2019
MAPT promoter CpG island hypermethylation is associated with poor prognosis in patients with stage II colorectal cancer
Wang C, Liu Y, Guo W, Zhu X, Ahuja N, Fu T. MAPT promoter CpG island hypermethylation is associated with poor prognosis in patients with stage II colorectal cancer. Cancer Management And Research 2019, 11: 7337-7343. PMID: 31496795, PMCID: PMC6689138, DOI: 10.2147/cmar.s206731.Peer-Reviewed Original ResearchStage II colorectal cancerColorectal cancerFive-year overall survival rateStage II CRC patientsOverall survival rateCox regression analysisImportant prognostic variablesProximal colon tumorsCpG island methylator phenotype (CIMP) statusMicrotubule-associated protein tauCIMP-high tumorsPromoter CpG islandsCRC patientsWorse prognosisPoor prognosisPrognostic valuePrognostic markerPrognostic variablesPatientsHigh tumorSurvival rateAlzheimer's diseaseColon tumorsMultivariate analysisProtein tau
2017
Neutrophil-to-lymphocyte Ratio is a Predictive Marker for Invasive Malignancy in Intraductal Papillary Mucinous Neoplasms of the Pancreas
Gemenetzis G, Bagante F, Griffin JF, Rezaee N, Javed AA, Manos LL, Lennon AM, Wood LD, Hruban RH, Zheng L, Zaheer A, Fishman EK, Ahuja N, Cameron JL, Weiss MJ, He J, Wolfgang CL. Neutrophil-to-lymphocyte Ratio is a Predictive Marker for Invasive Malignancy in Intraductal Papillary Mucinous Neoplasms of the Pancreas. Annals Of Surgery 2017, 266: 339-345. PMID: 27631774, DOI: 10.1097/sla.0000000000001988.Peer-Reviewed Original ResearchConceptsIntraductal papillary mucinous neoplasmPapillary mucinous neoplasmInvasive carcinomaPredictive nomogramLymphocyte ratioMucinous neoplasmsInvasive malignancyPredictive markerMain pancreatic duct dilatationEnhanced solid componentLymphocyte ratio valuesIndependent predictive markerFurther prospective studiesPancreatic duct dilatationInflammatory markersSurgical resectionDuct dilatationNLR valuesOverall survivalProspective studyPancreatic cancerC-indexCarcinomaMultivariate analysisPatients
2016
Tumors with unmethylated MLH1 and the CpG island methylator phenotype are associated with a poor prognosis in stage II colorectal cancer patients
Fu T, Liu Y, Li K, Wan W, Pappou EP, Iacobuzio-Donahue CA, Kerner Z, Baylin SB, Wolfgang CL, Ahuja N. Tumors with unmethylated MLH1 and the CpG island methylator phenotype are associated with a poor prognosis in stage II colorectal cancer patients. Oncotarget 2016, 5: 86480-86489. PMID: 27880934, PMCID: PMC5349928, DOI: 10.18632/oncotarget.13441.Peer-Reviewed Original ResearchConceptsDisease-free survivalStage II colorectal cancer patientsStage II CRC patientsCpG island methylator phenotypeMLH1 methylation statusColorectal cancer patientsOverall survivalLymphovascular invasionCRC patientsCancer patientsMucin productionMethylator phenotypeKaplan-Meier analysisPoor clinical outcomeMethylation statusDuodenal adenocarcinomaClinical outcomesAggressive featuresPoor prognosisPrognostic valuePatient subgroupsTumor locationMultivariate analysisPatientsM groupIGFBP-3 Gene Methylation in Primary Tumor Predicts Recurrence of Stage II Colorectal Cancers
