Gastric Cancer最新文献

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Oncological similarities between large type 3 and type 4 tumors in patients with resectable gastric cancer: a propensity score-matched analysis of a multi-institutional dataset. 可切除胃癌患者中大型 3 型和 4 型肿瘤在肿瘤学上的相似性:对多机构数据集的倾向评分匹配分析。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 Epub Date: 2024-08-22 DOI: 10.1007/s10120-024-01546-x
Koki Nakanishi, Mitsuro Kanda, Seiji Ito, Yoshinari Mochizuki, Hitoshi Teramoto, Kiyoshi Ishigure, Toshifumi Murai, Takahiro Asada, Akiharu Ishiyama, Hidenobu Matsushita, Dai Shimizu, Chie Tanaka, Michitaka Fujiwara, Kenta Murotani, Yasuhiro Kodera
{"title":"Oncological similarities between large type 3 and type 4 tumors in patients with resectable gastric cancer: a propensity score-matched analysis of a multi-institutional dataset.","authors":"Koki Nakanishi, Mitsuro Kanda, Seiji Ito, Yoshinari Mochizuki, Hitoshi Teramoto, Kiyoshi Ishigure, Toshifumi Murai, Takahiro Asada, Akiharu Ishiyama, Hidenobu Matsushita, Dai Shimizu, Chie Tanaka, Michitaka Fujiwara, Kenta Murotani, Yasuhiro Kodera","doi":"10.1007/s10120-024-01546-x","DOIUrl":"10.1007/s10120-024-01546-x","url":null,"abstract":"<p><strong>Background: </strong>Large type 3 (diameter ≥ 8 cm) and type 4 gastric cancers have been arbitrarily combined in Japan as a single entity. However, whether these two types are oncologically similar remain unclear. This study aimed to clarify this issue.</p><p><strong>Methods: </strong>In this retrospective study, we analyzed a database of 3,575 patients from nine institutions who underwent gastrectomy between 2010 and 2014. Using propensity scores to balance significant variables, we compared prognoses and tumor recurrences.</p><p><strong>Results: </strong>Of patients with clinical T3/T4 who underwent R0 resection, 75 and 73 had large type 3 and 4 tumors, respectively. Patients with type 4 tumors had significantly lower overall survival rates than those of patients with large type 3 tumors (hazard ratio [HR] 1.77; 95% confidence interval [CI] 1.14-2.74). However, among the large type 3 tumors, a remarkable difference in prognosis was observed between the differentiated and undifferentiated histological types. A comparison was made between large type 3 with undifferentiated phenotype and type 4, each with 39 patients after propensity score matching. Outcomes in both groups were similar in terms of overall survival (HR 1.28; 95% CI 0.73-2.25) and relapse-free survival (HR 1.34; 95% CI 0.80-2.27). No statistically significant differences were observed in the incidence of peritoneal recurrence (35.9% vs. 46.1%, P = 0.36) and lymph node recurrence (25.6% vs. 12.8%, P = 0.15).</p><p><strong>Conclusions: </strong>Large type 3 tumors with undifferentiated phenotype and type 4 tumors were oncologically similar. This subgroup could be considered as a new entity for future clinical trials.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1331-1341"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11513756/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142035687","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction: Development of a reliable surgical quality assurance tool for gastrectomy in oncological trials. 更正:为肿瘤试验中的胃切除术开发可靠的手术质量保证工具。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 DOI: 10.1007/s10120-024-01547-w
A Harris, J B Butterworth, P R Boshier, S Mavroveli, B Vadhwana, C J Peters, B W Eom, C-C Yeh, S Mikhail, M Sasako, Y-W Kim, G B Hanna
{"title":"Correction: Development of a reliable surgical quality assurance tool for gastrectomy in oncological trials.","authors":"A Harris, J B Butterworth, P R Boshier, S Mavroveli, B Vadhwana, C J Peters, B W Eom, C-C Yeh, S Mikhail, M Sasako, Y-W Kim, G B Hanna","doi":"10.1007/s10120-024-01547-w","DOIUrl":"10.1007/s10120-024-01547-w","url":null,"abstract":"","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1350"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11513696/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142106604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Genomic events stratifying prognosis of early gastric cancer. 早期胃癌预后分层的基因组事件
