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colorectal cancer

Survival Analysis for Adjuvant Chemotherapy vs Observation After Pathologic Complete Response and Resection in Rectal Cancer

In a propensity-score matching analysis reported in JAMA Oncology, Polanco et al found that adjuvant chemotherapy was associated with a survival benefit vs observation among patients with locally advanced rectal cancer who underwent resection after pathologic complete response following neoadjuvant ...

colorectal cancer

Adjuvant FOLFOX or CAPOX for 3 or 6 Months in Stage II or III Colon Cancer

As reported in the Journal of Clinical Oncology by Sobrero et al, the Italian phase III TOSCA trial did not demonstrate noninferiority of 3 vs 6 months of adjuvant CAPOX (capecitabine plus oxaliplatin) or FOLFOX (fluorouracil, leucovorin, and oxaliplatin) in relapse-free survival in stage II or...

colorectal cancer

Following Nutrition and Exercise Guidelines May Prolong Survival in Stage III Colon Cancer

A diet high in whole grains, fruits, and vegetables—along with exercise and maintaining a healthy body weight—can improve the 5-year survival rate for patients with stage III colorectal cancer, according to a new report published by Van Blarigan et al in JAMA Oncology. The findings...

colorectal cancer

Adjuvant Chemotherapy Duration in Stage III Colon Cancer

In a preplanned pooled analysis of phase III trials reported in The New England Journal of Medicine, Grothey et al did not establish noninferiority of 3 vs 6 months of adjuvant FOLFOX (fluorouracil, leucovorin, and oxaliplatin) or CAPOX (capecitabine and oxaliplatin) in disease-free survival in...

colorectal cancer

Total Neoadjuvant Therapy in Locally Advanced Rectal Cancer

In a retrospective cohort study reported in JAMA Oncology, Cercek et al found evidence supporting the use of total neoadjuvant therapy as an effective option in locally advanced rectal cancer. Study Details The study involved data on 811 patients presenting with locally advanced rectal cancer (T3 ...

colorectal cancer

Modified XELIRI vs FOLFIRI as Second-Line Treatment for Metastatic Colorectal Cancer

In an Asian phase III noninferiority trial (AXEPT) reported in The Lancet Oncology, Xu et al found that modified XELIRI (mXELIRI, capecitabine plus irinotecan) was noninferior in overall survival vs standard FOLFIRI (leucovorin, fluorouracil, and irinotecan), both given with or without bevacizumab...

colorectal cancer
immunotherapy

FDA Accepts sBLA for Nivolumab Plus Ipilimumab in Previously Treated MSI-H or dMMR Metastatic Colorectal Cancer

On March 27, the U.S. Food and Drug Administration (FDA) accepted a supplemental biologics license application (sBLA) for nivolumab (Opdivo) in combination with ipilimumab (Yervoy) for the treatment of adults with microsatellite instability–high (MSI-H) or mismatch repair deficient...

colorectal cancer
immunotherapy

Alan P. Venook, MD, on Selecting Treatment for Advanced Colorectal Cancer

Alan P. Venook, MD, of the UCSF Helen Diller Family Comprehensive Cancer Center, discusses which biomarkers to order and when, the role of checkpoint inhibitors, and chemotherapy choices.

colorectal cancer

Study Finds Patients Using an iPad App to Self-Order Tests Doubled Colon Cancer Screening Rates

According to the American Cancer Society (ACS), colorectal cancer (CRC) is the third most commonly diagnosed cancer in the United States and the second leading cause of death from cancer. Projections by the ACS show that, this year, about 50,630 people will die from the disease. However, studies...

colorectal cancer

Study Finds Colorectal Cancer Screenings Vary Widely Throughout the United States

A study examining prevalence estimates of colorectal cancer screening at the county level in the United States has found that the country is far behind reaching the goal of screening 80% of adults aged 50 and older for colorectal cancer by 2018, which is supported by the National Colorectal Cancer...

