2024
Charting the metabolic biogeography of the colorectum in cancer: challenging the right sided versus left sided classification
Jain A, Morris M, Berardi D, Arora T, Domingo-Almenara X, Paty P, Rattray N, Kerekes D, Lu L, Khan S, Johnson C. Charting the metabolic biogeography of the colorectum in cancer: challenging the right sided versus left sided classification. Molecular Cancer 2024, 23: 211. PMID: 39342363, PMCID: PMC11438248, DOI: 10.1186/s12943-024-02133-5.Peer-Reviewed Original ResearchConceptsRectal cancerNormal mucosaMetabolite abundancePatient-matched tumorTumor-specific metabolitesMetabolic heterogeneityPatient survivalRectosigmoid colonSigmoid colonAnatomic subsitePatient-matched normal mucosaTransverse colonMetabolomic profilesAscending colonCRC biomarkersMetabolome DatabaseDescending colonMetabolite changesLeft-sidedRight-sidedColorectumRisk factorsMetabolome mapCancerTumorMo1492 EFFECTS OF THE HEALTH INSURANCE MARKETPLACE ON GASTROINTESTINAL CANCER SURGERY OUTCOMES
Butensky S, Kerekes D, Bakkila B, Kurbatov V, Kunstman J, Billingsley K, Khan S. Mo1492 EFFECTS OF THE HEALTH INSURANCE MARKETPLACE ON GASTROINTESTINAL CANCER SURGERY OUTCOMES. Gastroenterology 2024, 166: s-1891. DOI: 10.1016/s0016-5085(24)04833-9.Peer-Reviewed Original ResearchImmunotherapy Initiation at the End of Life in Patients With Metastatic Cancer in the US
Kerekes D, Frey A, Prsic E, Tran T, Clune J, Sznol M, Kluger H, Forman H, Becher R, Olino K, Khan S. Immunotherapy Initiation at the End of Life in Patients With Metastatic Cancer in the US. JAMA Oncology 2024, 10: 342-351. PMID: 38175659, PMCID: PMC10767643, DOI: 10.1001/jamaoncol.2023.6025.Peer-Reviewed Original ResearchNon-small cell lung cancerEnd of lifeMonth of deathImmunotherapy initiationCohort studyMAIN OUTCOMEStage IV non-small cell lung cancerCharlson-Deyo comorbidity indexHigh metastatic burdenInitiation of immunotherapyNational prescribing patternsRisk-adjusted patientsImmune checkpoint inhibitorsRetrospective cohort studyStage IV melanomaPercentage of patientsHigh-volume centersLocation of metastasesLow-volume centersOdds of deathCell lung cancerNational Clinical DatabaseLow-volume facilitiesDrug Administration approvalCheckpoint inhibitorsImmunotherapy utilization in stage IIIA melanoma: less may be more
Frey A, Kerekes D, Khan S, Tran T, Kluger H, Clune J, Ariyan S, Sznol M, Ishizuka J, Olino K. Immunotherapy utilization in stage IIIA melanoma: less may be more. Frontiers In Oncology 2024, 14: 1336441. PMID: 38380358, PMCID: PMC10876869, DOI: 10.3389/fonc.2024.1336441.Peer-Reviewed Original ResearchStage IIIA melanomaHigh-volume centersRisk-adjusted survivalLow-volume centersImmunotherapy utilizationAdjuvant immunotherapyStage IIIATreatment of stage III melanomaAcademic centersMultivariable Cox proportional hazards regressionStage III melanomaNational Cancer DatabaseStage III diseaseFactors associated with receiptCox proportional hazards regressionCompare patient outcomesProportional hazards regressionIII melanomaImmunotherapy receiptReceiving immunotherapyIII diseaseImmunotherapy agentsOverall survivalSurvival benefitAdjuvant treatmentPrecision Oncology in Gastrointestinal and Colorectal Cancer Surgery
McDonald H, Kerekes D, Kim J, Khan S. Precision Oncology in Gastrointestinal and Colorectal Cancer Surgery. Surgical Oncology Clinics Of North America 2024, 33: 321-341. PMID: 38401913, DOI: 10.1016/j.soc.2023.12.007.Peer-Reviewed Original Research
2023
Role of colectomy in the management of appendiceal tumors: a retrospective cohort study
Marks V, Kerekes D, Butensky S, Ahuja N, Johnson C, Turaga K, Khan S. Role of colectomy in the management of appendiceal tumors: a retrospective cohort study. BMC Gastroenterology 2023, 23: 398. PMID: 37978348, PMCID: PMC10655451, DOI: 10.1186/s12876-023-03019-4.Peer-Reviewed Original ResearchConceptsGoblet cell adenocarcinomaNon-mucinous adenocarcinomaRight hemicolectomyStage 2 diseaseNeuroendocrine neoplasmsTumor typesAppendiceal tumorsMucinous adenocarcinomaAppendiceal goblet cell adenocarcinomaRole of colectomyNational Cancer DatabasePostoperative hospital stayRetrospective cohort studyRisk-adjusted analysisRange of histologiesDifferent tumor typesConclusionsMost patientsHospital stayUnplanned readmissionCohort studySurgical treatmentHistologic typeSurgical outcomesCell adenocarcinomaCancer DatabaseImpact of COVID-19 on the gastrointestinal surgical oncology patient population
