ArticleGastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association2019
Conversion gastrectomy for stage IV unresectable gastric cancer: a GIRCG retrospective cohort study.
Article in Gastric cancer : official journal of the International Gastric Cancer Association and the Japanese Gastric Cancer Association, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.
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44 citing papers in PubMed.
- Conversion therapy with sintilimab combined with chemotherapy and apatinib in stage IV gastric cancer.International journal of cancer · 2025Trial
- Treatment Limitations and Missing Information in Peritoneal Metastatic Gastric Cancer.Cancers · 2026Review
- Postoperative chemotherapy after conversion surgery for clinical stage IV gastric cancer: a propensity score-matched analysis.International journal of clinical oncology · 2025Article
- Advancing gastric cancer treatment: A comprehensive review of hyperthermic intraperitoneal chemotherapy's role and outcomes.World journal of clinical oncology · 2025Article
- Single centre experience with conversion surgery for advanced and metastatic gastric cancer in Slovakia.Scientific reports · 2025Article
- Gastric cancer liver metastases in China: a real-world, multicentre, prospective, observational cohort study protocol.BMJ open · 2025Article
- Analysis of the safety and efficacy of laparoscopic gastrojejunostomy following neoadjuvant chemotherapy for gastric pyloric obstruction.Frontiers in oncology · 2025Article
- Intratumoral CXCL13Journal for immunotherapy of cancer · 2024Article
- Macroscopic type is implicated in the prognostic impact of initial chemotherapy on peritoneal lavage cytology-positive gastric cancer with no other noncurative factors.International journal of clinical oncology · 2024Article
- Prognostic factors of conversion surgery for stage IV gastric cancer: A multi-institutional retrospective analysis.Annals of gastroenterological surgery · 2024Article
- Clinical impact of very early recurrence after conversion surgery for stage IV gastric cancer.Annals of gastroenterological surgery · 2024Article
- Imaging Evaluation of Peritoneal Metastasis: Current and Promising Techniques.Korean journal of radiology · 2024Review
- Who are optimal candidates for primary tumor resection in patients with metastatic gastric adenocarcinoma? A population-based study.PloS one · 2024Article
- Conversion surgery for stage IV gastric cancer after third-line immunotherapy: a case report.Frontiers in oncology · 2024Article
- Machine learning-based dynamic predictive models for prognosis and treatment decisions in patients with liver metastases from gastric cancer.American journal of cancer research · 2024Article
- Development and validation of a nomogram to predict the survival and estimate surgical benefits for gastric cancer with liver metastasis receiving primary tumor resection.Frontiers in oncology · 2024Article
- Analysis of the therapeutic effect and influencing factors on unresectable gastric cancer treated with conversion therapy.Frontiers in oncology · 2024Article
- Nomogram models for predicting overall and cancer-specific survival in early-onset gastric cancer patients: a population-based cohort study.American journal of cancer research · 2024Article
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Abstract
backgroundThe aim of this study is to report the experience with conversion surgery from six Gruppo Italiano Ricerca Cancro Gastrico (GIRCG) centers, focusing our analysis on factors affecting survival and the risk of recurrence.
methodsA retrospective, multicenter cohort study was performed in patients who had undergone conversion gastrectomy between 2005 and 2017. Data were extracted from a GIRCG database including all metastatic gastric cancer patients submitted to surgery. Only stage IV unresectable tumors/metastases which became resectable after chemotherapy were included in this analysis.
resultsForty-five resected M1 patients were included in the analysis. Reasons for being deemed unresectable at diagnosis were peritoneal involvement (PCI > 6) (n = 38, 84.4%), distant metastatic nodes (n = 3, 6.6%) and extensive liver involvement (n = 4, 8.8%). Median follow-up was 25 months (IQR 9-50). Median overall survival from surgery was 15 months and 1-, 3- and 5-year survivals were 57.2, 36.1 and 24%, respectively. Median progression-free survival was 12 months with 1- and 3-year survival of 46.4 and 33.9%, respectively. At cox regression analysis the only independent prognostic factor for OS was the presence of more than one type of metastasis (HR 4.41, 95% CI 1.72-11.3, p = 0.002). A positive microscopic resection margin was the only risk factor for recurrence (HR 5.72, 95% CI 1.04-31.4, p = 0.045).
conclusionsUnresectable stage IV GC patients could benefit from radical surgery after chemotherapy and achieve long survivals. The main prognostic factor for these patients was the presence of more than one type of extra-gastric metastatic involvement.
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