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gastrointestinal cancer

‘Red-Flag’ Symptoms That Could Signal Colorectal Cancer in Patients Under 50 Years Old Should Be Taken Seriously

In clinical practice, Samantha Hendren, MD, MPH, has been “shocked by what a large proportion of patients we are seeing who are under 50 and presenting with colorectal cancer,” often with advanced disease due to delayed diagnosis. “And that is because patients and physicians don’t even think of...

gastrointestinal cancer

Radiolabeled Somatostatin Analog May Represent A Paradigm Change in the Treatment of Neuroendocrine Tumors

A radiolabeled somatostatin analog compound, 177Lu-DOTA0-Tyr3-Octreotate (177Lu-Dotatate), reduced the risk of disease progression or death by 79% in the international phase III NETTER-1 population of previously treated, advanced neuroendocrine tumors of midgut origin.1 177Lu-Dotatate belongs to a ...

gastrointestinal cancer

Asian Trial Finds No Survival Benefit of Adding Gastrectomy to Chemotherapy in Incurable Advanced Gastric Cancer

In the Asian phase III REGATTA trial reported in The Lancet Oncology, Fujitani et al found that the addition of gastrectomy to chemotherapy did not improve overall survival in patients with advanced gastric cancer with a single noncurable factor. Study Details In this open-label trial conducted...

lung cancer
gastrointestinal cancer

FDA Approves Everolimus for Neuroendocrine Tumors of Gastrointestinal or Lung Origin

The U.S. Food and Drug Administration today approved everolimus (Afinitor) for the treatment of adult patients with progressive, well-differentiated nonfunctional neuroendocrine tumors of gastrointestinal or lung origin with unresectable, locally advanced, or metastatic disease. ...

gastrointestinal cancer

Carboplatin/Paclitaxel Tops Oxaliplatin/Capecitabine as Neoadjuvant Regimen for Esophageal Cancer

The United Kingdom’s phase II ­NEOSCOPE trial compared the toxicity and efficacy of two preoperative chemoradiation regimens—carboplatin/paclitaxel and oxaliplatin/capecitabine—and judged one to be the winner. “CarPacRT passed the prespecified efficacy criteria for taking forward to phase III, but ...

gastrointestinal cancer

Radiotherapy for Rectal Cancer: Study Reports No Risk for Subsequent Pelvic Tumors

Second malignancies were not more common among patients who underwent radiotherapy for rectal cancer. In fact, radiotherapy appeared to offer some degree of protection against subsequent cancers, according to the findings of a study from the Netherlands reported at the 2016 Gastrointestinal Cancers ...

gastrointestinal cancer

Receipt of Adjuvant Therapy at High-Volume Center Improves Survival in Patients With Pancreatic Cancer

Patients with pancreatic cancer who received adjuvant chemotherapy at a high-volume center had superior median and 5-year overall survival than did patients who were treated in a community setting, according to the results of a study presented at the 2016 Gastrointestinal Cancers Symposium.1 This...

gastrointestinal cancer

Anti–PD-1/PD-L1 Antibodies Make Strong Showing in Gastrointestinal Cancers

Although the results may not yet be as impressive as those seen in melanoma, lung, and kidney cancers, monoclonal antibodies targeting the programmed cell death protein 1 (PD-1) are producing responses, with some durability, in gastrointestinal cancers, according to studies presented at the 2016...

Gastrointestinal Cancer

Practice-changing Evidence in Treatment of Noncolorectal GI Cancers

Studies presented at the ASCO Annual Meeting in the field of noncolorectal gastrointestinal cancer both reaffirmed certain standards of care and introduced some practice-changing data, according to A. Craig Lockhart, MD, of Washington University in St. Louis. Perioperative Therapy for Gastric...

Gastrointestinal Cancer

Adjuvant Chemotherapy with S-1 Improves Survival in Stage II/III Gastric Cancer

Postoperative adjuvant therapy with the oral fluoropyrimidine derivative S-1 improved overall survival and relapse-free survival in patients with stage II or III gastric cancer who had D2 gastrectomy. Five-year survival rates in the phase III study were 71.7% for patients in the S-1 group vs 61.1%...

