAdvanced-stage hepatocellular carcinomaTransarterial chemoembolizationHepatocellular carcinomaOverall survivalRisk scoreChild-Pugh A/BEastern Cooperative Oncology Group 0Child-Pugh B classLarge retrospective cohort studyRetrospective cohort studyAdvanced hepatocellular carcinomaStage hepatocellular carcinomaNumber of tumorsMedian OSCohort studyExtrahepatic metastasesSelect patientsTumor thrombosisImproved survivalPrognostic factorsTherapeutic recommendationsSurvival outcomesTumor sizeLonger survival3D Quantitative tumour burden analysis in patients with hepatocellular carcinoma before TACE: comparing single-lesion vs. multi-lesion imaging biomarkers as predictors of patient survival
Fleckenstein FN, Schernthaner RE, Duran R, Sohn JH, Sahu S, Zhao Y, Hamm B, Gebauer B, Lin M, Geschwind JF, Chapiro J. 3D Quantitative tumour burden analysis in patients with hepatocellular carcinoma before TACE: comparing single-lesion vs. multi-lesion imaging biomarkers as predictors of patient survival. European Radiology 2016, 26: 3243-3252. PMID: 26762942, PMCID: PMC4942412, DOI: 10.1007/s00330-015-4168-3.Peer-Reviewed Original ResearchConceptsHazard ratioOverall survivalTransarterial chemoembolizationBaseline MRIHepatocellular carcinomaTumor burdenDominant lesionTumor assessmentTumor volumeMultivariate cox proportional hazard ratiosCox proportional hazard ratiosCurrent radiological methodMethodsThis retrospective analysisProportional hazard ratiosBCLC staging systemKaplan-Meier plotsTumor diameterPatient survivalStaging systemHCC patientsMultiple lesionsLiver volumeRetrospective analysisLesion assessmentPatients
2015
Three-Dimensional Quantitative Assessment of Lesion Response to MR-guided High-Intensity Focused Ultrasound Treatment of Uterine Fibroids
Savic LJ, De Lin M, Duran R, Schernthaner RE, Hamm B, Geschwind JF, Hong K, Chapiro J. Three-Dimensional Quantitative Assessment of Lesion Response to MR-guided High-Intensity Focused Ultrasound Treatment of Uterine Fibroids. Academic Radiology 2015, 22: 1199-1205. PMID: 26160057, PMCID: PMC4546360, DOI: 10.1016/j.acra.2015.05.008.Peer-Reviewed Original ResearchAdultCohort StudiesContrast MediaFeasibility StudiesFemaleFollow-Up StudiesHigh-Intensity Focused Ultrasound AblationHumansImage Processing, Computer-AssistedImaging, Three-DimensionalLeiomyomaMagnetic Resonance Imaging, InterventionalMiddle AgedRemission InductionRetrospective StudiesTreatment OutcomeTumor BurdenUterine Neoplasms3D quantitative assessment of response to fractionated stereotactic radiotherapy and single-session stereotactic radiosurgery of vestibular schwannoma
Schneider T, Chapiro J, Lin M, Geschwind JF, Kleinberg L, Rigamonti D, Jusué-Torres I, Marciscano AE, Yousem DM. 3D quantitative assessment of response to fractionated stereotactic radiotherapy and single-session stereotactic radiosurgery of vestibular schwannoma. European Radiology 2015, 26: 849-857. PMID: 26139318, PMCID: PMC4698362, DOI: 10.1007/s00330-015-3895-9.Peer-Reviewed Original ResearchConceptsSingle-session stereotactic radiosurgeryTotal tumor volumeSignificant tumor shrinkageVestibular schwannomaTumor shrinkageStereotactic radiotherapyTumor volumeRadiation therapyStereotactic radiosurgeryT1-weighted contrast-enhanced MRISubsequent microsurgical resectionTumor-related symptomsSporadic vestibular schwannomaContrast-enhanced MRIFSRT groupRadiological progressionMicrosurgical resectionClinical outcomesSRS groupRetrospective analysisResponse assessmentPatientsVolumetric assessmentFSRTSchwannomaEarly 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 role
2014
Identifying Staging Markers for Hepatocellular Carcinoma before Transarterial Chemoembolization: Comparison of Three-dimensional Quantitative versus Non–three-dimensional Imaging Markers
Chapiro J, Duran R, Lin M, Schernthaner RE, Wang Z, Gorodetski B, Geschwind JF. Identifying Staging Markers for Hepatocellular Carcinoma before Transarterial Chemoembolization: Comparison of Three-dimensional Quantitative versus Non–three-dimensional Imaging Markers. Radiology 2014, 275: 438-47. PMID: 25531387, PMCID: PMC4409467, DOI: 10.1148/radiol.14141180.Peer-Reviewed Original ResearchConceptsUnresectable hepatocellular carcinomaTransarterial chemoembolizationHepatocellular carcinomaTumor diameterHazard ratioTumor responseTumor volumeResponse rateCox proportional hazard ratiosStaging markersTumor response rateProportional hazard ratiosResponse Evaluation CriteriaSurvival of patientsKaplan-Meier analysisSingle-institution analysisBaseline magnetic resonance imagesHigh response rateInstitutional review boardOverall survivalLiver (EASL) guidelinesPatient cohortImaging markerRadiologic measurementsLarge lesionsSystemic Delivery of Microencapsulated 3-Bromopyruvate for the Therapy of Pancreatic Cancer
Chapiro J, Sur S, Savic LJ, Ganapathy-Kanniappan S, Reyes J, Duran R, Thiruganasambandam SC, Moats CR, Lin M, Luo W, Tran PT, Herman JM, Semenza GL, Ewald AJ, Vogelstein B, Geschwind JF. Systemic Delivery of Microencapsulated 3-Bromopyruvate for the Therapy of Pancreatic Cancer. Clinical Cancer Research 2014, 20: 6406-6417. PMID: 25326230, PMCID: PMC4300523, DOI: 10.1158/1078-0432.ccr-14-1271.Peer-Reviewed Original ResearchConceptsPancreatic ductal adenocarcinomaSuit-2 cell lineOrthotopic xenograft mouse modelBioluminescence imagingFavorable toxicity profileSublethal drug concentrationsAnti-invasive effectsXenograft mouse modelPDAC cell linesCell linesXenograft tumor modelHalf maximal inhibitory concentrationStrong anticancer effectsPancreatic cancerClinical trialsDuctal adenocarcinomaMouse modelToxicity profileIC50 profileTherapeutic efficacyMatrigel invasionVivo efficacyBLI signalMatrigel assaysMiaPaCa-2