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With the investigational checkpoint inhibitor tislelizumab, durable responses were achieved by some patients with previously treated advanced hepatocellular carcinoma, regardless of the number of prior lines of therapy, in the phase II RATIONALE 208 trial. These findings were presented during the...
In the Chinese phase III RESOLVE trial reported in The Lancet Oncology, Zhang et al found that perioperative S-1/oxaliplatin was superior to—and adjuvant S-1/oxaliplatin was noninferior to—adjuvant capecitabine/oxaliplatin in terms of disease-free survival in patients undergoing D2 gastrectomy for...
A phase II study published by Kanwal Raghav, MBBS, MD, and colleagues in Cancer Discovery found that combination treatment with the PD-L1 inhibitor atezolizumab and the VEGF inhibitor bevacizumab was well tolerated and resulted in a 40% objective response rate in patients with advanced malignant...
In a phase Ib/IIa trial reported in JAMA Oncology, Wagner et al found that the combination of a type I KIT inhibitor, PLX9486, with the type II inhibitor sunitinib produced clinical benefit and improved progression-free survival rates in patients with refractory gastrointestinal stromal tumors...
Obese patients with colorectal cancer receive lower cumulative doses of adjuvant chemotherapy relative to their body surface area than nonobese patients, according to results from a large meta-analysis reported by Slawinski et al at the ESMO World Congress on Gastrointestinal Cancer 2021 (Abstract...
Trastuzumab deruxtecan-nxki demonstrated clinically meaningful benefit across specific subgroups of patients with HER2-positive and HER2-low advanced gastric cancer, according to findings from a post hoc exploratory biomarker analysis presented by Kohei Shitara, MD, and colleagues at the ESMO World ...
In a retrospective analysis reported by researchers from the International Esodata Study Group (IESG) in JAMA Surgery, D’Journo et al developed a model for predicting risk of 90-day mortality following esophagectomy for patients with esophageal or gastroesophageal junction cancer. As stated by the...
In the Korean phase III PRODIGY trial reported in the Journal of Clinical Oncology, Yoon-Koo Kang, MD, and colleagues found that the addition of neoadjuvant docetaxel, oxaliplatin, and S-1 (DOS) to D2 gastrectomy followed by adjuvant S-1 was associated with improved progression-free survival in...
As reported in The Lancet by Yelena Y. Janjigian, MD, and colleagues, the phase III CheckMate 649 trial has shown that the addition of first-line nivolumab to chemotherapy resulted in improved overall and progression-free survival among patients with advanced HER2-negative gastric, gastroesophageal ...
Clinical trial data show that adjuvant imatinib improves recurrence-free survival as well as overall survival, when administered for at least 3 years, among patients who undergo a macroscopically complete resection of a primary gastrointestinal stromal tumor (GIST), Chandrajit P. Raut, MD, MSc,...
On January 15, 2021, the antibody-drug conjugate fam-trastuzumab deruxtecan-nxki was approved for treatment of adults with locally advanced or metastatic HER2-positive gastric or gastroesophageal adenocarcinoma who have received a prior trastuzumab-based regimen.1,2 Supporting Efficacy Data...
In a perspective in The New England Journal of Medicine, Julia A. Beaver, MD, and Richard Pazdur, MD, of the U.S. Food and Drug Administration (FDA) Oncology Center of Excellence (OCE), discussed issues surrounding “dangling” accelerated approvals of anti–PD-1/PD-L1 antibodies—ie, approvals for...
Data from a study published by Margaret von Mehren, MD, and colleagues in BMC Cancer showed that avapritinib, a platelet-derived growth factor receptor A (PDGFRA) inhibitor, has a “clinically meaningful benefit” for the treatment of gastrointestinal stromal tumors (GIST) with PDGFRA D842V...
In a phase II trial (TALENT; GETNE1509) reported in the Journal of Clinical Oncology, Jaume Capdevila, MD, and colleagues found that lenvatinib produced durable responses in patients with previously treated advanced grade 1 or 2 gastroenteropancreatic neuroendocrine tumors. Study Details In the...
On May 5, the U.S. Food and Drug Administration (FDA) granted accelerated approval to pembrolizumab (Keytruda) in combination with trastuzumab plus fluoropyrimidine- and platinum-containing chemotherapy for the first-line treatment of patients with locally advanced unresectable or metastatic...
More news has emerged from this week’s meeting of the U.S. Food and Drug Administration (FDA) Oncologic Drugs Advisory Committee (ODAC). The group voted 8 to 0 in favor of continuing the accelerated approval for pembrolizumab in sorafenib-pretreated patients with hepatocellular carcinoma; 6 to 2...