Gastrointestinal Cancer

Gastric Cancer Is on the Rise: Screening and Education Are Vital

Gastric cancer is diagnosed in nearly 1 million people globally each year and is responsible for 740,000 deaths, making it the second leading cause of cancer death in the world. According to the American Cancer Society, more than 21,000 people in the United States were diagnosed with gastric...

Gastrointestinal Cancer

FDA Approves Imatinib for Expanded Use in GIST

The FDA has granted imatinib mesylate (Gleevec) regular approval for use in adult patients following surgical removal of CD117-positive gastrointestinal stromal tumors (GIST). The new approval also highlights an increase in overall patient survival when the drug is taken for 36 months rather than...

Gastrointestinal Cancer

What Were the Take-home Messages from the 2012 Gastrointestinal Cancers Symposium?

Richard M. Goldberg, MD, of The Ohio State University Medical Center, chaired the steering committee of the 2012 Gastrointestinal Cancers Symposium in San Francisco, which attracted approximately 4,000 registrants who viewed data from some 700 scientific abstracts. The ASCO Post asked Dr. Goldberg...

Gastrointestinal Cancer

New Assays, Surveillance Techniques Reported for GI Malignancies

Two studies highlighted in press conferences and one presented during an invited lecture at the 2012 Gastrointestinal Cancers Symposium, held recently in San Francisco, suggest that early detection of pancreatic, esophageal, and colorectal cancers could soon improve. Enzyme Immunoassay Spots...

Gastrointestinal Cancer

Expert Point of View: Re-analysis of RADIANT-2 Finds Benefit for Everolimus in Patients with Carcinoid Tumors

Timothy J. Hobday, MD, of the Mayo Clinic in Rochester, Minnesota, discussed the findings of the RADIANT-2 re-analysis at the 2012 Gastrointestinal Cancers Symposium. Speaking from the perspective of a clinical researcher, he said, “the conclusions of the study are reasonable” and provide “valuable ...

Gastrointestinal Cancer

Salvage Chemotherapy plus Best Supportive Care in Advanced Gastric Cancer

Adding salvage chemotherapy to best supportive care was tolerated and improved overall survival among patients with advanced gastric cancer previously treated with both fluoropyrimidines and platinum, administered simultaneously or concurrently. The authors of the study report, published in the...

Gastrointestinal Cancer

Survival Analysis by Gastric Cancer Subtypes in AVAGAST Phase III Trial

Subset analysis of the AVAGAST trial, which evaluated the benefit of bevacizumab (Avastin) in advanced gastric cancer, has demonstrated distinct differences in outcomes according to disease subtype, reported Manish A. Shah, MD, of Weill Cornell Medical College and New York Presbyterian Hospital, at ...

Gastrointestinal Cancer

Targeting KRAS in GI Cancers: The Hunt for the Holy Grail in Cancer Research

The RAS oncogenes are the most frequently mutated class of oncogenes in human cancers, and this has prompted a search for Ras inhibitors to effectively treat tumors with these mutations. Despite intensive efforts, however, none has materialized clinically because K-Ras is proving to be a very...

Gastrointestinal Cancer

Strong Biomarker Candidates for Predicting Clinical Response to Bevacizumab

Plasma vascular endothelial growth factor A (VEGF-A) and tumor neuropilin-1 “are strong biomarker candidates for predicting clinical outcome in patients with advanced gastric cancer” after treatment with bevacizumab (Avastin). This was the conclusion of a mandatory biomarker program following up on ...

Gastrointestinal Cancer

SIDEBAR: Other Colorectal Cancer News from ASCO

Additional noteworthy gastrointestinal cancer studies presented during oral abstract sessions at the 2012 ASCO Annual Meeting included the following trials in metastatic colorectal cancer. Perifosine/Capecitabine Fails in Phase III Trial Adding perifosine, an oral alkylphospholipid inhibitor that...

gastrointestinal cancer

Give Your Patients the Latest GI Research News

During the upcoming Gastrointestinal Cancers Symposium, to be held on January 24–26, direct your patients to www.cancer.net/gisymposium, where they can get research highlights from the 2013 Symposium. Also, your patients can download or listen to podcasts with ASCO experts explaining what this...

hepatobiliary cancer
pancreatic cancer
gastrointestinal cancer

Important Data and Treatment Advances Reported in GIST and in Pancreatic and Liver Cancers 