Fu T, Pappou EP, Guzzetta AA, de Freitas Calmon M, Sun L, Herrera A, Li F, Wolfgang CL, Baylin SB, Iacobuzio-Donahue CA, Tong W, Ahuja N. IGFBP-3 Gene Methylation in Primary Tumor Predicts Recurrence of Stage II Colorectal Cancers. Annals Of Surgery 2016, 263: 337-344. PMID: 25822686, PMCID: PMC4648704, DOI: 10.1097/sla.0000000000001204.Peer-Reviewed Original ResearchConceptsStage II colorectal cancerRisk of recurrenceIGFBP-3 methylationLymph nodesColorectal cancerHazard ratioPrimary tumorHigh riskIndependent cohortFive-year recurrence-free survival ratesRecurrence-free survival ratesHigh-risk patientsSignificant prognostic factorsIdentification of patientsProportional hazards modelIGFBP-3Prognostic factorsTumor characteristicsPredicts RecurrenceHazards modelPatientsRecurrenceSurvival rateMultivariate analysisSurgery
2015
Early hospital readmission for gastrointestinal-related complications predicts long-term mortality after pancreatectomy
Hicks CW, Tosoian JJ, Craig-Schapiro R, Valero V, Cameron JL, Eckhauser FE, Hirose K, Makary MA, Pawlik TM, Ahuja N, Weiss MJ, Wolfgang CL. Early hospital readmission for gastrointestinal-related complications predicts long-term mortality after pancreatectomy. The American Journal Of Surgery 2015, 210: 636-642.e1. PMID: 26384793, PMCID: PMC4634566, DOI: 10.1016/j.amjsurg.2015.05.009.Peer-Reviewed Original ResearchConceptsEarly hospital readmissionHospital readmissionOverall mortalityLong-term mortalitySignificant independent predictorsBaseline group differencesPancreatectomy patientsIndependent predictorsPrognostic significanceInstitutional databaseRisk factorsPancreatectomyMultivariate analysisReadmissionMortalityComplicationsPatientsAdditional studiesGroup differencesStatewide datasetMorbiditySocial factors
2014
The Impact of Postoperative Complications on the Administration of Adjuvant Therapy Following Pancreaticoduodenectomy for Adenocarcinoma
Wu W, He J, Cameron JL, Makary M, Soares K, Ahuja N, Rezaee N, Herman J, Zheng L, Laheru D, Choti MA, Hruban RH, Pawlik TM, Wolfgang CL, Weiss MJ. The Impact of Postoperative Complications on the Administration of Adjuvant Therapy Following Pancreaticoduodenectomy for Adenocarcinoma. Annals Of Surgical Oncology 2014, 21: 2873-2881. PMID: 24770680, PMCID: PMC4454347, DOI: 10.1245/s10434-014-3722-6.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsChemotherapy, AdjuvantCombined Modality TherapyFemaleFollow-Up StudiesHumansMaleMiddle AgedNeoplasm StagingPancreatic NeoplasmsPancreaticoduodenectomyPostoperative ComplicationsPrognosisRadiotherapy, AdjuvantRetrospective StudiesSurvival RateConceptsAdjuvant therapyPostoperative complicationsMedian survivalMultivariate analysisClavien-Dindo complication gradeTherapy warrants further investigationMultimodality adjuvant therapyOverall complication rateMethodsA retrospective reviewGrade of complicationsLonger median survivalLength of stayWarrants further investigationAdjuvant chemotherapyMedian TTANeoadjuvant approachComplication gradeComplication rateSevere complicationsRetrospective reviewClinicopathological dataResultsA totalPancreaticoduodenectomyRadiation therapyComplications
2011
Duodenal Adenocarcinoma: Clinicopathologic Analysis and Implications for Treatment