colorectal cancer

Nut Consumption in Patients With Stage III Colon Cancer

People with stage III colon cancer who regularly eat nuts are at significantly lower risk of cancer recurrence and mortality than those who don’t, according to findings published by Fadelu et al in the Journal of Clinical Oncology. Findings The study followed 826 participants in the CALGB...

colorectal cancer
survivorship
symptom management

David Baraghoshi, on Colorectal Cancer and Cardiovascular Disease Risk

David Baraghoshi, of the Huntsman Cancer Institute at the University of Utah, discusses an assessment of cardiovascular risk more than 10 years after diagnosis for colorectal cancer survivors compared with a cancer-free general population cohort (Abstract 113).

colorectal cancer
immunotherapy

Combination Immunotherapy in DNA Mismatch Repair–Deficient/Microsatellite Instability–High Metastatic Colorectal Cancer

As reported in the Journal of Clinical Oncology by Overman et al, findings in the nivolumab (Opdivo) plus ipilimumab (Yervoy) cohort of the CheckMate-142 study indicate a high response rate and durable responses with the combination in previously treated patients with DNA mismatch...

breast cancer
colorectal cancer
survivorship

2018 SURVIVORSHIP: Exercising During Chemotherapy for Breast or Colon Cancer Has Long-Term Benefits

A follow-up study to a randomized clinical trial reveals that exercising during adjuvant chemotherapy helps people engage in more physical activity years later. Four years later, people with breast or colon cancer who had participated in an 18-week exercise program while receiving chemotherapy...

colorectal cancer
immunotherapy

Is There a Benefit of Maintenance Bevacizumab During Chemotherapy-Free Intervals in Metastatic Colorectal Cancer?

As reported by Aparicio et al in the Journal of Clinical Oncology, a French phase III trial (PRODIGE 9) showed no benefit of maintenance bevacizumab (Avastin) during postinduction chemotherapy-free intervals in metastatic colorectal cancer. Study Details In the open-label trial, 491 patients from ...

breast cancer
colorectal cancer

Two Genetic Mutations Implicated in Breast Cancer Emerge From Study of Lynch Syndrome

Researchers at Columbia University Irving Medical Center (CUIMC) and GeneDx, a genetic testing company, have identified two new genetic mutations associated with breast cancer: MSH6 and PMS2. The researchers’ study—published by Roberts et al in Genetics in Medicine—suggests that...

breast cancer
colorectal cancer
gynecologic cancers
hepatobiliary cancer
lung cancer
pancreatic cancer
gastroesophageal cancer

Detecting and Localizing Eight Cancer Types With One Multianalyte Blood Test

Johns Hopkins Kimmel Cancer Center researchers developed a single blood test that screens for eight common cancer types and also helps identify the location of the cancer. The test, called CancerSEEK, is a unique noninvasive, multianalyte test that simultaneously evaluates levels of eight cancer...

colorectal cancer
immunotherapy

2018 GI CANCERS SYMPOSIUM: Nivolumab Plus Ipilimumab Yields Survival Benefit in Metastatic Colorectal Cancer

Nivolumab (Opdivo) plus ipilimumab (Yervoy) led to a 1-year overall survival rate of 85% in previously treated metastatic colorectal cancer patients with DNA mismatch repair–deficient (dMMR) or microsatellite instability–high (MSI-H) tumors. These data were presented in the first report ...

colorectal cancer

2018 GI CANCERS SYMPOSIUM: Novel Triplet Combination Improves Progression-Free Survival in Patients With BRAF-Mutant Colorectal Cancer

Updated results were recently reported from the 30 patient safety lead-in of the phase III BEACON CRC trial evaluating the triplet combination of encorafenib (a BRAF inhibitor), binimetinib (an MEK inhibitor), and cetuximab (Erbitux, an anti–EGFR antibody) in patients with BRAF-mutant...