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 Epub Date: 2024-07-19 DOI: 10.1007/s10120-024-01536-z
Chiara Molinari, Leonardo Solaini, Francesca Rebuzzi, Gianluca Tedaldi, Davide Angeli, Elisabetta Petracci, Dusan Prascevic, Jan Ewald, Erhard Rahm, Matteo Canale, Martinelli Giovanni, Anna Tomezzoli, Maria Bencivenga, Maria Raffaella Ambrosio, Daniele Marrelli, Paolo Morgagni, Giorgio Ercolani, Paola Ulivi, Luca Saragoni
{"title":"Genomic events stratifying prognosis of early gastric cancer.","authors":"Chiara Molinari, Leonardo Solaini, Francesca Rebuzzi, Gianluca Tedaldi, Davide Angeli, Elisabetta Petracci, Dusan Prascevic, Jan Ewald, Erhard Rahm, Matteo Canale, Martinelli Giovanni, Anna Tomezzoli, Maria Bencivenga, Maria Raffaella Ambrosio, Daniele Marrelli, Paolo Morgagni, Giorgio Ercolani, Paola Ulivi, Luca Saragoni","doi":"10.1007/s10120-024-01536-z","DOIUrl":"10.1007/s10120-024-01536-z","url":null,"abstract":"<p><strong>Background: </strong>The purpose of the study was to conduct a comprehensive genomic characterization of gene alterations, microsatellite instability (MSI), and tumor mutational burden (TMB) in submucosal-penetrating (Pen) early gastric cancers (EGCs) with varying prognoses.</p><p><strong>Methods: </strong>Samples from EGC patients undergoing surgery and with 10-year follow-up data available were collected. Tissue genomic alterations were characterized using Trusight Oncology panel (TSO500). Pathway instability (PI) scores for a selection of 218 GC-related pathways were calculated both for the present case series and EGCs from the TCGA cohort.</p><p><strong>Results: </strong>Higher age and tumor location in the upper-middle tract are significantly associated with an increased hazard of relapse or death from any cause (p = 0.006 and p = 0.032). Even if not reaching a statistical significance, Pen A tumors more frequently present higher TMB values, higher frequency of MSI-subtypes and an overall increase in PI scores, along with an enrichment in immune pathways. ARID1A gene was observed to be significantly more frequently mutated in Pen A tumors (p = 0.006), as well as in patients with high TMB (p = 0.027). Tumors harboring LRP1B alterations seem to have a higher hazard of relapse or death from any cause (p = 0.089), being mutated mainly in relapsed patients (p = 0.093).</p><p><strong>Conclusions: </strong>We found that the most aggressive subtype Pen A is characterized by a higher frequency of ARID1A mutations and a higher genetic instability, while LRP1B alterations seem to be related to a lower disease-free survival. Further investigations are needed to provide a rationale for the use of these markers to stratify prognosis in EGC patients.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1189-1200"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11513700/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141723409","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Increased cardiovascular disease risk among adolescents and young adults with gastric cancer. 患有胃癌的青少年和年轻人患心血管疾病的风险增加。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 Epub Date: 2024-07-30 DOI: 10.1007/s10120-024-01540-3
Hea Lim Choi, Danbee Kang, Hyunsoo Kim, Juhee Cho, Keun Hye Jeon, Wonyoung Jung, Dong Wook Shin, Su-Min Jeong
