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Showing 801 - 850Study Finds Screen-Detected Colorectal Cancers May Have More Favorable Stage Distribution Than Colorectal Cancers Detected Otherwise
In a population-based study conducted in nine European countries for which data on mode of detection were available (Belgium, Denmark, England, France, Italy, Ireland, the Netherlands, Slovenia, and Spain), the proportion of colorectal cancer cases detected by screening varied widely between...
Smitha S. Krishnamurthi, MD, on Colorectal Cancer: Treatment Updates
Smitha S. Krishnamurthi, MD, of the Cleveland Clinic Taussig Cancer Institute, discusses prognostic assays for localized colon cancer, the potential clinical uses and current limitations of prognostic assays for stage II to III disease, and checkpoint inhibitor therapy for metastatic colorectal...
NCCN Clinical Practice Guidelines in Oncology: 2022 Updates
In 1996, the National Comprehensive Cancer Network® (NCCN®) published its first set of Clinical Practice Guidelines in Oncology® covering eight tumor types. Guidelines are now published for more than 60 tumor types, subtypes, and topics. During the NCCN’s 27th Annual Conference, which was again...
Study Points to Expanded Genomic Testing to Benefit Children and Young Adults With Cancer
New findings from researchers at Memorial Sloan Kettering Cancer Center published by Shukla et al in Nature Communications reported the results of using a comprehensive sequencing approach on 114 pediatric, adolescent, and young adult patients with solid tumors. The researchers found that their...
Medicaid Expansion Is Associated With Increased Survival in Newly Diagnosed Patients With Cancer
A large study led by researchers at the American Cancer Society showed that Medicaid expansion under the Affordable Care Act (ACA) was associated with an increase in 2-year overall survival rates among patients newly diagnosed with cancer, especially among non-Hispanic Black people and people...
Colonoscopy After Positive FIT Test May Reduce Risk of Death From Colorectal Cancer
Recent research underlines the importance of following up with a colonoscopy exam after a positive result on an at-home stool test to screen for colorectal cancer. The test, known as the fecal immunochemical test (FIT), checks for traces of blood in patient-collected stool samples, which can be an...
Age at Initiation of Colorectal Cancer Screening and Risk of Colorectal Cancer Among U.S. Women
In a study reported in JAMA Oncology, Ma et al found that the initiation of lower gastrointestinal endoscopy screening in women younger than age 50 was associated with a reduced risk of colorectal cancer vs no screening, and a greater absolute risk reduction compared with screening starting at age...
Watch-and-Wait Strategy for Organ Preservation in Patients Receiving Total Neoadjuvant Therapy for Rectal Adenocarcinoma
In a phase II trial reported in the Journal of Clinical Oncology, Garcia-Aguilar et al found that total neoadjuvant therapy followed by a watch-and-wait strategy vs total mesorectal excision based on response allowed for organ preservation in approximately half of patients with rectal...
3 vs 6 Months of Adjuvant Oxaliplatin- and Fluoropyrimidine-Based Therapy for Stage III Colon Cancer: Final Analysis
As reported in the Journal of Clinical Oncology by Yoshino et al, the final analysis of survival and safety of the Japanese phase III ACHIEVE trial (part of the IDEA Collaboration) has shown no difference in disease-free or overall survival with 3 vs 6 months of adjuvant mFOLFOX6 (fluorouracil,...
Comparison of 2020 NICE Criteria for Preoperative Radiotherapy in Rectal Cancer Treated by Surgery Alone With Established MRI Prognostic Factors
In a retrospective cohort study reported in The Lancet Oncology, Lord et al found that high-risk patients with rectal cancer treated with surgery alone who were more likely to benefit from preoperative radiotherapy were better selected using proven magnetic resonance imaging (MRI) prognostic...
DESTINY-Lung01: Is Trastuzumab Deruxtecan the Answer for HER2-Mutant Lung Cancer?
The human epidermal growth factor (HER) family of receptors are a well-established therapeutic target. Indeed, seminal studies conducted nearly 2 decades ago identified a key association between activating mutations in the kinase domain of the epidermal growth factor receptor (EGFR, also known as...
ASCO Honors 2022 Special Awards Recipients
ASCO and Conquer Cancer, the ASCO Foundation, will recognize researchers, patient advocates, philanthropists, teachers, and global oncology leaders who have reshaped cancer care around the world with the Society’s highest honors at the 2022 ASCO Annual Meeting in Chicago. Hear from select award...