The U.S. Food and Drug Administration (FDA) granted Breakthrough Therapy designation to bemarituzumab as first-line treatment for patients with fibroblast growth factor receptor 2b (FGFR2b)-overexpressing and HER2-negative metastatic and locally advanced gastric and gastroesophageal adenocarcinoma...
Today, the U.S. Food and Drug Administration (FDA) approved nivolumab (Opdivo) in combination with fluoropyrimidine- and platinum-containing chemotherapy for advanced or metastatic gastric cancer, gastroesophageal junction cancer, and esophageal adenocarcinoma. CheckMate 649 The efficacy of the...
As reported in The New England Journal of Medicine by Ronan J. Kelly, MBBCh, MBA, and colleagues, an interim analysis of the phase III CheckMate 577 trial has shown a significant improvement in disease-free survival with adjuvant nivolumab vs placebo in patients with resected esophageal or...
In a Canadian study reported in JAMA Surgery, Hallet et al found that higher anesthesiologist volume was associated with reduced risk of short-term adverse postoperative outcomes in patients undergoing complex surgery for gastrointestinal cancer. Study Details The population-based cohort study...
Vivek Subbiah, MD, of The University of Texas MD Anderson Cancer Center, discusses data on selpercatinib that showed promising activity across a variety of RET fusion–positive cancers, including treatment-refractory gastrointestinal malignancies. This analysis highlights the need for genomic profiling to identify actionable oncogenic drivers.
In the German VARIANZ study reported in the Journal of Clinical Oncology, Haffner et al found discrepancies between findings in central and local testing of HER2 status in patients with metastatic gastric cancer. In addition, survival outcomes among patients treated with trastuzumab were better...
In an analysis reported in JAMA Oncology, Joseph Chao, MD, and colleagues found improved outcomes with pembrolizumab treatment in patients with microsatellite instability–high (MSI-H) advanced gastric or gastroesophageal junction cancer, irrespective of line of treatment. The findings suggest that...
Crystal S. Denlinger, MD, of Fox Chase Cancer Center, and Mary F. Mulcahy, MD, of the Robert H. Lurie Comprehensive Cancer Center of Northwestern University, discuss biomarkers for determining treatment; immune checkpoint inhibitors; when to employ such treatments as platinum/fluoropyrimidine and fam-trastuzumab deruxtecan-nxki; and other second- or later-line therapies such as paclitaxel, ramucirumab, irinotecan-based regimens, and trifluridine/tipiracil.
Medicaid expansion caused a decrease in uninsured patients and led to an earlier diagnosis of gastric cancer with an associated increase in 1-year survival, according to research presented by Zhu et al at the Society of Surgical Oncology 2021 International Conference on Surgical Cancer Care...
Adjuvant nivolumab is the first therapy to provide a statistically significant and clinically meaningful improvement in disease-free survival in patients with resected esophageal and gastroesophageal junction cancer, according to research presented by Guillaume Piessen, MD, PhD, and colleagues at...
The FIGHT study’s invited discussant, Rutika Mehta, MD, MPH, a gastrointestinal oncologist at Moffitt Cancer Center, Tampa, Florida, noted the emergence of new biomarkers and their targeted agents in HER2-negative gastric or gastroesophageal junction cancer. Two important ones are FGFR2b—now...
Gastric cancer appears to have a new druggable target: fibroblast growth factor receptor 2b (FGFR2b). Targeting FGFR2b with bemarituzumab plus chemotherapy led to clinically meaningful and statistically significant improvements in progression-free survival, overall survival, and response rate in...
The overall survival benefit for PD-L1 CPS ≥ 5 tumors in CheckMate 649 is a game-changer. An oxaliplatin doublet plus chemotherapy should become a standard of care for these patients,” according to Elizabeth Smyth, MD, an oncology consultant at Cambridge University Hospital NHS Foundation Trust in...
As first-line treatment for advanced gastric cancer, nivolumab plus chemotherapy leads to significantly improved progression-free and overall survival over chemotherapy alone, investigators reported during a Presidential Symposium of the European Society for Medical Oncology (ESMO) Virtual Congress ...
Molecular profiling allows clinicians to identify the molecular and genetic signatures that help to deliver treatments that are highly specific to a tumor. This tool has made possible a number of advances in the past year that are improving care for patients with gastrointestinal cancers. In...
As reported in The New England Journal of Medicine by Richard S. Finn, MD, of Jonsson Comprehensive Cancer Center, Geffen School of Medicine at the University of California, Los Angeles, and colleagues, the phase III IMbrave150 trial has shown that anti–PD-L1 plus anti-VEGF therapy with...