colorectal cancer

Mark Saunders, MD, PhD, on Colorectal Cancer: Results From the SCOT Trial

Mark Saunders, MD, PhD, of Christie Hospital, discusses study findings on tumor sidedness and the influence of chemotherapy duration on disease-free survival (Abstract 558).

colorectal cancer
immunotherapy

Thierry André, MD, and Michael J. Overman, MD, on Colorectal Cancer: Results From Two CheckMate-142 Trials

Thierry André, MD, of Hôpital Saint-Antoine, and Michael J. Overman, MD, of The University of Texas MD Anderson Cancer Center, discuss findings from their respective CheckMate-142 studies on nivolumab and ipilimumab in patients with DNA mismatch repair–deficient/microsatellite instability–high...

colorectal cancer

2018 GI CANCERS SYMPOSIUM: Liquid Biopsy Test May Detect Early-Stage Colorectal Cancer

A new study has found that a test that identifies circulating tumor cells (CTCs) present in the bloodstream can detect colorectal cancer at an early stage, with accuracy ranging from 84% to 88%. Most prior studies using CTCs have been able to detect late-stage colorectal cancer, and this study is...

breast cancer
colorectal cancer
lung cancer
skin cancer
issues in oncology

Growing Socioeconomic and Racial Disparities in Management of Brain Metastases

Increasing use of a potentially life-saving treatment for metastatic cancer is leaving too many vulnerable patients behind, according to a new study from Yale Cancer Center/Smilow Cancer Hospital published by Kann et al in JNCCN – Journal of the National Comprehensive Cancer Network. The...

colorectal cancer

Combination Agent in Asian Patients With Previously Treated Metastatic Colorectal Cancer

In the Asian phase III TERRA trial, trifluridine/tipiracil (Lonsurf) produced a significant improvement in overall survival vs placebo among patients with metastatic colorectal cancer refractory or intolerant of standard chemotherapies with or without exposure to biologic therapies. These findings...

colorectal cancer

Primary Tumor Location and Outcomes in Stage III Colon Cancer According to RAS- and BRAF-Mutation Status

  In a study in the PETACC-8 trial population reported in JAMA Oncology, Taieb et al found that the risk of recurrence in patients with stage III colon cancer differed for the primary tumor location according to RAS- and BRAF-mutation status. Study Details A total of 2,559 patients were...

colorectal cancer

FDA Approves New Oral Solution for Colonoscopy Preparation

The U.S. Food and Drug Administration (FDA) has granted Ferring Pharmaceuticals Inc approval to market a combination sodium picosulfate, magnesium oxide, and anhydrous citric acid oral solution (Clenpiq) for cleansing the colon in adults undergoing a colonoscopy. With availability planned in...

colorectal cancer

Study Suggests Measurable Impact of an ACS Colorectal Cancer Screening Program

A new study suggests that an American Cancer Society (ACS) program has been effective in promoting improvements in colorectal cancer screening rates in federally qualified health centers (FQHCs). The study data, published by Riehman et al in the American Journal of Preventive Medicine, shows the...

colorectal cancer

Association of Fiber Intake After Colorectal Cancer Diagnosis and Survival

In a study reported in JAMA Oncology, Song et al found that higher fiber intake after diagnosis of nonmetastatic colorectal cancer is associated with improved colorectal cancer–specific and overall survival. The benefit was also observed with a higher intake of whole grains. Study Details...

colorectal cancer

ESMO Asia 2017: AXEPT Trial: New Second-Line Therapy for Metastatic Colorectal Cancer Is Effective and Safe

A randomized trial in 650 patients has confirmed the safety and efficacy of a new second-line treatment for metastatic colorectal cancer, researchers reported at the European Society for Medical Oncology (ESMO) Asia 2017 Congress (Abstract LBA3_PR). Oral fluorinated pyrimidines have been...