Poultsides GA, Huang LC, Cameron JL, Tuli R, Lan L, Hruban RH, Pawlik TM, Herman JM, Edil BH, Ahuja N, Choti MA, Wolfgang CL, Schulick RD. Duodenal Adenocarcinoma: Clinicopathologic Analysis and Implications for Treatment. Annals Of Surgical Oncology 2011, 19: 1928-1935. PMID: 22167476, PMCID: PMC3663711, DOI: 10.1245/s10434-011-2168-3.Peer-Reviewed Original ResearchConceptsDuodenal adenocarcinomaOverall survivalLymph nodesMultivariate analysisInvolved lymph nodesSmall bowel adenocarcinomaEffective systemic therapyFive-year survivalOnly independent predictorProlongs overall survivalAmpulla of VaterConclusionsThe prognostic significanceAdjuvant chemoradiationBowel adenocarcinomaUnderwent pancreaticoduodenectomySystemic therapyAdequate lymphadenectomyIndependent predictorsLocal recurrenceNodal metastasisClinicopathologic analysisPrognostic significanceClinicopathologic variablesRare cancersAdenocarcinomaEarly-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection
Downing SR, Cadogan KA, Ortega G, Oyetunji TA, Siram SM, Chang DC, Ahuja N, Leffall LD, Frederick WA. Early-Stage Gallbladder Cancer in the Surveillance, Epidemiology, and End Results Database: Effect of Extended Surgical Resection. JAMA Surgery 2011, 146: 734-738. PMID: 21690451, DOI: 10.1001/archsurg.2011.128.Peer-Reviewed Original ResearchConceptsEarly-stage gallbladder cancerEnd Results (SEER) databaseMore lymph nodesLymph nodesGallbladder cancerSurgical resectionSurvival benefitT2 lesionsResults databaseMultivariate analysisDisease-positive lymph nodesPrimary gallbladder cancerExtended surgical resectionLN excisionOverall survivalSimple cholecystectomyAdvanced cancerFemale patientsCertain patientsRetrospective analysisSurgical proceduresSurvival advantagePatientsCancerResection
2010
Disparity in limb-salvage surgery among sarcoma patients
Downing S, Ahuja N, Oyetunji TA, Chang D, Frederick WA. Disparity in limb-salvage surgery among sarcoma patients. The American Journal Of Surgery 2010, 199: 549-553. PMID: 20359572, DOI: 10.1016/j.amjsurg.2009.12.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAmputation, SurgicalAsianBlack or African AmericanFemaleHealth Services AccessibilityHealthcare DisparitiesHispanic or LatinoHumansLimb SalvageLogistic ModelsMaleMiddle AgedMultivariate AnalysisNeoadjuvant TherapyOdds RatioProportional Hazards ModelsRadiotherapy, AdjuvantSarcomaSEER ProgramUnited StatesWhite PeopleConceptsLimb-sparing proceduresLimb salvage surgeryLimb salvagePreoperative radiationSarcoma patientsAfrican AmericansEnd Results (SEER) databaseAfrican American patientsSpecific surgical proceduresWhite patientsResults databaseTreatment modalitiesAmerican patientsSurgical proceduresPatientsMultivariate analysisBivariate analysisLogistic regressionSalvageSurgerySurvivalRecent studiesPrevious studiesTumorsAmericans
2009
Prognostic Significance of Gremlin1 (GREM1) Promoter CpG Island Hypermethylation in Clear Cell Renal Cell Carcinoma
van Vlodrop IJ, Baldewijns MM, Smits KM, Schouten LJ, van Neste L, van Criekinge W, van Poppel H, Lerut E, Schuebel KE, Ahuja N, Herman JG, de Bruïne AP, van Engeland M. Prognostic Significance of Gremlin1 (GREM1) Promoter CpG Island Hypermethylation in Clear Cell Renal Cell Carcinoma. American Journal Of Pathology 2009, 176: 575-584. PMID: 20042676, PMCID: PMC2808066, DOI: 10.2353/ajpath.2010.090442.Peer-Reviewed Original ResearchConceptsClear cell renal cell carcinomaCell renal cell carcinomaRenal cell carcinomaCcRCC cell linesCell carcinomaIndependent patient seriesSignificant worse survivalMean vessel densityCell linesOverall survivalWorse survivalClinical outcomesPatient seriesTumor characteristicsPrognostic significanceTumor sizeBone morphogenetic protein antagonistFuhrman gradeMethylation-specific PCRUnivariate analysisVessel densityAngiogenic parametersMultivariate analysisActive angiogenesisTumor angiogenesis