Clinical experience with gemcitabine as postoperative adjuvant therapy in localized advanced pancreatic cancer?A preliminary report

2005 ◽  
Vol 9 (4) ◽  
pp. 615-616
Author(s):  
T MISAWA ◽  
Y UNEMURA ◽  
T YOKOTA ◽  
T OKUBO ◽  
Y ISHIDA ◽  
...  
2017 ◽  
Author(s):  
Gregory C Wilson ◽  
Brent T Xia ◽  
Syed A Ahmed

Despite decades of advancement and research into the multimodal care of pancreatic cancer, mortality after the diagnosis of pancreatic ductal adenocarcinoma remains grim. The role of adjuvant therapy following surgical resection has been well established in the literature. However, adjuvant therapy is imperfect, and outside of a clinical trial, there are high rates of omission or delayed initiation of therapy. Neoadjuvant treatment strategies continue to be explored in the management of resectable, borderline-resectable, and locally advanced unresectable pancreatic adenocarcinoma. With improved resection rates and the possibility for tumor downstaging, neoadjuvant therapy has become standard for patients with borderline-resectable and locally advanced unresectable tumors. Additional benefits of neoadjuvant therapy in the treatment of resectable tumors include improved completion rates of systemic therapy and R0 resection rates. Future clinical trials, including the use of novel treatment agents and combination treatment strategies in both neoadjuvant and adjuvant regimens, will add value to the treatment of pancreatic adenocarcinoma. Key words: adjuvant therapy, borderline-resectable pancreatic cancer, locally advanced pancreatic cancer, neoadjuvant therapy, pancreatic adenocarcinoma, resectable disease 


Cancer ◽  
2009 ◽  
Vol 115 (11) ◽  
pp. 2420-2429 ◽  
Author(s):  
Kimberly A. Vanderveen ◽  
Steven L. Chen ◽  
Daixin Yin ◽  
Rosemary D. Cress ◽  
Richard J. Bold

2017 ◽  
Author(s):  
Gregory C Wilson ◽  
Brent T Xia ◽  
Syed A Ahmed

Despite decades of advancement and research into the multimodal care of pancreatic cancer, mortality after the diagnosis of pancreatic ductal adenocarcinoma remains grim. The role of adjuvant therapy following surgical resection has been well established in the literature. However, adjuvant therapy is imperfect, and outside of a clinical trial, there are high rates of omission or delayed initiation of therapy. Neoadjuvant treatment strategies continue to be explored in the management of resectable, borderline-resectable, and locally advanced unresectable pancreatic adenocarcinoma. With improved resection rates and the possibility for tumor downstaging, neoadjuvant therapy has become standard for patients with borderline-resectable and locally advanced unresectable tumors. Additional benefits of neoadjuvant therapy in the treatment of resectable tumors include improved completion rates of systemic therapy and R0 resection rates. Future clinical trials, including the use of novel treatment agents and combination treatment strategies in both neoadjuvant and adjuvant regimens, will add value to the treatment of pancreatic adenocarcinoma. Key words: adjuvant therapy, borderline-resectable pancreatic cancer, locally advanced pancreatic cancer, neoadjuvant therapy, pancreatic adenocarcinoma, resectable disease 


2012 ◽  
Vol 30 (4_suppl) ◽  
pp. 263-263
Author(s):  
Akio Saiura ◽  
Hideki Ueno ◽  
Tomoo Kosuge ◽  
Yutaka Matsuyama ◽  
Hiroshi Ishii ◽  
...  

263 Background: Although anti-tumor effect of gemcitabine (G) and S-1 (S) therapy is high for advanced pancreatic cancer (PC) patients, safety and effectiveness of postoperative GS adjuvant therapy has not been fully examined. Methods: Eligibility criteria included macroscopically curative resection of invasive ductal PC and no prior chemotherapy. Patients were recruited in 19 institutes. The primary endpoint was overall survival (OS). The patients received G (800 mg/m2/week) intravenously over 30 min on day 1 and S (60 mg/m2/day) orally twice daily from days 1 to 7 every 14 days for 12 cycles. Results: Fifty-five patients were enrolled in this study. One patient was excluded from the analysis due to no malignant pathology. Remaining 54 patients were analyzed. Deaths were observed in 17 patients (31.5%). Median overall survival was not reached. Estimated 1-year and 2-year OS were 88.9% (95% CI, 76.9-94.8) and 72.1% (95%CI, 58.1-82.2), respectively. Recurrences were observed in 31 patients (57.4%). Estimated 1-year and 2-year disease-free survival were 57.4% (95% CI, 43.2-69.3) and 44.4% (95%CI, 30.9-57.0), respectively. G3 febrile neutropenia was observed in 1.9 % of the patients, whereas the most common adverse reactions were neutropenia (G3/4: 59.2%, G4: 25.9%). There were no G4 adverse events except neutropenia and hyperkalemia (1.9%). G3 adverse events included anemia (3.7%), alanine aminotransferase elevation (3.6%), fatigue (1.9%), nausea (1.9%), vomiting (1.9%) and infection without neutropenia (1.9%). The protocol treatments could not finish in 6 patients due to adverse reactions. Conclusions: Our phase II results suggest that the postoperative GS therapy is a promising regimen that merits further investigation. Phase III trial of postoperative G versus GS therapy is now going on (JSAP-04).


