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Showing 1401 - 1450ctDNA and Recurrence Risk After Surgery and Adjuvant Chemotherapy for Stage III Colon Cancer
In a cohort biomarker study reported in JAMA Oncology, Tie et al showed that the circulating tumor DNA (ctDNA)-positive status after surgery and chemotherapy was associated with an increased risk of disease recurrence in patients with stage III colon cancer. Study Details The Australian multicenter ...
Do Poorly Differentiated Clusters in Liver Metastases From Colorectal Cancer Offer Prognostic Value?
A study published by Yonemura et al in The American Journal of Surgical Pathology has shown a correlation between the poorly differentiated cluster grade in primary colorectal cancer tumors and metastatic lesions in the liver. The researchers wrote, “[Grade of] poorly differentiated clusters in...
AACR-NCI-EORTC: Investigational KRAS G12C Inhibitor for KRAS-Mutant Solid Tumors
The investigational KRAS G12C inhibitor MRTX849 yielded clinical responses in patients with non–small cell lung cancer (NSCLC) and colorectal cancer harboring KRAS G12C mutations, according to data from a phase I clinical trial presented at the AACR-NCI-EORTC International Conference on Molecular...
Panitumumab Plus Modified FOLFOXIRI for First-Line Treatment of RAS Wild-Type Metastatic Colorectal Cancer
In the German phase II VOLFI trial reported in the Journal of Clinical Oncology, Modest et al found that panitumumab plus modified FOLFOXIRI (fluorouracil, leucovorin, oxaliplatin, and irinotecan) used as first-line therapy improved the objective response rate in patients with RAS wild-type...
POLE/POLD1 Mutations and Outcomes With Immune Checkpoint Inhibitor Therapy
In a research letter published in JAMA Oncology, Feng Wang, MD, PhD, and colleagues identified the frequency of mutations in DNA polymerase epsilon (POLE) and delta 1 (POLD1) genes across cancer types and found that these mutations were associated with better survival outcomes among patients...
Applying Results From CALGB (ALLIANCE)/SWOG 80405 Study
A recent study1 finding significantly longer progression-free survival and reduced risk for treatment-related toxicities among patients with metastatic colorectal cancer being treated with chemotherapy can have immediate application, albeit with some caveats related to the observational nature of...
Physical Activity Delays Disease Progression and Lowers Risk of Adverse Events in Patients With Metastatic Colorectal Cancer
Patients who were being treated with chemotherapy for metastatic colorectal cancer and who reported engaging in physical activity had a significantly longer progression-free survival and reduced risk for treatment-related adverse events than did those reporting less physical activity, according to...
City of Hope Enrolling Patients With Brain Tumors in First-of-Its-Kind Clinical Trial
City of Hope has opened a first-in-human clinical trial for patients with recurrent glioblastoma. The trial is the first to combine City of Hope’s chimeric antigen receptor (CAR) T cells that target the IL13Rα2 antigen common on brain tumor cells in combination with nivolumab and ipilimumab. To...
Colorectal Cancer Screening With Fecal Immunochemical Testing, Sigmoidoscopy, or Colonoscopy for Patients Aged 50 to 79 Years Old
As reported in The British Medical Journal (BMJ) by Helsingen et al, a clinical practice guideline on colorectal cancer screening published as a BMJ Rapid Recommendations guideline indicates that previously unscreened individuals aged 50 to 79 years old with 15-year colorectal cancer risk of ≥ 3%...
Parenchymal-Sparing Hepatectomy for Colorectal Cancer Liver Metastases
In a meta-analysis published by Deng et al in Cancer Medicine, researchers found parenchymal-sparing hepatectomy was associated with better perioperative outcomes vs extended hepatectomy for the treatment of colorectal cancer liver metastases, without compromising long-term oncologic outcomes. The...
Effect of Tumor Sidedness and Molecular Alterations on Outcomes in Patients With RAS/BRAF Wild-Type Metastatic Colorectal Cancer
In a study reported in the Journal of Clinical Oncology, Morano et al assessed prognostic/predictive role of tumor sidedness and presence of uncommon molecular alterations in anti-EGFR treatment primary resistance in patients with RAS/BRAF wild-type metastatic colorectal cancer. Study Details The...
Cancer Taught Me What It Means to Be a Man
Let’s face it, men don’t go to the doctor as often as we should. At least that has been my experience. I felt compelled to finally make an appointment with my primary care physician after I began working as a research assistant at the Smidt Heart Institute at Cedars-Sinai in 2014, as it felt...
