2019
Surgery Versus Surveillance for Well‐Differentiated, Nonfunctional Pancreatic Neuroendocrine Tumors: An 11‐Year Analysis of the National Cancer Database
Assi HA, Mukherjee S, Kunz PL, Machiorlatti M, Vesely S, Pareek V, Hatoum H. Surgery Versus Surveillance for Well‐Differentiated, Nonfunctional Pancreatic Neuroendocrine Tumors: An 11‐Year Analysis of the National Cancer Database. The Oncologist 2019, 25: e276-e283. PMID: 32043766, PMCID: PMC7011621, DOI: 10.1634/theoncologist.2019-0466.Peer-Reviewed Original ResearchConceptsNational Cancer DatabaseIndependent prognostic factorPancreatic neuroendocrine tumorsCharlson-Deyo comorbidity scoreNonfunctional pancreatic neuroendocrine tumorsImproved overall survivalSurgical resectionNF-PanNETOverall survivalPrognostic factorsTumor sizeNeuroendocrine tumorsActive surveillanceCancer DatabaseComorbidity scoreClinicopathologic characteristicsLarge tumorsTumor locationProspective randomized clinical trialsSafe approachActive interventionLarge asymptomatic tumorTumor size 1Underwent surgical resectionPatients' clinicopathologic characteristics
2018
Long-Term Survivors of Pancreatic Cancer
Kardosh A, Lichtensztajn DY, Gubens MA, Kunz PL, Fisher GA, Clarke CA. Long-Term Survivors of Pancreatic Cancer. Pancreas 2018, 47: 958-966. PMID: 30074526, PMCID: PMC6095724, DOI: 10.1097/mpa.0000000000001133.Peer-Reviewed Original ResearchConceptsLong-term survivalPancreatic cancerPancreatic adenocarcinomaCalifornia Cancer RegistryLong-term survivorsPancreatic cancer mortalityAsian/Pacific IslandersNational Cancer InstituteNon-Hispanic whitesAdjuvant chemotherapyUnresectable patientsBaseline characteristicsSurgical resectionTerm survivorsCancer RegistryPoor prognosisSurgical interventionCancer CenterCancer mortalityDegree of differentiationCancer InstituteSurvival rateYounger ageLogistic regressionPatients
2016
A Multi-institutional Analysis of Duodenal Neuroendocrine Tumors: Tumor Biology Rather than Extent of Resection Dictates Prognosis
Margonis GA, Samaha M, Kim Y, Postlewait LM, Kunz P, Maithel S, Tran T, Berger N, Gamblin TC, Mullen MG, Bauer TW, Pawlik TM. A Multi-institutional Analysis of Duodenal Neuroendocrine Tumors: Tumor Biology Rather than Extent of Resection Dictates Prognosis. Journal Of Gastrointestinal Surgery 2016, 20: 1098-1105. PMID: 27008594, DOI: 10.1007/s11605-016-3135-x.Peer-Reviewed Original ResearchConceptsDuodenal neuroendocrine tumorsLocal surgical resectionNeuroendocrine tumorsAdvanced tumor gradeEndoscopic resectionLymph nodesTumor gradeProcedure typeTumor biologyLonger hospital stayOutcomes of patientsSevere postoperative complicationsMetastatic lymph nodesLymph node metastasisMulti-institutional analysisMulti-institutional databaseWorse RFSHospital stayPerioperative complicationsPostoperative complicationsSurgical resectionClinicopathologic characteristicsNode metastasisMedian lengthPD patients
2013
Reassessment of the Current American Joint Committee on Cancer Staging System for Pancreatic Neuroendocrine Tumors
Qadan M, Ma Y, Visser BC, Kunz PL, Fisher GA, Norton JA, Poultsides GA. Reassessment of the Current American Joint Committee on Cancer Staging System for Pancreatic Neuroendocrine Tumors. Journal Of The American College Of Surgeons 2013, 218: 188-195. PMID: 24321190, DOI: 10.1016/j.jamcollsurg.2013.11.001.Peer-Reviewed Original ResearchConceptsPancreatic neuroendocrine tumorsAmerican Joint CommitteeStaging systemTNM systemOverall survivalSurgical resectionAJCC systemNeuroendocrine tumorsStage IIIJoint CommitteeCurative-intent surgical resectionEnd Results program dataStage IICurrent American Joint CommitteeCurrent AJCC staging systemCurrent AJCC systemDistant metastatic diseaseUnified staging systemDiscriminatory abilityCancer (AJCC) staging systemAJCC staging systemLymph node metastasisImproved discriminatory abilityNew TNM systemTNM subgroupsPancreatic neuroendocrine tumours: hypoenhancement on arterial phase computed tomography predicts biological aggressiveness
Worhunsky DJ, Krampitz GW, Poullos PD, Visser BC, Kunz PL, Fisher GA, Norton JA, Poultsides GA. Pancreatic neuroendocrine tumours: hypoenhancement on arterial phase computed tomography predicts biological aggressiveness. Hepato Pancreato Biliary 2013, 16: 304-311. PMID: 23991643, PMCID: PMC3967881, DOI: 10.1111/hpb.12139.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCell DifferentiationChi-Square DistributionFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMultivariate AnalysisNeuroendocrine TumorsPancreatectomyPancreatic NeoplasmsPredictive Value of TestsProportional Hazards ModelsRetrospective StudiesRisk FactorsTime FactorsTomography, X-Ray ComputedTreatment OutcomeConceptsPancreatic neuroendocrine tumorsOverall survivalArterial phasePre-operative decisionsSynchronous liver metastasesWorse overall survivalMultidisciplinary treatmentSurgical resectionIndependent predictorsLiver metastasesLymph nodesPoor outcomePrognostic significanceClinicopathological variablesNeuroendocrine tumorsCT appearancePancreatic adenocarcinomaBiological aggressivenessTumor enhancementMultivariate analysisTumorsHypoenhancementIntermediate gradeResectionPatients
2012
Seventh Edition (2010) of the AJCC/UICC Staging System for Gastric Adenocarcinoma: Is there Room for Improvement?