Swiss Surgery ◽  
2000 ◽  
Vol 6 (5) ◽  
pp. 289-295 ◽  
Author(s):  
Ghaneh ◽  
Slavin ◽  
Sutton ◽  
Neoptolemos

Pancreatic cancer was once considered to be a disease without hope. Advances in regionalisation of treatment in specialist units have resulted in a great improvement in resection outcome. Studies in advanced pancreatic cancer have indicated an advantage for chemotherapy. For 15 years only the GITSG had tested adjuvant therapy in a randomised controlled trial. This small study of only 43 patients suggested a survival benefit for post-operative chemoradiotherapy combined with follow-on chemotherapy. Recently two large trials of over 800 patients, one from the EORTC and the other from ESPAC, have shown no benefit from chemoradiotherapy alone. Results from a Norwegian and from ESPAC suggest that adjuvant chemotherapy (without chemoradiotherapy) prolongs survival. The major randomisation and recruitment centres for ESPAC include Berne, Switzerland, Verona, Italy and Liverpool, UK. The ESPAC-3 Trial plans to recruit 990 patients to definitively answer the chemotherapy question as adjuvant treatment for pancreatic cancer. The new millennium brings hope at last to the most challenging cancer of all-cancer of the pancreas.


2003 ◽  
Vol 21 (4) ◽  
pp. 256-260 ◽  
Author(s):  
David R. Penberthy ◽  
Tyvin A. Rich ◽  
Reid B. Adams

2012 ◽  
Vol 30 (15_suppl) ◽  
pp. e14644-e14644
Author(s):  
Prasad Cooray ◽  
Andrew Peter Dean

e14644 Background: Resection offers the only probability of cure for pancreatic adenocarcinoma but only a minority have resectable disease at diagnosis. Effective neo-adjuvant therapy for LAPC could down-size the tumor rendering it resectable. Neo-adjuvant therapy may retard cancer dissemination thought to occur early in pancreatic cancer. The aim of this study was to retrospectively evaluate if neo-adjuvant treatment with nab-paclitaxel in patients with LAPC could result in tumor down-sizing to allow resection and improve outcomes. Methods: Data was collected from the medical records of pancreatic cancer patients who presented to two clinics from 06/2009 to 12/2011 and were treated with nab-paclitaxel (n = 63). Resectability was assessed by review of imaging by the radiologist and the treating surgeon. Twenty three of 63 patients had LAPC and 40/63 had stage IV disease. Of the LAPC patients, 8/23 (35%) were classified as borderline resectable (BR) and 15/23 (65%) were classified as unresectable (UR). Patients received nab-paclitaxel (100-125 mg/m2 D1,8,15) in combination with gemcitabine or carboplatin. The BR/UR patients (n=23) received a median 5 cycles of chemotherapy. They were re-evaluated for suitability for surgical resection. Results: Following neo-adjuvant treatment, 16/23 (69%) had a radiological PR and 17/23 (74%) had a major biochemical response (defined as >70% decline in Ca19.9 level). A total of 6/23 patients (26%) were then able to undergo surgical resection, with resections planned for further 2/23 (8%) patients.Of the 6 resected patients, 4 had R0 resections and 2 had R1 resection. After a median follow up of 18 months, all 6 resected patients are alive and 4 of them remain free of cancer recurrence. The median survival for patients who remained unresectable (15/23) was 9 months. The median survival for converted patients (6/23) has not yet reached. Conclusions: These results suggest that a subgroup of patients with LAPC could be converted to a resectable stage with the use of nab-paclitaxel as neo-adjuvant therapy. Such converted patients may enjoy durable improved outcomes and this approach warrants further investigation in a phase II clinical trial.


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