Managing Rectal Cancer: Better Outcomes Now, but Still a Challenging Clinical Setting
The management of rectal cancer has evolved over the past decades, yielding several major practice changes that have substantially improved outcomes. However, rectal cancer treatment remains challenging and even with improved outcomes can result in life-altering morbidity. To shed light on the...
Engage, Discuss, and Learn With ASCO eLearning Multidisciplinary Molecular Tumor Boards
The ASCO eLearning Multidisciplinary Molecular Tumor Boards (MMTBs) offer participants an opportunity to learn from experts and from each other on a variety of tumor-based topics. MMTB formats alternate between slide-based and discussion forum-based layouts. The discussion-based MMTBs are an...
Entrectinib for NTRK-Positive Solid Tumors and ROS1-Positive Lung Cancer
In the Clinic provides overviews of novel oncology agents, addressing indications, mechanisms of action, administration recommendations, safety profiles, and other essential information needed for the appropriate clinical use of these drugs. On August 15, 2019, the oral TRK, ROS1, and ALK kinase...
Inequities in Care for Patients With Cancer and Serious Mental Illness
Studies show that people suffering from serious mental illness are at increased risk for poor cancer outcomes and mortality due to inequities in their cancer care. Although psychiatric care at the time of diagnosis may improve care, current models for integrating psychiatric interventions and...
ESMO 2019: Interim Analysis of the BEACON CRC Trial
In an interim analysis of the phase III BEACON CRC trial reported at the European Society for Medical Oncology (ESMO) Congress 2019 (Abstract LBA32) and in The New England Journal of Medicine, Scott Kopetz, MD, PhD, and colleagues found improved overall survival and overall response rate in...
How to Help Terminally Ill Patients Find Peace in the Dying Process
End-of-Life Oncology is a new occasional column in The ASCO Post that will explore how to ensure the care received by terminally ill patients is in alignment with their end-of-life goals and wishes. In this inaugural installment, The ASCO Post talked with Lillie D. Shockney, RN, BS, MAS,...
Older Sexual and Gender Minorities With Cancer: A Population Hidden in the Open
The term “sexual and gender minorities” encompasses people whose sexual orientation, gender identity and expression, or reproductive development varies from traditional, societal, cultural, or physiologic norms1 and includes lesbian, gay, bisexual, transgender, and queer (LGBTQ) people. More than 3 ...
Reduced Risk of Recurrence and Improved Long-Term Outcome With Complete Mesocolic Excision in Right-Sided Colon Cancer
In a Danish population-based cohort study reported in The Lancet Oncology, Bertelesen et al found that complete mesocolic lymph node excision was associated with reduced risk of recurrence vs noncomplete excision approaches among patients with stage I to III right-sided colon adenocarcinomas....
ESMO 2019: ctDNA as a Marker for Disease-Free Survival With Oxaliplatin Treatment in Stage III Colon Cancer
Patients with advanced colon cancer and plasma samples containing circulating tumor DNA (ctDNA) were less likely to achieve 2-year disease-free survival with oxaliplatin-based adjuvant treatment than patients with ctDNA-negative samples, according to findings presented at the European Society for...
Benefit of Daratumumab Across Populations With Newly Diagnosed Multiple Myeloma
This week, we review a presentation on the benefit of daratumumab across populations with newly diagnosed multiple myeloma. We also talk about a study on racial disparities in colorectal cancer mortality. Lastly, we discuss the U.S. Food and Drug Administration’s recent approval of apalutamide in...
Prevent Cancer Foundation Awards $250,000 in Community Grants
Through its community grants program, the Prevent Cancer Foundation is supporting 10 projects that are focused on increasing cancer prevention and early detection in communities across the United States, from Honolulu to Baltimore. The projects were selected through a competitive grants process,...
AACR Disparities: Uninsured/Underinsured, Lower-Income, and/or Minority Patients More Likely to Receive Cancer Diagnosis After ED Visit
Medicare patients from lower socioeconomic groups and several ethnic minority groups were more likely to be diagnosed with cancer following an emergency department visit, according to results of a study presented at the 12th American Association for Cancer Research Conference on The Science of...
AACR Disparities: Mortality Rate for Colorectal Cancer Higher for Blacks Than for Whites in Major U.S. Cities
According to the American Cancer Society, excluding skin cancers, colorectal cancer is the third most common cancer in both men and women in the United States and the second most common cause of cancer deaths. This year, it is expected that more than 51,000 people will die of the malignancy....