Bakkila B, Marks V, Kerekes D, Kunstman J, Salem R, Billingsley K, Ahuja N, Laurans M, Olino K, Khan S. Impact of COVID-19 on the gastrointestinal surgical oncology patient population. Heliyon 2023, 9: e18459. PMID: 37534012, PMCID: PMC10391949, DOI: 10.1016/j.heliyon.2023.e18459.Peer-Reviewed Original ResearchGI cancer surgeryPreoperative chemotherapyCancer surgerySurgical careCOVID-19 pandemicCOVID-19Tertiary referral centerOncology patient populationFirst COVID-19 waveGI cancer casesCOVID-19 burdenHigh COVID-19 burdenEmergency surgeryReferral centerCOVID-19 waveOncology visitsGastrointestinal cancerGI cancersPatient populationStudy criteriaCancer careTreatment characteristicsCancer casesCase volumePatientsSurgical treatment of stage IV gastroenteropancreatic neuroendocrine carcinoma: Experience and outcomes in the United States
Kerekes D, Frey A, Bakkila B, Kunstman J, Khan S. Surgical treatment of stage IV gastroenteropancreatic neuroendocrine carcinoma: Experience and outcomes in the United States. Journal Of Surgical Oncology 2023, 128: 790-802. PMID: 37435780, DOI: 10.1002/jso.27392.Peer-Reviewed Original ResearchConceptsGastroenteropancreatic neuroendocrine carcinomasGEP-NECSingle-site surgeryOverall survivalSurgical treatmentNeuroendocrine carcinomaMortality reductionSite surgeryPrimary siteNational Cancer DatabaseRetrospective cohort studyPrimary tumor typeSurgical resectionCohort studyAggressive diseaseSurgical interventionSurvival outcomesTreatment optionsCancer DatabaseSurgeryPatientsTumor typesNECStrongest predictorCarcinomaHepatopancreatobiliary malignancies: time to treatment matters
Kerekes D, Frey A, Bakkila B, Johnson C, Becher R, Billingsley K, Khan S. Hepatopancreatobiliary malignancies: time to treatment matters. Journal Of Gastrointestinal Oncology 2023, 0: 0-0. PMID: 37201090, PMCID: PMC10186552, DOI: 10.21037/jgo-22-1067.Peer-Reviewed Original ResearchTreatment initiationStage IHPB cancersStage I pancreatic cancerExtrahepatic bile duct cancerKaplan-Meier survival analysisHPB cancer patientsNational Cancer DatabaseRetrospective cohort studyBile duct cancerMedian treatment initiationHepatopancreatobiliary cancersMedian survivalCohort studyDuct cancerOverall survivalHispanic patientsEHBD cancerOncologic careBile ductCox regressionBlack raceCancer patientsDefinitive carePancreatic cancer
2022
Neoadjuvant vs Adjuvant Chemotherapy in Resected Ampullary Carcinoma: A Propensity-Matched Cohort Analysis
Kerekes D, Frey A, Becher R, Khan S. Neoadjuvant vs Adjuvant Chemotherapy in Resected Ampullary Carcinoma: A Propensity-Matched Cohort Analysis. Journal Of The American College Of Surgeons 2022, 235: s248-s249. DOI: 10.1097/01.xcs.0000894956.83552.8d.Peer-Reviewed Original ResearchEvaluation of Racial Disparities in Quality of Care for Patients With Gastrointestinal Tract Cancer Treated With Surgery
Bakkila BF, Kerekes D, Nunez-Smith M, Billingsley KG, Ahuja N, Wang K, Oladele C, Johnson CH, Khan SA. Evaluation of Racial Disparities in Quality of Care for Patients With Gastrointestinal Tract Cancer Treated With Surgery. JAMA Network Open 2022, 5: e225664. PMID: 35377425, PMCID: PMC8980937, DOI: 10.1001/jamanetworkopen.2022.5664.Peer-Reviewed Original ResearchConceptsGastrointestinal tract cancerNegative resection marginsTract cancerNegative surgical marginsBlack patientsAdequate lymphadenectomyWhite patientsQuality of careRacial disparitiesSurgical resectionResection marginsSurgical marginsSurgical careNational Cancer DatabaseRetrospective cohort studySite of cancerLonger median survivalHealth careStandard of careCommon age rangeSignificant racial disparitiesAdjuvant chemotherapyBiliary resectionAdjuvant therapyAdult patientsHSR22-125: Quality of Gastrointestinal Surgical Oncology Care According to Insurance Status
Bakkila B, Kerekes D, Johnson C, Khan S. HSR22-125: Quality of Gastrointestinal Surgical Oncology Care According to Insurance Status. Journal Of The National Comprehensive Cancer Network 2022, 20: hsr22-125. DOI: 10.6004/jnccn.2021.7261.Peer-Reviewed Original ResearchLipid Metabolism in Biliary Tract Cancer: A New Therapeutic Target?
Kerekes DM, Khan SA. Lipid Metabolism in Biliary Tract Cancer: A New Therapeutic Target? Annals Of Surgical Oncology 2022, 29: 2750-2751. PMID: 35243594, DOI: 10.1245/s10434-022-11383-w.Peer-Reviewed Original Research