The past year has witnessed the U.S. Food and Drug Administration (FDA) approval of a number of novel drugs and new indications for treating patients with gastrointestinal malignancies. A summary of these approvals is provided herein. Nivolumab plus ipilimumab: On March 10, 2020, the FDA granted...
In the treatment of resectable, locally advanced rectal cancer, researchers are trying to identify the most effective chemotherapy regimens, the best radiotherapy approaches, and the optimal sequence of these modalities. Two phase III trials presented during the ASCO20 Virtual Scientific Program...
Cancers of the digestive tract account for 338,090 new cases and 169,280 deaths annually in the United States. Although the overall mortality from these cancers is decreasing, this has been countered by an increase in the incidence of colorectal cancer in young adults. The rising incidence and poor ...
A science-focused organization dedicated to ending gastric cancer, the Sara Schottenstein Foundation recently announced its launch and its new website, http://www.saraschottensteinfoundation.org. Founded by Jeff Schottenstein, MBA, a wealth management professional in San Francisco, the Sara...
Patients whose procedures for gastrointestinal malignancies were performed by a surgical team at a hospital ranked as one of America’s “best” by U.S. News & World Report were nearly two and half times more likely to survive the operation than those who had the same procedure done at a nonranked ...
Recently, the U.S. Food and Drug Administration (FDA) announced that the agency will hold a public meeting of the Oncologic Drugs Advisory Committee on April 27 to 29 to discuss six indications granted accelerated approval that have since reported results from confirmatory trials that have not...
The addition of pembrolizumab to neoadjuvant chemotherapy and radiotherapy (ie, total neoadjuvant therapy) failed to improve a rectal cancer–specific surrogate for survival in patients with locally advanced disease in the phase II NRG-GI002 trial.1 As reported at the 2021 Gastrointestinal Cancers...
Final analysis of a collaborative intergroup study confirmed the efficacy of adjuvant treatment with imatinib in patients with localized gastrointestinal stromal tumor (GIST) in terms of prolonged relapse-free survival. In the high-risk subgroup, there was a trend toward a better long-term imatinib ...
Molecular profiling allows clinicians to identify the molecular and genetic signatures that help to deliver treatments that are highly specific to a tumor. This tool has made possible a number of advances in the past year that are improving care for patients with gastrointestinal cancers. In...
The novel targeted agent infigratinib (BGJ398) showed clinically meaningful activity against chemotherapy-refractory cholangiocarcinoma in patients with fibroblast growth factor receptor (FGFR2) fusions and rearrangements. The confirmed overall response rate was 23% (34% confirmed/unconfirmed), the ...
Although optimal regimens are still being determined, checkpoint inhibition has clearly established itself in the treatment of hepatocellular carcinoma, as judged by the number of abstracts on the topic at the 2021 Gastrointestinal Cancers Symposium. The ASCO Post brings readers short summaries of ...
As reported in the Journal of Clinical Oncology by Manish A. Shah, MD, and colleagues, the phase III GAMMA-1 trial showed no improvement in overall survival with the addition of andecaliximab to modified oxaliplatin, leucovorin, and fluorouracil (mFOLFOX6) in the first-line treatment of...
The invited discussant of the GARNET study, John C. Krauss, MD, Medical Oncology Director of the Multidisciplinary Colorectal Cancer Clinic, Rogel Cancer Center of the University of Michigan, Ann Arbor, observed that “impressive” response rates to dostarlimab were demonstrated in a “relatively...
Dostarlimab, a monoclonal antibody targeting PD-1, showed antitumor activity in patients with mismatch repair–deficient (dMMR) gastrointestinal tumors in the phase I GARNET study, reported at the 2021 Gastrointestinal Cancers Symposium by Thierry André, MD, of Sorbonne University and Saint-Antoine...
Molecular profiling allows clinicians to identify the molecular and genetic signatures that help to deliver treatments that are highly specific to a tumor. This tool has made possible a number of advances in the past year that are improving care for patients with gastrointestinal cancers. In...
The U.S. Food and Drug Administration (FDA) recently granted Priority Review to nivolumab as either adjuvant or first-line therapy in several types of gastric cancers, as well as to a novel PD-1 inhibitor for locally advanced or metastatic squamous cell carcinoma of the anal canal. The FDA also...
Dostarlimab, a monoclonal antibody targeting PD-1, showed strong and durable antitumor activity in patients with mismatch repair–deficient (dMMR) gastrointestinal tumors in the phase I GARNET study, reported Thierry André, MD, of Sorbonne Université and Hôpital Saint Antoine, Paris, and colleagues...