FDA Approves Cologuard for Persons Aged 45 and Older at Average Risk for Colorectal Cancer
Today, the U.S. Food and Drug Administration (FDA) approved the noninvasive colorectal cancer screening test Cologuard for eligible average-risk individuals aged 45 years and older, expanding on its previous indication for those aged 50 years and older. Cologuard is a stool DNA-based colorectal...
Alejandra Méndez Romero, MD, PhD, on Liver Metastases: Dutch-Belgian Registry of Stereotactic Body Radiation
Alejandra Méndez Romero, MD, PhD, of Erasmus University Medical Center, discusses findings that show high local control rates with stereotactic body radiation for patients in this large published series, most of whom had colorectal cancer (Abstract 230).
Flaxseed
The ASCO Post’s Integrative Oncology series is intended to facilitate the availability of evidence-based information on integrative and complementary therapies sometimes used by patients with cancer. In this installment, Ting Bao, MD, DABMA, MS, and Jyothirmai Gubili, MS, focus on flaxseed because...
Patients With Metastatic Colorectal Cancer Carrying Class 3 BRAF Mutations May Respond to Anti-EGFR Therapy
Although between 8% and 12% of patients with metastatic colorectal cancer harbor a BRAF gene mutation, not all non-V600 BRAF alterations respond to EGFR antibody treatment, according to findings from a study by Yaeger et al published in Clinical Cancer Research. The study investigated whether...
Addition of Selective Internal Radiotherapy to Chemotherapy May Improve Resectability of Colorectal Cancer Liver Metastases
In a report published by Garlipp et al in the British Journal of Surgery, the addition of selective internal radiotherapy (SIRT) to modified FOLFOX6-based chemotherapy (mFOLFOX6; oxaliplatin/leucovorin/fluorouracil) improved the resectability of initially unresectable colorectal cancer liver...
POLE/POLD1 Mutations Across Cancer Types and Association With Immune Checkpoint Inhibitor Therapy Outcomes
In a research letter published in JAMA Oncology, Wang et al identified the frequency of mutations in DNA polymerase epsilon (POLE) and delta 1 (POLD1) genes across cancer types and found that these mutations were associated with better survival outcomes among patients receiving immune checkpoint...
HIV-Positive Older Adults With Cancer and Worsened Disease Outcomes
In a study reported in JAMA Oncology, Anna E. Coghill, PhD, MPH, and colleagues found that outcomes are often worse among human immunodeficiency virus (HIV)-positive patients aged 65 years or older with cancer vs HIV-negative patients with cancer, after adjustment for first courses of treatment....
Confronting the Criticisms Facing Watson for Oncology
Over the past 2 years, IBM’s Watson for Oncology cognitive computing system, which uses artificial intelligence (AI) algorithms to generate treatment recommendations, has come under fire for allegedly not delivering on expectations to provide state-of-the-art personalized treatment for patients...
Physical Activity Level and Outcomes in Metastatic Colorectal Cancer
A prospective cohort study within the phase III Cancer and Leukemia Group B (Alliance)/SWOG 80405 trial found that increased physical activity at baseline was associated with nonsignificant improvement in overall survival, a significant improvement in progression-free survival, and a reduced risk...
Bert Vogelstein, MD, and Irving L. Weissman, MD, Recognized for Revolutionizing Cancer Research
Two scientists, whose discoveries in stem cell and cancer cell biology have led to innovative advances in fields ranging from oncology and immunology to cancer genomics and regenerative medicine, will receive the 2019 Albany Medical Center Prize in Medicine and Biomedical Research. Bert Vogelstein, ...
IU Simon Cancer Center Earns NCI’s Comprehensive Cancer Center Designation
The Indiana University Melvin and Bren Simon Cancer Center (IU Simon Cancer Center) has achieved the highest recognition from the National Cancer Institute (NCI): Comprehensive Cancer Center. With this federal designation signifying research excellence, it becomes the only NCI-designated...
Hey Siri, Should I Get a Medical Degree?
I received a coffee mug from a physician colleague some years ago with the tag line: “Please do not confuse your Google search with my Medical Degree.” Physicians of all stripes and colors can relate to the agony of debunking a “Dr. Google” diagnosis. However, in a fast-evolving health-care...