{"title":"Increased cardiovascular disease risk among adolescents and young adults with gastric cancer.","authors":"Hea Lim Choi, Danbee Kang, Hyunsoo Kim, Juhee Cho, Keun Hye Jeon, Wonyoung Jung, Dong Wook Shin, Su-Min Jeong","doi":"10.1007/s10120-024-01540-3","DOIUrl":"10.1007/s10120-024-01540-3","url":null,"abstract":"<p><strong>Background: </strong>Previous studies have investigated cardiovascular disease (CVD) risks in cancer patients, but there is limited knowledge concerning the CVD risk in adult and young adolescent (AYA) survivors of gastric cancer.</p><p><strong>Objectives: </strong>This study aims to investigate the incidence of CVD in AYA gastric cancer survivors, analyzing it by treatment type and identifying associated risk factors.</p><p><strong>Methods: </strong>We conducted a retrospective cohort study using Korean National Health Insurance Service data collected from 2006 to 2019. Propensity score matching (1:3, caliper < 0.1) was performed using the variables age, sex, income, residential area, and presence of comorbidities, and we classified participants into gastric cancer (n = 6562) and non-cancer control (n = 19,678) groups. Cox regression models were used to calculate hazard ratios (HRs) for CVD incidence. The study assessed CVD incidence by cancer treatment and identified risk factors through multivariable Cox regression.</p><p><strong>Results: </strong>During a median 6.5-year follow-up, AYA gastric cancer survivors consistently exhibited greater CVD incidence. Their risk of CVD was significantly elevated compared to that of controls (HR, 1.18; 95% confidence interval [CI] 1.05-1.33). In particular, deep vein thrombosis (HR, 3.93; 95% CI 3.06-14.67) and pulmonary embolism (HR, 6.58; 95% CI 3.06-14.67) risks were notably increased. Chemotherapy was associated with an increased risk of stroke, heart failure, atrial fibrillation, deep vein thrombosis, and pulmonary embolism. Hypertension (HR, 1.58; 95% CI 1.10-2.26) and dyslipidemia (HR, 1.46; 95% CI 1.06-2.20) emerged as risk factors for CVD development.</p><p><strong>Conclusion: </strong>This study reports elevated risks of CVD in AYA gastric cancer survivors and emphasizes the need for vigilant monitoring of CVD in this population.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1169-1179"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11513758/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141855279","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comment on "Comparative effectiveness of sodium-glucose cotransporter-2 inhibitors for new-onset gastric cancer and gastric diseases in patients with type 2 diabetes mellitus: a population-based cohort study". 就 "钠-葡萄糖共转运体-2 抑制剂对 2 型糖尿病患者新发胃癌和胃病的疗效比较:一项基于人群的队列研究 "发表评论。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 Epub Date: 2024-07-04 DOI: 10.1007/s10120-024-01531-4
Kuan-Fu Liao, Shih-Wei Lai
{"title":"Comment on \"Comparative effectiveness of sodium-glucose cotransporter-2 inhibitors for new-onset gastric cancer and gastric diseases in patients with type 2 diabetes mellitus: a population-based cohort study\".","authors":"Kuan-Fu Liao, Shih-Wei Lai","doi":"10.1007/s10120-024-01531-4","DOIUrl":"10.1007/s10120-024-01531-4","url":null,"abstract":"","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1342-1343"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141497847","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Landscape of homologous recombination deficiency in gastric cancer and clinical implications for first-line chemotherapy. 胃癌中同源重组缺陷的分布及对一线化疗的临床影响
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-11-01 Epub Date: 2024-08-07 DOI: 10.1007/s10120-024-01542-1
Hiroshi Ichikawa, Masaki Aizawa, Yosuke Kano, Takaaki Hanyu, Yusuke Muneoka, Sou Hiroi, Hiroto Ueki, Kazuki Moro, Yuki Hirose, Kohei Miura, Yoshifumi Shimada, Jun Sakata, Hiroshi Yabusaki, Satoru Nakagawa, Takashi Kawasaki, Shujiro Okuda, Toshifumi Wakai