AACR Honors Lee Ellis, MD, for Contributions to Education and Training in Cancer Research
The American Association for Cancer Research (AACR) has named Lee Ellis, MD, Professor of Colon and Rectal Surgery at The University of Texas MD Anderson Cancer Center, Houston, as the 2022 recipient of the AACR Daniel D. Von Hoff Award for Outstanding Contributions to Education and Training in...
Do AYA Cancer Survivors Face a Higher Risk of Developing and Dying From a New Primary Cancer?
New findings published by Hyuna Sung, PhD, and colleagues in the Journal of the National Cancer Institute showed that 5-year survivors of adolescent and young adult (AYA) cancer in the United States have a higher risk of developing—and nearly double the risk of dying from—a new primary cancer,...
Concordance With Pretreatment Staging Imaging Guidelines in Rectal Cancer: ASCO QOPI Findings
In an analysis from the ASCO Quality Oncology Practice Initiative (QOPI) reported in JCO Oncology Practice, Chen et al found that a high proportion of patients with rectal cancer do not receive guideline-recommended pretreatment staging transrectal ultrasound or pelvic magnetic resonance imaging...
Cancer Screening Accessibility Among Native Americans
In a scientific e-poster presented during the 2022 American Roentgen Ray Society Annual Meeting in New Orleans, Peña et al noted that American Indian and Alaskan Native populations have nearly three times higher incidence rates of lung and colorectal cancer than other ethnic groups. These patterns...
Cancer Rates Declining in Canada, but Cases and Deaths Increasing Because of Demographic Factors
Overall cancer rates in Canada are declining, but the number of cases and deaths are increasing slightly because of population growth and an aging population, according to a new study published by Brenner et al in CMAJ (Canadian Medical Association Journal). The study is the result of a...
Maternal Malignancies May Be Identified Through Noninvasive Prenatal Test Results
In a Dutch study reported in the Journal of Clinical Oncology, Heesterbeek et al found that results of noninvasive prenatal testing for fetal aneuploidy screening using cell-free DNA derived from maternal plasma raised suspicion of maternal malignancy in a very small proportion of pregnant women....
Clinical Trials Updates in the Treatment of Older Adults With Gastrointestinal Malignancies
The theme of the 2022 ASCO Gastrointestinal Cancers Symposium was “Accelerating Access to Precision Care Through Innovation.” Several studies presented at this meeting focused on older patients, who represent the majority of patients with gastrointestinal malignancies. Data reviewed at the meeting...
Overall Survival in KEYNOTE-177: Pembrolizumab vs Chemotherapy in Microsatellite Instability–High or Mismatch Repair–Deficient Metastatic Colorectal Cancer
As reported in The Lancet Oncology by Diaz et al, the final overall survival analysis of the phase III KEYNOTE-177 trial did not show a significant improvement with pembrolizumab vs chemotherapy in patients with newly diagnosed microsatellite instability–high or mismatch repair–deficient metastatic ...
AI May Reduce Miss Rate of Precancerous Polyps During Colorectal Cancer Screening
Artificial intelligence (AI) reduced the rate at which precancerous polyps were missed in colorectal cancer screening by twofold, reported a team of international researchers in a study published by Wallace et al in Gastroenterology. Between February 2020 and May 2021, 230 study participants were...
Changes in the NCCN Guidelines on Colorectal Cancer Screening
The National Comprehensive Cancer Network® (NCCN®) Clinical Practice Guidelines in Oncology: Colorectal Cancer Screening have recently incorporated significant changes, reflecting recommendations that will spare some patients unnecessary interventions and, in other cases, detect cancer earlier. The ...
Therapies Targeting DNA Damage Response Show Antitumor Activity
Results from two early-stage clinical trials show two drugs that target the DNA damage response (DDR) pathway in cancers—the ATR inhibitor elimusertib and the PARP inhibitor AZD5305—are safe and clinically beneficial in treating patients with advanced solid tumors. Principal investigator Timothy...
Researchers Seek to Expand Immunotherapy Options for Patients With Advanced Breast and Colorectal Cancers
Two presentations given at the American Association for Cancer Research (AACR) Annual Meeting 2022 focused on promising strategies for making breakthrough immunotherapies work for more patients. Both studies report findings from clinical trials that advance a novel immunotherapy platform in...
Maria Elena Martinez, PhD, MPH, on Colorectal Cancer Screening in Underserved Populations: COVID, Silver Linings, and Challenges Ahead
Maria Elena Martinez, PhD, MPH, of the University of California, San Diego Moores Cancer Center, provides an overview of the key components of the Accelerating Colorectal Cancer Screening and Follow-up through Implementation Science program, challenges posed by the COVID-19 pandemic, and...