The 10th annual Gastrointestinal Cancers Symposium, held recently in San Francisco, was jointly sponsored by ASCO, the AGA (American Gastroenterological Association), ASTRO (American Society for Radiation Oncology), and the SSO (Society of Surgical Oncology). “We seek to present the newest...

gastrointestinal cancer

SEER Analysis Shows Increased Survival with Surgery and Radiation Therapy in Metastatic Gastric Cancer 

A Surveillance, Epidemiology, and End Results (SEER) database analysis reported by Ravi Shridhar, MD, PhD, and colleagues in Cancer indicates that patients receiving surgery and radiation therapy for metastatic gastric cancer have prolonged survival compared with those receiving either alone or...

gastrointestinal cancer

Prognostic Significance of MTOR Pathway Component Expression in Neuroendocrine Tumors 

The MTOR serine/threonine kinase pathway is implicated in regulation of neuroendocrine tumor growth. In a study reported in the Journal of Clinical Oncology, Qian and colleagues investigated the potential prognostic significance of MTOR pathway component expression in patients with neuroendocrine...

Gastrointestinal Cancer

FDA Grants Priority Review to Ramucirumab as a Potential Single-Agent Treatment for Advanced Gastric Cancer

The FDA has assigned Priority Review to the regulatory submission for ramucirumab as a single-agent treatment for advanced gastric cancer following disease progression after initial chemotherapy. Ramucirumab is a human monoclonal antibody that specifically blocks the vascular endothelial growth...

Gastrointestinal Cancer

Gastric Cancer: Time to Revisit Angiogenesis

Progress in the treatment of gastric cancer has lagged behind advances in other solid tumor malignancies. A modest but clear survival benefit with the use of adjuvant therapy combined with surgery has been achieved, including the use of postoperative adjuvant chemotherapy as shown in large-scale...

Gastroesophageal Cancer
Gastrointestinal Cancer

Anti–VEGFR-2 Antibody Ramucirumab Prolongs Survival in Previously Treated Advanced Gastric or Gastroesophageal Cancer

Vascular endothelial growth factor (VEGF)– and VEGF receptor-2 (VEGFR-2)–mediated signaling and angiogenesis seem to have an important role in the pathogenesis of gastric cancer. In the phase III REGARD trial reported in Lancet, Charles S. Fuchs, MD, MPH, of Dana-Farber Cancer Institute, Boston,...

Gastrointestinal Cancer

Disease-Free Survival Is Acceptable Surrogate for Overall Survival in Trials of Adjuvant Chemotherapy

Disease-free survival is an acceptable surrogate for overall survival in trials of cytotoxic agents for gastric cancer in the adjuvant setting, the GASTRIC group concluded after conducting a meta-analysis of data from 3,288 individual patients enrolled in 14 randomized clinical trials. The trials...

Gastrointestinal Cancer

Ramucirumab Plus Paclitaxel Improves Overall Survival After First Progression in Metastatic Gastric Cancer

In the global phase III RAINBOW trial in patients with metastatic gastric cancer, the investigational monoclonal antibody ramucirumab significantly improved both progression-free and overall survival, when added to paclitaxel in second-line therapy, as reported at the 2014 Gastrointestinal Cancers...

Gastrointestinal Cancer

Ongoing Clinical Trials Actively Recruiting Patients With Gastrointestinal Cancers

This Clinical Trials Resource Guide is meant to increase awareness of currently recruiting NCI- or academic institution–sponsored clinical studies for your patients with gastrointestinal cancers. All of the studies are listed on the National Institutes of Health website at ClinicalTrials.gov, and...

Gastrointestinal Cancer

FDA Approves Ramucirumab for Stomach Cancer

The U.S. Food and Drug Administration (FDA) has approved ramucirumab (Cyramza) to treat patients with advanced or metastatic gastric cancer or gastroesophageal junction adenocarcinoma with disease progression on or after prior treatment with fluoropyrimidine- or platinum-containing chemotherapy....

Gastrointestinal Cancer

Gastric Cancer Detected in a Breath Test

By detecting certain volatile organic compounds in exhaled breath, NanoArtificial Nose technology (NA-NOSE) was able to differentiate patients with gastric cancer from those with benign lesions, with high accuracy, in a poster that earned a merit award at Digestive Disease Week 2014, the largest...