{"title":"Landscape of homologous recombination deficiency in gastric cancer and clinical implications for first-line chemotherapy.","authors":"Hiroshi Ichikawa, Masaki Aizawa, Yosuke Kano, Takaaki Hanyu, Yusuke Muneoka, Sou Hiroi, Hiroto Ueki, Kazuki Moro, Yuki Hirose, Kohei Miura, Yoshifumi Shimada, Jun Sakata, Hiroshi Yabusaki, Satoru Nakagawa, Takashi Kawasaki, Shujiro Okuda, Toshifumi Wakai","doi":"10.1007/s10120-024-01542-1","DOIUrl":"10.1007/s10120-024-01542-1","url":null,"abstract":"<p><strong>Background: </strong>Homologous recombination deficiency (HRD) is one of the crucial hallmarks of cancer. It is associated with a favorable response to platinum-based chemotherapy. We explored the distinctive clinicopathological features of gastric cancer (GC) with HRD and the clinical significance of HRD in platinum-based first-line chemotherapy for unresectable metastatic GC.</p><p><strong>Methods: </strong>We enrolled 160 patients with GC in this study. Their tumor samples were subjected to genomic profiling utilizing targeted tumor sequencing. HRD was defined as the presence of alterations in any of 16 HR genes (BARD1, BLM, BRCA1, BRCA2, BRIP1, MRE11A, NBN, PALB2, PARP1, POLD1, RAD50, RAD51, RAD51C, RAD51D, WRN, and XRCC2). The clinicopathological features and treatment outcomes of first-line chemotherapy for unresectable metastatic GC were compared between HRD and non-HRD groups.</p><p><strong>Results: </strong>Forty-seven patients (29.4%) were classified into the HRD group. This group had a significantly lower proportion of macroscopic type 3 or 4 tumors and higher TMB than the non-HRD group. Among patients who underwent platinum-based first-line chemotherapy, the HRD group had a greater response rate and longer progression-free survival after treatment (median 8.0 months vs. 3.0 months, P = 0.010), with an adjusted hazard ratio of 0.337 (95% confidence interval 0.151-0.753). HRD status was not associated with treatment outcomes in patients who did not undergo platinum-based chemotherapy.</p><p><strong>Conclusions: </strong>Low proportion of macroscopic type 3 or 4 tumors and a high TMB are distinctive features of GC with HRD. HRD status is a potential predictive marker in platinum-based first-line chemotherapy for unresectable metastatic GC.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":"1273-1286"},"PeriodicalIF":6.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141897256","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Acknowledgment to Reviewers. 感谢审稿人。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-10-23 DOI: 10.1007/s10120-024-01559-6
{"title":"Acknowledgment to Reviewers.","authors":"","doi":"10.1007/s10120-024-01559-6","DOIUrl":"https://doi.org/10.1007/s10120-024-01559-6","url":null,"abstract":"","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":""},"PeriodicalIF":6.0,"publicationDate":"2024-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142498913","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Real-world effectiveness and safety of trastuzumab-deruxtecan in Japanese patients with HER2-positive advanced gastric cancer (EN-DEAVOR study). 在日本 HER2 阳性晚期胃癌患者中使用曲妥珠单抗-得舒坦的实际有效性和安全性(EN-DEAVOR 研究)。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-10-10 DOI: 10.1007/s10120-024-01555-w
Hisato Kawakami, Koki Nakanishi, Akitaka Makiyama, Hirotaka Konishi, Satoshi Morita, Yukiya Narita, Naotoshi Sugimoto, Keiko Minashi, Motohiro Imano, Rin Inamoto, Yasuhiro Kodera, Hiroki Kume, Keita Yamaguchi, Wataru Hashimoto, Kei Muro
{"title":"Real-world effectiveness and safety of trastuzumab-deruxtecan in Japanese patients with HER2-positive advanced gastric cancer (EN-DEAVOR study).","authors":"Hisato Kawakami, Koki Nakanishi, Akitaka Makiyama, Hirotaka Konishi, Satoshi Morita, Yukiya Narita, Naotoshi Sugimoto, Keiko Minashi, Motohiro Imano, Rin Inamoto, Yasuhiro Kodera, Hiroki Kume, Keita Yamaguchi, Wataru Hashimoto, Kei Muro","doi":"10.1007/s10120-024-01555-w","DOIUrl":"https://doi.org/10.1007/s10120-024-01555-w","url":null,"abstract":"<p><strong>Background: </strong>Trastuzumab-deruxtecan (T-DXd) was approved for the treatment of HER2-positive patients with advanced gastric cancer in Japan based on the results of the DESTINY-Gastric01 trial. This study aimed to collect real-world data and evaluate the effectiveness and safety of T-DXd.