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
2013
Incidence and prognostic impact of KRAS and BRAF mutation in patients undergoing liver surgery for colorectal metastases
Karagkounis G, Torbenson MS, Daniel HD, Azad NS, Diaz LA, Donehower RC, Hirose K, Ahuja N, Pawlik TM, Choti MA. Incidence and prognostic impact of KRAS and BRAF mutation in patients undergoing liver surgery for colorectal metastases. Cancer 2013, 119: 4137-4144. PMID: 24104864, PMCID: PMC3967132, DOI: 10.1002/cncr.28347.Peer-Reviewed Original ResearchConceptsColorectal liver metastasesSurgical therapyBRAF mutationsLiver metastasesKRAS statusPrognostic impactKRAS mutationsMolecular biomarkersThird of patientsRecurrence-free survivalKRAS gene mutationsPrognostic determinantsColorectal metastasesSurgical cohortWorse survivalClinicopathologic factorsIndependent predictorsCancer surgeryClinicopathologic featuresTumor numberPrognostic significanceBRAF analysisColorectal cancerLiver surgeryLower incidenceKRAS G>A mutation favors poor tumor differentiation but may not be associated with prognosis in patients with curatively resected duodenal adenocarcinoma
Fu T, Guzzetta AA, Jeschke J, Vatapalli R, Dave P, Hooker CM, Morgan R, Iacobuzio‐Donahue C, Liu B, Ahuja N. KRAS G>A mutation favors poor tumor differentiation but may not be associated with prognosis in patients with curatively resected duodenal adenocarcinoma. International Journal Of Cancer 2013, 132: 2502-2509. PMID: 23065691, PMCID: PMC3579006, DOI: 10.1002/ijc.27910.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaBiomarkers, TumorCell DifferentiationDNA, NeoplasmDuodenal NeoplasmsFemaleHumansMaleMicrosatellite RepeatsMiddle AgedMutationNeoplasm Recurrence, LocalNeoplasm StagingPolymerase Chain ReactionPrognosisProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)Ras ProteinsSurvival RateConceptsPoor tumor differentiationKRAS GPositive lymph nodesDuodenal adenocarcinomaKRAS mutationsTumor differentiationMutation carriersDistant relapseLymph nodesMultivariate logistic regression analysisShorter relapse-free survivalFuture staging systemsRelapse-free survivalShorter overall survivalPossible prognostic roleLogistic regression analysisCurative resectionPoor OSOverall survivalPrognostic roleTumor characteristicsClinical outcomesClinicopathological characteristicsPoor prognosisPrognostic significance
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 cancersAdenocarcinoma
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