colorectal cancer

Mismatch Repair–Deficiency Testing in Patients With Colorectal Cancer

In a study reported in JAMA Oncology, Shaikh et al found that despite existing recommendations, mismatch repair (MMR)-deficiency testing is underused in patients with colorectal cancer, including younger patients. As noted by the authors, MMR deficiency is observed in up to 15% of sporadic...

colorectal cancer
issues in oncology

Differences in Insurance Coverage Associated With Nearly Half of Black-White Survival Disparity in Colorectal Cancer

Health insurance coverage differences account for nearly one-half of the black-white survival disparity in colorectal cancer patients, according to a new study published by Sineshaw et al in Gastroenterology. The findings reinforce the importance of equitable health insurance coverage to mitigate...

colorectal cancer

Ventana MMR IHC Panel for Patients Diagnosed With Colorectal Cancer Receives FDA Clearance

On November 14, the U.S. Food & Drug Administration (FDA) granted clearance to the Ventana MMR IHC Panel, which provides clinicians with a comprehensive group of immunohistochemistry (IHC) tests for patients diagnosed with colorectal cancer. The tests detect proteins associated with the DNA...

colorectal cancer

Association of Tumor HER3 Expression With Treatment Outcome in Advanced Colorectal Cancer

In a study reported in JAMA Oncology, Seligmann et al found that higher tumor HER3 messenger RNA expression among patients with RAS wild-type tumors was associated with a better outcome with panitumumab (Vectibix) plus irinotecan vs irinotecan alone among patients with advanced colorectal cancer in ...

colorectal cancer

AACR-NCI-EORTC: Colorectal Cancer Test Could Detect Early Cancer-Causing Genetic Biomarkers With High Degree of Sensitivity

An investigational test that screens for colorectal cancer could detect genetic mutations that are indicative of the disease with a high degree of sensitivity and specificity, according to results of a study presented by Powell et al at the AACR-NCI-EORTC International Conference on Molecular...

colorectal cancer

AACR-NCI-EORTC: Colorectal Cancers May Mutate to Escape Immune System Detection

Whole-exome sequencing revealed that colorectal cancers with high mutational load (microsatellite instability–high, or MSI-H) predominantly use “immunoediting” to escape immune surveillance, while colorectal cancers with low mutational load (microsatellite stable, or MSS) use...

colorectal cancer
issues in oncology

Preexisting Dementia and Survival in Older Patients With Stage III Colon Cancer

A pre-existing diagnosis of dementia was associated with increased risk of death for older patients with advanced colon cancer; however, some of the effects of dementia on survival could be mediated by receipt of chemotherapy, according to results of a study published by Chen et al in Cancer...

colorectal cancer

Remnant Liver Ischemia and Cancer-Specific Survival After Resection of Colorectal Liver Metastases

In a single-center experience reported by Yamashita et al in JAMA Surgery, postoperative remnant liver ischemia of grade ≥ 2 was associated with worse cancer-specific survival after resection of colorectal liver metastases. Study Details The retrospective analysis included 202 patients who...

colorectal cancer

Jaafar Bennouna, MD, on Colorectal Cancer: Clinical Trial Findings on Targeted Treatments and Chemotherapy

Jaafar Bennouna, MD, of the University of Nantes, discusses findings from a phase II French study of bevacizumab or cetuximab plus chemotherapy after progression with bevacizumab plus chemotherapy in patients with wild-type KRAS metastatic colorectal cancer (Abstract 477O).

colorectal cancer

Study Finds Gut Microbes May Promote Immune Responses Against Colorectal Cancer

Colorectal cancer is the third leading cancer-related cause of death worldwide, accounting for 774,000 deaths in 2015, according to the World Health Organization. Now, a study presented at the third CRI-CIMT-EATI-AACR International Cancer Immunotherapy Conference: Translating Science Into Survival, ...

colorectal cancer

Labetuzumab Govitecan in Heavily Pretreated Patients With Metastatic Colorectal Cancer