</p><p><strong>Methods: </strong>Patients aged ≥ 20 years at the start of T-DXd administration with a histopathologically confirmed diagnosis of HER2-positive unresectable advanced or recurrent gastric or gastroesophageal junction (GEJ) adenocarcinoma that had worsened after chemotherapy were enrolled in this retrospective cohort study. Key outcomes included T-DXd treatment status, overall survival (OS), real-world progression-free survival (rwPFS), time to treatment failure (TTF), objective response rate and frequency of grade ≥ 3 adverse events (AEs).</p><p><strong>Results: </strong>Of the 312 patients included in the analysis, 75.3% were male, the median (range) age was 70.0 (27.0-89.0) years, 12.2% had an ECOG PS ≥ 2, 43.3% had ascites and the initial T-DXd dose was > 5.4- ≤ 6.4 mg/kg in 78.2% of patients. The median (95% confidence interval) OS, rwPFS and TTF (months) was 8.9 (8.0-11.0), 4.6 (4.0-5.1) and 3.9 (3.4-4.2), respectively. The response rate was 42.9% in patients with a target lesion. In total, 48.4% of patients experienced a grade ≥ 3 AE, 2.6% experienced grade 5 AEs and 60.9% experienced AEs leading to T-DXd dose adjustments (reduction: 36.9%, interruption: 34.0% or discontinuation: 23.7%). No new safety signals were detected.</p><p><strong>Conclusions: </strong>T-DXd was effective and had a manageable safety profile as a third- or later-line treatment for patients with HER2-positive gastric or GEJ cancer in Japanese clinical practice.</p><p><strong>Clinical trial registration: </strong>UMIN000049032.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":""},"PeriodicalIF":6.0,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142463193","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Neoadjuvant chemotherapy in relation to long-term mortality in individuals cured of gastric adenocarcinoma. 新辅助化疗与胃腺癌治愈者长期死亡率的关系。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-10-10 DOI: 10.1007/s10120-024-01558-7
Wilhelm Leijonmarck, Fredrik Mattsson, Jesper Lagergren
{"title":"Neoadjuvant chemotherapy in relation to long-term mortality in individuals cured of gastric adenocarcinoma.","authors":"Wilhelm Leijonmarck, Fredrik Mattsson, Jesper Lagergren","doi":"10.1007/s10120-024-01558-7","DOIUrl":"https://doi.org/10.1007/s10120-024-01558-7","url":null,"abstract":"<p><strong>Background: </strong>Late effects of chemotherapy could affect mortality amongst cancer survivors. This study aimed to clarify if neoadjuvant chemotherapy for gastric adenocarcinoma influences the long-term survival in individuals cured of this tumour.</p><p><strong>Methods: </strong>This was a nationwide and population-based cohort study that included all individuals who underwent gastrectomy for gastric adenocarcinoma in Sweden between 2006 and 2015 and survived for ≥ 5 years after surgery. The cohort was followed up until death or end of study period (31 December 2020). Multivariable Cox proportional hazards regression was used to provide hazard ratios (HR) with 95% confidence intervals (CI). The HR were adjusted for age, sex, comorbidity, education, calendar year, tumour sub-location, in-hospital complications, and splenectomy. Data came from medical records and nationwide registers.</p><p><strong>Results: </strong>Amongst 613 gastric adenocarcinoma survivors, neoadjuvant chemotherapy (used in 269 patients; 43.9%) was associated with a decreased crude mortality rate (HR 0.66, 95% CI 0.46-0.96). However, the association attenuated and became statistically non-significant after adjustment for all confounders (HR 0.83, 95% CI 0.56-1.23) and after adjustments solely for age and comorbidity (HR 0.82, 95% CI 0.56-1.20). Stratified analyses did not reveal any statistically significant associations between neoadjuvant chemotherapy and long-term mortality in categories of age, sex, comorbidity, calendar year and tumour sub-location.