FDA Pipeline: Fast Track Designation in Myelodysplastic Syndrome and AML, Plus Multiple Breakthrough Designations
Recently, the U.S. Food and Drug Administration (FDA) granted Fast Track designation to magrolimab in myelodysplastic syndrome and acute myeloid leukemia (AML). The agency also granted Breakthrough Therapy designations in lung cancer and desmoid tumors, as well as Breakthrough Device designations...
2019 Quality Care: End-of-Life Care in Western Washington State vs Alberta, Canada
In a study to be presented by Khaki et al at the 2019 ASCO Quality Care Symposium, researchers found more aggressive end-of-life measures—including use of chemotherapy and admissions to the intensive care unit (ICU)—were employed in the last 30 days of life in Western Washington state vs Alberta,...
Text Instructions and Reminders May Improve Colonoscopy Adherence Rates
Having text message conversations with patients 1 week before they are scheduled for a colonoscopy decreased “no-show” rates, according to a recent study published by Mahmud et al in Health Education & Behavior. Through sending reminders and instruction, the team increased the rate of...
New NCCN Guidelines®: First to Address Small Intestine Cancers
THE NATIONAL COMPREHENSIVE Cancer Network® (NCCN®) recently announced the publication of a new set of recommendations focused on cancers in the small intestine. The NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®) for Small Bowel Adenocarcinoma are the first treatment guidelines in...
Dana-Farber Researchers Win Grand Challenge Funding From Cancer Research UK
DANA-FARBER CANCER INSTITUTE researchers are Grand Challenge winners for a project that aims to discover how certain microbes inside the body lead to colorectal cancer and influence a patient’s response to treatment, Cancer Research UK announced recently. Dana-Farber Cancer Institute’s Matthew...
Exploratory Analysis Shows DNA Methylation Assay Highly Specific for Cancer Detection
A cell-free DNA test based on the presence of DNA methylation has proven highly specific as a multicancer detection test and appears especially good at detecting high-risk malignancies. In most cases, it can also accurately pinpoint the tumor’s tissue of origin, researchers reported at the 2019...
Oral Antibiotics and Risk of Colon or Rectal Cancer
In an extensive data mining analysis of British medical records, researchers found that taking even a single course of antibiotics might boost—albeit slightly—the risk of developing colon cancer, but not rectal cancer, a decade later. The findings, reported by Zhang et al in Gut,...
Does Exercise Improve Outcomes in Patients With Metastatic Colorectal Cancer?
Patients with metastatic colorectal cancer who engaged in moderate exercise while undergoing chemotherapy tended to have delayed progression of their disease and fewer severe side effects from treatment, according to the results of a new study published by Guercio et al in the Journal of Clinical...
FDA Approves Entrectinib for NTRK-Fusion Cancers, ROS1-Positive NSCLC
Today, the U.S. Food and Drug Administration (FDA) granted accelerated approval to entrectinib (Rozlytrek) for adult and adolescent patients whose cancers have an NTRK (neurotrophic tyrosine receptor kinase) genetic fusion and for whom there are no effective treatments. Entrectinib was also...
Age Disparities Among Patients in Cancer Clinical Trials and Patients With Cancer in the General Population
In a study reported in JAMA Oncology, Ludmir et al found that the median age of patients with common cancers enrolled in clinical trials was substantially lower than the median age of patients with the same cancers in the general population. Age disparity was greater in industry-funded trials....
Outcomes Among Older HIV-Positive Patients With Cancer in the United States
In a study reported in JAMA Oncology, Coghill et al found that outcomes are often worse among human immunodeficiency virus (HIV)-positive patients aged 65 years or older with cancer vs HIV-negative patients with cancer, after adjustment for the first courses of treatment. In the study,...
Anti–PD-1/PD-L1 Rechallenge After Immune-Related Adverse Events
In a study reported in JAMA Oncology, Olivier Lambotte, MD, PhD, found that rechallenge with an immune checkpoint inhibitor after occurrence of immune-related adverse events was associated with occurrence of an immune-related adverse event in approximately half of patients, with no increase in...
Regorafenib Dose-Escalation Strategy vs Standard Dosing in Colorectal Cancer
In the phase II ReDOS trial reported in The Lancet Oncology, Tanios Bekaii-Saab, MD, and colleagues found that a regorafenib dose-escalation strategy compared favorably with standard dosing in regard to toxicity profile and activity in patients with refractory advanced colorectal cancer. Study...