Seven New Research Grants Awarded by The Prevent Cancer Foundation
The Prevent Cancer Foundation recently announced funding for seven scientists who are researching cancer prevention and early detection. Each scientist has been awarded $100,000 for 2 years. The following individuals are the 2022 research grantees: Sarah Bernhardt, PhD, Postdoctoral Fellow Oregon...
Reid M. Ness, MD, MPH, on Colorectal Cancer: Updates in Screening Recommendations
Reid M. Ness, MD, MPH, of Vanderbilt-Ingram Cancer Center, discusses significant updates to the NCCN Clinical Practice Guidelines in Oncology for colorectal cancer screening: lowering the age from 50 to 45 for the initiation of average-risk screening for all combinations of race, ethnicity, and...
Screening Platform May Contribute to Detection of Early-Stage Pancreatic Cancers, Other Malignancies
A novel screening platform flagged more than 95% of stage I pancreatic cancers, in addition to other early-stage malignancies, according to a pilot study published by Hinestrosa et al in Nature Communications Medicine. If validated by future studies, the approach may offer a new way to detect the...
Tumor Budding May Provide Independent Prognostic Value for Disease-Free and Overall Survival in Patients With Stage III Colon Cancer
Tumor budding is an emerging prognostic biomarker in colon cancer and currently influences decision-making in patients with pT1 and stage II colon cancer. In stage III colon cancer, its prognostic impact has been limited to small and retrospective cohorts. In a post hoc analysis of the IDEA-France...
Highlights From the NCCN 2022 Annual Conference
The NCCN 2022 Annual Conference took place from March 30 to April 1 as a virtual event. Designed to meet the educational needs of the interprofessional oncology care team, the conference offered more than 30 educational sessions featuring the latest advances and experts in oncology care. On this...
Risk of Colorectal Cancer May Be Linked to Cumulative Time With Excess Body Weight
In a German study reported in JAMA Oncology, Li et al found that assessment of risk of colorectal cancer based on cumulative lifetime excess weight may be more accurate than risk indicated by single body mass index (BMI) measurements. As stated by the investigators, “Excess weight is associated...
Short-Term Radiotherapy Plus Preoperative Chemotherapy vs Long-Term Chemoradiotherapy for Locally Advanced Rectal Cancer
In the Chinese phase III STELLAR trial reported in the Journal of Clinical Oncology, Jin et al found that preoperative short-term radiotherapy followed by chemotherapy was not inferior in 3-year disease-free survival vs a standard schedule of long-term chemoradiotherapy in patients with locally...
Expert Point of View: Mandana Kamgar, MD, MPH
The ASCO Post invited Mandana Kamgar, MD, MPH, Assistant Professor of Medicine at the Medical College of Wisconsin, LaBahn Pancreatic Cancer Program, Milwaukee, to comment on the KRYSTAL-1 trial. “The KRYSTAL-1 study in totality is a multiphase and multiarm ongoing study exploring the role of...
KRYSTAL-1: Adagrasib Controls Disease in Gastrointestinal Malignancies Beyond Colorectal Cancer
A disease control rate of 100% was achieved in gastrointestinal cancers treated with the KRAS G12C inhibitor adagrasib in the phase II KRYSTAL-1 trial, presented at the 2022 ASCO Gastrointestinal Cancers Symposium.1 The population included primarily those with pancreatic cancer; other noncolorectal ...
Adjuvant Therapy for Colon Cancer: Impact of Stopping Treatment Early
For patients with stage III colon cancer, early discontinuation of adjuvant chemotherapy leads to worse outcomes—but early discontinuation of oxaliplatin did not. These findings, which came from an analysis of the large ACCENT and IDEA clinical trials databases, were presented at the 2022 ASCO...
Expert Point of View: Rona Yaeger, MD
Rona Yaeger, MD, Assistant Attending Physician at Memorial Sloan Kettering Cancer Center, New York, offered her thoughts on the findings of Morris et al for the combination regimen of encorafenib, cetuximab, and nivolumab in microsatellite-stable BRAF V600E–mutated metastatic colorectal cancer...
High Response Rate Seen With Nivolumab Added to Encorafenib and Cetuximab in BRAF V600E–Mutated Metastatic Colorectal Cancer
The combination of encorafenib, cetuximab, and nivolumab produced responses in 50% of patients and disease control in 96% of patients with microsatellite-stable BRAF V600E–mutated metastatic colorectal cancer in a phase I/II trial reported at the 2022 ASCO Gastrointestinal Cancers Symposium. The...
