703 Adjuvant Therapy Completion Rates in Patients With Gastric Cancer Undergoing Perioperative Chemotherapy Versus a Surgery-First Approach

2015 ◽  
Vol 148 (4) ◽  
pp. S-1118-S-1119 ◽  
Author(s):  
Eva Fuentes ◽  
Rima Ahmad ◽  
Theodore S. Hong ◽  
Eunice L. Kwak ◽  
David W. Rattner ◽  
...  
2015 ◽  
Vol 20 (1) ◽  
pp. 172-179 ◽  
Author(s):  
Eva Fuentes ◽  
Rima Ahmad ◽  
Theodore S. Hong ◽  
Jeffrey W. Clark ◽  
Eunice L. Kwak ◽  
...  

2020 ◽  
Vol 38 (4_suppl) ◽  
pp. 321-321
Author(s):  
Michael K. Turgeon ◽  
Adriana C. Gamboa ◽  
Manali Rupji ◽  
Rachel M. Lee ◽  
Jeffrey M. Switchenko ◽  
...  

321 Background: Upfront surgery is standard of care for stage I gastric cancer. Despite this, many clinicians administer preoperative therapy for clinical stage I disease with signet ring cell histology, given its aggressive biology. We aimed to assess the validity of this practice. Methods: The National Cancer Database (2004-2015) was reviewed for pts with non-metastatic signet ring cell gastric cancer who underwent treatment with surgery alone, perioperative chemotherapy, neoadjuvant therapy, or adjuvant therapy. Analysis was stratified by preoperative clinical stage and pathologic stage. Primary outcome was overall survival (OS). Results: Of 3000 pts, median age was 61 (IQR: 51-70). 34% were clinical stage I (n = 1018) of which 53% received surgery alone (n = 542), 5% perioperative chemotherapy (n = 47), 12% neoadjuvant therapy (n = 125), and 30% adjuvant therapy (n = 304). Median follow-up was 26 mos. For clinical stage I disease, surgery alone was associated with improved median OS (108 mos) when compared to perioperative chemotherapy (80 mos), neoadjuvant therapy (41 mos), or adjuvant therapy (73 mos, all p < 0.001). For pathologic stage I, surgery alone had equivalent survival to perioperative and adjuvant therapy (5-yr OS: 81 vs 82 vs 79%, p = 0.22). Concordance between clinical and pathologic stage I was 56%, specifically, 41% of clinical stage I pts were upstaged to pathologic stage II (44%) and stage III (56%). Adjuvant therapy for these pts was associated with improved median OS compared to pretreatment (perioperative chemotherapy / neoadjuvant therapy) for those upstaged to pathologic stage II (122 vs 37mos, p < 0.001) or stage III (40 vs 18mos, p < 0.001) disease. Conclusions: Our stage-stratified study demonstrates improved survival with upfront surgery for clinical stage I signet ring cell gastric cancer. Despite 41% of clinical stage I pts being upstaged to stage II or III on final pathology, adjuvant therapy offers a favorable rescue strategy, with improved outcomes compared to those treated preoperatively. Surgery alone also affords similar survival for pathologic stage I disease compared to multimodal therapy. This study challenges the intrinsic bias to over-treat stage I signet ring cell gastric cancer.


2019 ◽  
Vol 26 (11) ◽  
pp. 3618-3626 ◽  
Author(s):  
Felipe José Fernández Coimbra ◽  
Victor Hugo F. de Jesus ◽  
Héber S. C. Ribeiro ◽  
Alessandro L. Diniz ◽  
André Luís de Godoy ◽  
...  

2016 ◽  
Vol 223 (4) ◽  
pp. e186-e187
Author(s):  
Georgios Karagkounis ◽  
Malcolm Hart Squires ◽  
George A. Poultsides ◽  
Ryan C. Fields ◽  
Timothy M. Pawlik ◽  
...  

2011 ◽  
Vol 15 (12) ◽  
pp. 2153-2158 ◽  
Author(s):  
Chunyan Du ◽  
Ye Zhou ◽  
Kai Huang ◽  
Guangfa Zhao ◽  
Hong Fu ◽  
...  

2013 ◽  
Vol 50 (3) ◽  
pp. 236-242 ◽  
Author(s):  
Thales Paulo BATISTA ◽  
Candice Amorim de Araujo Lima SANTOS ◽  
Gustavo Fernandes Godoy ALMEIDA

Gastric cancer is one of the most common cancers and a main cause of cancer-related death worldwide, since the majority of patients suffering of this malignancy are usually faced with a poor prognosis due to diagnosis at later stages. In order to improve treatment outcomes, the association of surgery with chemo and/or radiotherapy (multimodal therapy) has become the standard treatment for locally advanced stages. However, despite several treatment options currently available for management of these tumors, perioperative chemotherapy has been mainly accepted for the comprehensive therapeutic strategy including an appropriated D2-gastrectomy. This manuscript presents a (nonsystematic) critical review about the use of perioperative chemotherapy, with a special focus on the drugs delivery.


2021 ◽  
Author(s):  
Pegah Farrokhi ◽  
Alireza Sadeghi ◽  
Mehran sharifi ◽  
Payam Dadvand ◽  
Rachel Riechelmann ◽  
...  

AbstractAimThis study aimed to evaluate and compare the efficacy and toxicity of common regimens used as perioperative chemotherapy including ECF, DCF, FOLFOX, and FLOT to identify the most effective chemotherapy regimen with less toxicity.Material and MethodsThis retrospective cohort study was based on 152 eligible gastric cancer patients recruited in a tertiary oncology hospital in Isfahan, Iran (2014-2019). All resectable gastric cancer patients who had received one of the four chemotherapy regimens including ECF, DCF, FOLFOX, or FLOT, and followed for at least one year (up to five years) were included. The primary endpoint of this study was Overall Survival (OS), Progression-Free Survival (PFS), Overall Response Rate (ORR), and R0 resection. We also considered toxicity according to CTCAE (v.4.0) criteria as a secondary endpoint. Cox -regression models were used applied to estimate OS and PFS time, controlled for relevant covariates.ResultsOf included patients, 32(21%), 51(33.7%), 37(24.3%), and 32(21%) had received ECF, DCF, FOLFOX and FLOT, respectively. After the median 25 months follow-up, overall survival was higher with the FLOT regimen in comparison with other regimens (hazard ratio [HR] = 0. 052). The median OS of the FLOT regimen was not reachable in Kaplan-Meier analysis and the median OS was 28, 26, and 23 months for DCF, FOLOFX, and ECF regimens, respectively. On the other hand, a median PFS of 25, 17, 15, and 14 months was observed for FLOT, DCF, FOLFOX, and ECF regimens, respectively (Log-rank = 0. 021). FLOT regimen showed 84. 4% ORR which was notably higher than other groups (p-value<0. 01).ConclusionsFor resectable gastric cancer patients, the perioperative FLOT regimen seemed to lead to a significant improvement in patients’ OS and PFS in comparison with ECF, DCF, and FOLFOX regimens. As such, the FLOT regimen could be considered as the optimal option for managing resectable gastric cancer patients.


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