As reported by Dotan et al in the Journal of Clinical Oncology, the antibody-drug conjugate labetuzumab govitecan showed antitumor activity in a phase I/II trial in patients with heavily pretreated metastatic colorectal cancer who had received prior irinotecan therapy. The agent comprises...

colorectal cancer

Association of Systemic Inflammation and Sarcopenia With Survival in Early-Stage Colorectal Cancer

Results from the C SCANS (Colorectal Cancer: Sarcopenia, Cancer, and Near-Term Survival) study indicate that prediagnosis systemic inflammation and at-diagnosis sarcopenia are associated with an increased mortality risk in patients with nonmetastatic colorectal cancer. The findings were reported in ...

colorectal cancer

African American Men Have Lowest Survival Rates Among Patients With Anal Cancer

Over the past 30 years, squamous cell carcinoma of the anus has been one of the few cancers with a steadily rising incidence in the United States, with the most rapid increase seen in black men. To further investigate this trend, researchers at the University of Texas Southwestern Medical Center...

colorectal cancer

Clinical Genomics Implements QIAGEN’s Tube Collection Technology for Colorectal Cancer Recurrence Assay

On August 21, Clinical Genomics announced they have implemented QIAGEN’s PAXgene circulating cell-free DNA tube blood sample collection in its Colvera colorectal cancer recurrence assay. Colvera, an integrated liquid biopsy solution, is designed to enable easy and accurate...

colorectal cancer

Nodal Stage Migration and Prognosis in Anal Cancer

In a study reported in The Lancet Oncology, Sekhar et al found that the increasing proportion of lymph node–positive disease associated with enhanced detection techniques has led to nodal stage migration in anal cancer, which may reduce prognostic discrimination on the basis of lymph node...

colorectal cancer

Colorectal Cancer Mortality Rates in Adults Aged 20 to 54 Years From 1970 to 2014

In a research letter to JAMA, Siegel et al reported that overall colorectal cancer mortality rates have declined in the United States between 1970 and 2014 in patients aged 20 to 54 years but increased in white persons in this age group between 2004 and 2014. Study Details In the study,...

colorectal cancer

Imaging and Biomarker Test Could More Accurately Predict Longer-Term Patient Response to Regorafenib in Colorectal Cancer

Administering a magnetic resonance imaging (MRI) scan and a blood test to patients with metastatic colorectal cancer may help to select those who would benefit from a targeted cancer treatment, a new study published by Khan et al in Gutreported. Researchers found that after only 2 weeks on the...

colorectal cancer

Nivolumab in Advanced DNA Mismatch Repair–Deficient or Microsatellite Instability–High Colorectal Cancer

The phase II CheckMate 142 trial has shown that nivolumab (Opdivo) produces durable responses in recurrent or metastatic DNA mismatch repair–deficient (dMMR)/microsatellite instability–high (MSI-H) colorectal cancer. These study findings were reported in The Lancet Oncology by Overman...

colorectal cancer

FDA Approves Nivolumab in MSI-H or dMMR Metastatic Colorectal Cancer

Today, the U.S. Food and Drug Administration (FDA) approved nivolumab (Opdivo) injection for intravenous use for the treatment of adult and pediatric (12 years and older) patients with microsatellite instability–high (MSI-H) or mismatch repair deficient (dMMR) metastatic colorectal cancer...

colorectal cancer

FDA Grants Marketing Approval to the Praxis Extended RAS Panel

On June 29, the U.S. Food and Drug Administration (FDA) granted marketing approval to the Praxis Extended RAS Panel, a next-generation sequencing test to detect certain genetic mutations in RAS genes in tumor samples of patients with metastatic colorectal cancer. The test is used to aid in the...

colorectal cancer

Effect of Salvage Surgery on Survival in Recurrence After Treatment of Rectal Cancer

In a large single-center analysis reported in the Journal of Clinical Oncology, Ikoma et al found that salvage surgery was associated with prolonged survival in patients with lung-only and liver-only recurrence but not in those with locoregional-only recurrence after preoperative chemotherapy and...

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