</p><p><strong>Conclusion: </strong>Neoadjuvant chemotherapy did not decrease the long-term survival amongst gastric adenocarcinoma survivors. Patients who received neoadjuvant chemotherapy were a selected group characterised by younger age and fewer severe comorbidities and therefore with better chances of long-term survival.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":""},"PeriodicalIF":6.0,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142400109","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Circulating tumor DNA predicts recurrence and survival in patients with resectable gastric and gastroesophageal junction cancer. 循环肿瘤DNA可预测可切除胃癌和胃食管交界处癌患者的复发率和生存率。
IF 6 1区 医学
Gastric Cancer Pub Date : 2024-10-05 DOI: 10.1007/s10120-024-01556-9
Cecilie Riis Iden, Salah Mohammad Mustafa, Nadia Øgaard, Tenna Henriksen, Sarah Østrup Jensen, Lise Barlebo Ahlborn, Kristian Egebjerg, Lene Baeksgaard, Rajendra Singh Garbyal, Mette Kjølhede Nedergaard, Michael Patrick Achiam, Claus Lindbjerg Andersen, Morten Mau-Sørensen
{"title":"Circulating tumor DNA predicts recurrence and survival in patients with resectable gastric and gastroesophageal junction cancer.","authors":"Cecilie Riis Iden, Salah Mohammad Mustafa, Nadia Øgaard, Tenna Henriksen, Sarah Østrup Jensen, Lise Barlebo Ahlborn, Kristian Egebjerg, Lene Baeksgaard, Rajendra Singh Garbyal, Mette Kjølhede Nedergaard, Michael Patrick Achiam, Claus Lindbjerg Andersen, Morten Mau-Sørensen","doi":"10.1007/s10120-024-01556-9","DOIUrl":"https://doi.org/10.1007/s10120-024-01556-9","url":null,"abstract":"<p><strong>Background: </strong>Gastric and gastroesophageal junction (GEJ) cancer represents a significant global health challenge, with high recurrence rates and poor survival outcomes. This study investigates circulating tumor DNA (ctDNA) as a biomarker for assessing recurrence risk in patients with resectable gastric and GEJ adenocarcinomas (AC).</p><p><strong>Methods: </strong>Patients with resectable gastric and GEJ AC, undergoing perioperative chemotherapy and surgery, were prospectively enrolled. Serial plasma samples were collected at baseline, after one cycle of chemotherapy, after preoperative chemotherapy, and after surgery. ctDNA was assessed by a ddPCR test (TriMeth), which targets the gastrointestinal cancer-specific methylation patterns of the genes C9orf50, KCNQ5, and CLIP4.</p><p><strong>Results: </strong>ctDNA analysis was performed on 229 plasma samples from 86 patients. At baseline, ctDNA was detected in 56% of patients, which decreased to 37% following one cycle of chemotherapy, 25% after preoperative chemotherapy and 15% after surgical resection. The presence of ctDNA after one cycle of chemotherapy was associated with reduced recurrence-free survival (RFS) (HR = 2.54, 95% confidence interval (CI) 1.33-4.85, p = 0.005) and overall survival (OS) (HR = 2.23, 95% CI 1.07-4.62, p = 0.032). Similarly, ctDNA after surgery was associated with significantly shorter RFS (HR = 6.22, 95% CI 2.39-16.2, p < 0.001) and OS (HR = 6.37, 95% CI 2.10-19.3, p = 0.001). Multivariable regression analysis confirmed ctDNA after surgery as an independent prognostic factor (p < 0.001).</p><p><strong>Conclusion: </strong>ctDNA analysis has the potential to identify patients at elevated risk of recurrence, thus providing personalized treatment strategies for patients with resectable gastric and GEJ cancer. Further validation in larger cohorts and ctDNA-guided interventions are needed for future clinical use.</p>","PeriodicalId":12684,"journal":{"name":"Gastric Cancer","volume":" ","pages":""},"PeriodicalIF":6.0,"publicationDate":"2024-10-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142377757","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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