Patel MI, Rhoads KF, Ma Y, Ford JM, Visser BC, Kunz PL, Fisher GA, Chang DT, Koong A, Norton JA, Poultsides GA. Seventh Edition (2010) of the AJCC/UICC Staging System for Gastric Adenocarcinoma: Is there Room for Improvement? Annals Of Surgical Oncology 2012, 20: 1631-1638. PMID: 23149854, DOI: 10.1245/s10434-012-2724-5.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdolescentAdultAgedAged, 80 and overCaliforniaChemotherapy, AdjuvantFemaleGastrectomyHumansKaplan-Meier EstimateLymphatic MetastasisMaleMiddle AgedNeoplasm StagingProportional Hazards ModelsRadiotherapy, AdjuvantRetrospective StudiesStomach NeoplasmsTreatment OutcomeYoung AdultConceptsAJCC/UICC staging systemUICC staging systemStaging systemStage IBLymph nodesGastric adenocarcinomaAJCC/UICC stageAJCC/UICC systemCurative-intent surgical resectionSeventh editionKaplan-Meier methodOverall survival probabilityStatewide Health PlanningCancer registry dataNew grouping systemAdjuvant chemotherapyAdjuvant radiotherapySurgical resectionMedian ageUICC stageAsian patientsDischarge abstractsMedian numberRegistry dataGastric cancerA renaissance in therapeutic options for pancreatic neuroendocrine tumors.
Kunz PL. A renaissance in therapeutic options for pancreatic neuroendocrine tumors. American Society Of Clinical Oncology Educational Book 2012, 271-4. PMID: 24451747, DOI: 10.14694/edbook_am.2012.32.136.Peer-Reviewed Original ResearchProgression-free survivalPancreatic neuroendocrine tumorsNeuroendocrine tumorsTherapeutic optionsRandomized placebo-controlled studyPlacebo-controlled studyNovel therapeutic optionsChemotherapy backboneLocoregional diseaseAdvanced diseaseBiologic therapySurgical resectionSomatostatin analoguesClinical trialsDrug AdministrationU.S. FoodAntiproliferative agentsTumorsDiseaseFuture studiesResectionEverolimusSunitinibPatientsOptionsPancreatic Neuroendocrine Tumors: Radiographic Calcifications Correlate with Grade and Metastasis
Poultsides GA, Huang LC, Chen Y, Visser BC, Pai RK, Brooke Jeffrey R, Park WG, Chen AM, Kunz PL, Fisher GA, Norton JA. Pancreatic Neuroendocrine Tumors: Radiographic Calcifications Correlate with Grade and Metastasis. Annals Of Surgical Oncology 2012, 19: 2295-2303. PMID: 22396008, DOI: 10.1245/s10434-012-2305-7.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdenoma, Islet CellAdultAgedCalcinosisFemaleFollow-Up StudiesGastrinomaHumansInsulinomaLiver NeoplasmsLymphatic MetastasisMaleMiddle AgedNeoplasm StagingNeoplasms, Multiple PrimaryNeuroendocrine TumorsPancreatectomyPancreatic NeoplasmsPrognosisRetrospective StudiesStomach NeoplasmsTomography, X-Ray ComputedConceptsPancreatic neuroendocrine tumorsSynchronous liver metastasesLymph node metastasisLiver metastasesNode metastasisOverall survivalRadiographic calcificationsHigh-grade pancreatic neuroendocrine tumorsComputed tomography correlateIntermediate tumor gradeRegional lymph nodesPreoperative computed tomographyPresence of calcificationCurative intentFormal pancreatectomyMethodsFrom 1998Surgical resectionIndependent predictorsLymph nodesPrognostic significanceCalcified tumorClinicopathologic variablesNeuroendocrine tumorsPrimary tumorTumor grade
2010
Advances in the treatment of gastroenteropancreatic neuroendocrine tumors
Kunz PL, Fisher GA. Advances in the treatment of gastroenteropancreatic neuroendocrine tumors. Clinical And Experimental Gastroenterology 2010, Volume 3: 79-86. PMID: 21694850, PMCID: PMC3108662, DOI: 10.2147/ceg.s5928.Peer-Reviewed Original ResearchGastroenteropancreatic neuroendocrine tumorsSomatostatin analoguesNeuroendocrine tumorsTumor growthExcellent performance statusMainstay of treatmentNon-surgical therapyEnd-organ effectsExternal beam radiationNovel therapeutic trialsTyrosine kinase inhibitorsEarly promising resultsSecretion of peptidesSystemic chemotherapyLocoregional therapyPerformance statusMetastatic diseaseStandard chemotherapySurgical resectionMedical therapyTherapeutic trialsGEP-NETsTumor massMTOR inhibitorsAngiogenesis inhibitors