2023
Association Between Metastatic Pattern and Prognosis in Stage IV Gastric Cancer: Potential for Stage Classification Reform
Zhan P, Canavan M, Ermer T, Pichert M, Li A, Maduka R, Udelsman B, Nemeth A, Boffa D. Association Between Metastatic Pattern and Prognosis in Stage IV Gastric Cancer: Potential for Stage Classification Reform. Annals Of Surgical Oncology 2023, 30: 4180-4191. PMID: 36869917, DOI: 10.1245/s10434-023-13287-9.Peer-Reviewed Original ResearchConceptsStage IV gastric cancerNonregional lymph nodesMultivariable Cox modelLymph nodesGastric cancerMetastatic patternCox modelStage IV gastric cancer patientsBetter median survivalNational Cancer DatabaseRetrospective cohort studyStage IV patientsKaplan-Meier curvesGastric cancer patientsPropensity score-matched sampleSingle organYears of ageDistant diseaseCohort studyIV patientsMedian survivalMetastatic diseaseMost patientsBetter prognosisSystemic organs
2022
Nonregional Lymph Nodes as the Only Metastatic Site in Stage IV Esophageal Cancer
Zhan P, Canavan M, Ermer T, Pichert M, Li A, Maduka R, Kaminski M, Boffa D. Nonregional Lymph Nodes as the Only Metastatic Site in Stage IV Esophageal Cancer. JTO Clinical And Research Reports 2022, 3: 100426. PMID: 36444359, PMCID: PMC9700291, DOI: 10.1016/j.jtocrr.2022.100426.Peer-Reviewed Original ResearchStage IV esophageal cancerNonregional lymph nodesEsophageal cancerSystemic metastasesLymph nodesMultiorgan metastasesOrgan metastasisSuperior survivalAcademic facility typesOnly metastatic siteNational Cancer DatabaseOutcomes of patientsPatients 18 yearsRetrospective cohort studyStage IV diseaseKaplan-Meier analysisSquamous cell carcinomaPropensity-matched sampleNonregional lymphCohort studyMetastatic involvementMetastatic sitesCell carcinomaCancer DatabaseCox model
2021
The Survival Advantage of Lobectomy over Wedge Resection Lessens as Health-Related Life Expectancy Decreases
Salazar MC, Canavan ME, Walters SL, Chilakamarry S, Ermer T, Blasberg JD, Yu JB, Gross CP, Boffa DJ. The Survival Advantage of Lobectomy over Wedge Resection Lessens as Health-Related Life Expectancy Decreases. JTO Clinical And Research Reports 2021, 2: 100143. PMID: 34590002, PMCID: PMC8474228, DOI: 10.1016/j.jtocrr.2021.100143.Peer-Reviewed Original ResearchStage I NSCLCWedge resectionSurveillance EpidemiologyMortality riskHigh riskSurvival advantageLife expectancyNational Cancer Institute's Surveillance EpidemiologyEnd Results-MedicareTreatment-naive patientsEarly-stage NSCLCRetrospective cohort studySuperior local controlShort life expectancyLife expectancy decreasesPerioperative complicationsCohort studyComorbid conditionsLung parenchymaLobectomyCox modelReasonable optionPatientsNSCLCLocal control