Gastrointestinal Cancer

CD44 Expression a Marker for Chemotherapy Resistance in Gastric Cancer, Overcome by Hedgehog Inhibition

CD44 is a gastric cancer stem cell marker, and the hedgehog signaling pathway can be dysregulated by cancer stem cells during tumorigenesis. In a study reported in Clinical Cancer Research, Yoon and colleagues found that high CD44 expression was associated with chemotherapy resistance and poorer...

Global Cancer Care
Gastrointestinal Cancer

IARC Calls on Countries With High Stomach Cancer Burden to Act to Prevent the Disease

A new report from the International Agency for Research on Cancer (IARC), an agency of the World Health Organization, urges health authorities of countries with high stomach cancer burden to include stomach cancer in their national cancer control programs and allocate more resources to control the...

Gastrointestinal Cancer

The RAINBOW Trial: Dawn of a New Era in Upper Gastrointestinal Malignancies

As reviewed in this issue of The ASCO Post (page 155), the RAINBOW trial is an international phase III study demonstrating improved overall survival with ramucirumab (Cyramza) plus paclitaxel as second-line therapy for patients with advanced gastric/gastroesophageal junction adenocarcinoma over...

Gastrointestinal Cancer

Adding VEGFR2 Inhibitor Ramucirumab to Paclitaxel Increases Overall Survival as Second-Line Treatment for Advanced Gastric Cancer

In the phase III RAINBOW trial reported in The Lancet Oncology, Hansjochen Wilke, MD, Director of Medical Oncology/Hematology at Kliniken Essen-Mitte, Essen, Germany, and colleagues found that adding the vascular endothelial growth factor receptor 2 (VEGFR2) inhibitor ramucirumab (Cyramza) to...

Gastrointestinal Cancer

Pazopanib Improves Progression-Free Survival in Advanced Pretreated GIST

Patients with gastrointestinal stromal tumor (GIST) can achieve remission on tyrosine kinase inhibitors, but almost all of them eventually develop resistance to these agents. The ­PAZOGIST trial results suggest that pazopanib (Votrient)—a broad-spectrum tyrosine kinase inhibitor—may be an effective ...

Gastrointestinal Cancer

Minimally Invasive Techniques Used to Address Small GIST Lesions

Surgeons at the cutting edge are offering minimally invasive resection to patients with small gastrointestinal stromal tumors (GISTs) deemed to be low-risk, according to panelists at a session of the American College of Surgeons 2014 Clinical Congress in San Francisco. “We are seeing more small...

Skin Cancer
Gastrointestinal Cancer

Surgery Plus Immunotherapy Improves Survival in Melanoma Patients With Gastrointestinal Metastases

When melanoma patients develop metastases to the gastrointestinal (GI) tract or pancreas, resection of these lesions may improve survival, according to two single-institution studies presented at the 2015 Gastrointestinal Cancers Symposium. In a study that earned a Merit Award, researchers reported ...

Colorectal Cancer
Pancreatic Cancer
Gastrointestinal Cancer

New Data Reported in Colorectal, Gastric, and Pancreatic Cancers

The 2015 Gastrointestinal Cancers Symposium, held January 15–17 in San Francisco, attracted almost 4,000 attendees, who heard or viewed data from nearly 800 scientific abstracts and lectures. Here are our summaries of some of the many important developments from the meeting. Bevacizumab Plus...

Breast Cancer
Gastrointestinal Cancer

Gastric, Breast Cancer Risk in Carriers of CDH1 Gene Mutations

In a new study,1 more precise estimates of age-associated risks of gastric and breast cancer were derived for carriers of the CDH1 gene mutation, a cancer-predisposing gene that is abnormal in families meeting criteria for clinically defined hereditary diffuse gastric cancer (HDGC). David G....

Gastrointestinal Cancer

The Emerging Role of Radiation Therapy in Gastrointestinal Cancers

The use of radiation therapy in the treatment of gastrointestinal cancer has evolved over the past several decades, in a gradual, stepwise fashion. Since most gastrointestinal cancers are diagnosed at a locally advanced stage, coupled with the inherent sensitivity of most parts of the...

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