2024
Oncogenic aberrations in primary gastric cancer tumors to predict metachronous peritoneal metastasis.
Zhao J, Huang K, Chia D, Law J, Tan A, So J, Tan P, Sundar R. Oncogenic aberrations in primary gastric cancer tumors to predict metachronous peritoneal metastasis. Journal Of Clinical Oncology 2024, 42: 392-392. DOI: 10.1200/jco.2024.42.3_suppl.392.Peer-Reviewed Original ResearchPeritoneal metastasisPrimary tumorWhole-exome sequencingARID1A mutationsGastric cancerMedian follow-up durationGS tumorsPrimary tumors of patientsMetachronous peritoneal metastasesAssociated with PMFollow-up durationGastric cancer tumorsPoor survival outcomesPrimary GC tumorsMetachronous PMAdvanced tumorsCDH1 mutationsSurgical resectionOncogenic aberrationsSurvival outcomesClinical outcomesPoor prognosisFollowed-upProspective cohortRHOA mutationsUnveiling the prognostic significance of malignant ascites in advanced gastrointestinal cancers: a marker of peritoneal carcinomatosis burden
Provenzano L, Gwee Y, Conca V, Lonardi S, Bozzarelli S, Tamburini E, Passardi A, Zaniboni A, Tosi F, Aprile G, Nasca V, Boccaccino A, Ambrosini M, Vetere G, Carullo M, Guaglio M, Battaglia L, Zhao J, Chia D, Yong W, Tan P, So J, Kim G, Shabbir A, Ong C, Casella F, Cremolini C, Bencivenga M, Sundar R, Pietrantonio F. Unveiling the prognostic significance of malignant ascites in advanced gastrointestinal cancers: a marker of peritoneal carcinomatosis burden. Therapeutic Advances In Medical Oncology 2024, 16: 17588359241289517. PMID: 39502404, PMCID: PMC11536604, DOI: 10.1177/17588359241289517.Peer-Reviewed Original ResearchMetastatic colorectal cancerMetastatic gastric cancerMetastatic gastric cancer patientsPeritoneal metastasisMalignant ascitesAdvanced gastrointestinal cancerSurvival outcomesMedian peritoneal cancer index scoreGastrointestinal cancerPeritoneal cancer index scoreGastric cancerMetastatic colorectal cancer patientsSubgroup of patientsMedian OSProgression-freeOverall survivalSystemic therapyPrognostic significancePatient survivalAscites groupPoor outcomeRetrospective analysisColorectal cancerRandomized trialsAscites
2023
Indirect Treatment Comparison of First-Line CDK4/6-Inhibitors in Post-Menopausal Patients with HR+/HER2− Metastatic Breast Cancer
Zhao J, Fong K, Chan Y, Tey J, Dawood S, Lee S, Finn R, Sundar R, Lim J. Indirect Treatment Comparison of First-Line CDK4/6-Inhibitors in Post-Menopausal Patients with HR+/HER2− Metastatic Breast Cancer. Cancers 2023, 15: 4558. PMID: 37760527, PMCID: PMC10527344, DOI: 10.3390/cancers15184558.Peer-Reviewed Original ResearchProgression-free survivalPost-menopausal patientsIndirect treatment comparisonCDK4/6 inhibitorsHR+/HER2- MBCOS differenceOverall survivalSurvival outcomesEndpoint of progression-free survivalFirst-line aromatase inhibitorsProgression-free survival differenceHR+/HER2- metastatic breast cancerPhase III randomized trialComparison of survival outcomesMetastatic breast cancerKaplan-Meier OSTreatment of patientsCox proportional-hazards modelProportional-hazards modelTreatment comparisonsIndirect pairwise comparisonsMONALEESA-2OS benefitAromatase inhibitorsBreast cancer
2021
Low‐dose pembrolizumab in the treatment of advanced non‐small cell lung cancer
Low J, Huang Y, Sooi K, Ang Y, Chan Z, Spencer K, Jeyasekharan A, Sundar R, Goh B, Soo R, Yong W. Low‐dose pembrolizumab in the treatment of advanced non‐small cell lung cancer. International Journal Of Cancer 2021, 149: 169-176. PMID: 33634869, PMCID: PMC9545741, DOI: 10.1002/ijc.33534.Peer-Reviewed Original ResearchConceptsAdvanced non-small cell lung cancerNon-small cell lung cancerProgression-free survivalCell lung cancerFood and Drug AdministrationOverall survivalTreatment of advanced non-small cell lung cancerLung cancerDose of pembrolizumabImmune-related toxicitiesEffectiveness of pembrolizumabWeight-based dosingRetrospective observational studyNational University HospitalDegrees of cost savingsCost-minimisation analysisFixed doseSurvival outcomesAsian patientsNo significant differencePembrolizumabOncogenic driversSingle agentLow dosesRandomised trials
2020
Metformin and colorectal cancer: a systematic review, meta-analysis and meta-regression
Ng C, Jiang A, Toh E, Ng C, Ong Z, Peng S, Tham H, Sundar R, Chong C, Khoo C. Metformin and colorectal cancer: a systematic review, meta-analysis and meta-regression. International Journal Of Colorectal Disease 2020, 35: 1501-1512. PMID: 32592092, DOI: 10.1007/s00384-020-03676-x.Peer-Reviewed Original ResearchConceptsColorectal adenomasCancer incidenceImprove colorectal cancer outcomesNon-metformin usersColorectal cancerIncidence of colorectal adenomasMeta-analysisMetformin usersIncidence of colorectal cancerHazard ratioRisk ratioReducing colorectal adenomasColorectal cancer outcomesCRC-specific survivalCancer survival outcomesEffect of metformin useMetformin useSurvival outcomesAdvanced adenomasDiet-only treatmentDerSimonian and LairdCancer outcomesOverall survivalMethodsA database searchConclusionThis meta-analysis