Recent FDA Approvals in Gastrointestinal Cancer
Over the past year, the U.S. Food and Drug Administration granted approval to several novel drugs and new indications for older therapeutic agents used in gastrointestinal oncology. Cetuximab Plus Encorafenib On September 28, 2021, cetuximab (Erbitux) was approved in combination with encorafenib...
Expert Point of View: Benoit Rousseau, MD, PhD
Benoit Rousseau, MD, PhD, of Memorial Sloan Kettering Cancer Center, New York, called the findings of the phase II GERCOR NIPICOL trial “interesting and convincing.” Long-term follow-up showed the 3-year progression-free survival rate to be 70% after 1 total year of treatment with nivolumab plus...
NIPICOL Trial: Promising Outcomes With Shorter Duration of Checkpoint Inhibition in Metastatic Colorectal Cancer
The phase II GERCOR NIPICOL study evaluated 1 year of treatment with nivolumab plus ipilimumab in patients with chemotherapy-resistant metastatic colorectal cancer whose tumors were microsatellite instability–high (MSI-H) or mismatch repair–deficient (dMMR). With this shortened treatment duration,...
Sotorasib in Previously Treated Patients With KRAS G12C–Mutant Colorectal Cancer
In a prespecified analysis of the phase II CodeBreaK100 trial reported in The Lancet Oncology, Marwan Fakih, MD, and colleagues found that the KRAS G12C protein inhibitor sotorasib showed modest activity in patients with previously treated KRAS G12C–mutant colorectal cancer.1 Study Details The...
Expert Point of View: Elena Élez, MD, PhD
Invited discussant of the two studies, Elena Élez, MD, PhD, of the Colon Cancer Program, Vall d’Hebron Institute of Oncology, Barcelona, Spain, discussed the challenge of treating BRAF-mutant colorectal cancer and what the new data bring to that effort. Dr. Élez noted: “BRAF V600E–mutant...
BRAF-Mutant Colorectal Cancer: Latest Findings for Targeted Treatment
The phase II ANCHOR CRC study, the largest prospective study of BRAF inhibitor–based therapy as first-line treatment of metastatic colorectal cancer, has met its primary endpoint, with 47.8% of patients with metastatic colorectal cancer responding to first-line treatment with encorafenib,...
Addition of Neoadjuvant FOLFIRINOX to Preoperative Chemoradiotherapy in Locally Advanced Rectal Cancer
As reported in The Lancet Oncology by Thierry Conroy, MD, and colleagues, the French phase III UNICANCER-PRODIGE 23 trial has shown that intensification of preoperative therapy with FOLFIRINOX (oxaliplatin, irinotecan, leucovorin, fluorouracil [5-FU]) prior to chemoradiotherapy resulted in...
Gastrointestinal Oncology 2021–2022 Almanac
The past year has seen unprecedented progress across the spectrum of gastrointestinal malignances, including the advancement of immunotherapy and targeted molecular agents and the refinement of adjuvant therapy using novel as well as existing therapies. Three themes emerging from these reports are: ...
Should Patients Aged 80 and Older Receive Single-Agent Immune Checkpoint Inhibitor Treatment?
The checkpoint inhibitors are among the most important advances in oncology in recent times. They have changed the natural history of many tumors, particularly melanoma. They have a favorable toxicity profile, which for most patients is manageable and tolerable. However, there are several...
Sequencing of Drug Combinations Could Amplify Antitumor Immune Response in Liver Cancer
A new therapeutic strategy for hepatocellular carcinoma (HCC) that initially primes the tumor with an immune checkpoint inhibitor before using a multikinase inhibitor has shown efficacy in a study published in the Journal of the National Cancer Institute. Kikuchi et al reported that the new...
Temozolomide Followed by Low-Dose Ipilimumab/Nivolumab in MSS and MGMT-Silenced Metastatic Colorectal Cancer
In an Italian phase II study (MAYA) reported in the Journal of Clinical Oncology, Morano et al found that patients with microsatellite-stable (MSS) and O6-methylguanine–DNA methyltransferase (MGMT)-silenced metastatic colorectal cancer without disease progression on temozolomide derived benefit...
Cardiovascular Mortality and Cancer Mortality Over Time Among Cancer Survivors
In an English retrospective cohort study reported in JACC: CardioOncology, Strongman et al found that cardiovascular mortality in older cancer survivors ultimately exceeded mortality from common primary cancers in the time since their primary cancer diagnosis. However, the eventual predominance of...
Gabriel A. Brooks, MPH, MD, Comments on the ACCENT/IDEA Database Analysis Results
Gabriel A. Brooks, MPH, MD, Associate Professor of Medicine, Norris Cotton Cancer Center at Dartmouth-Hitchcock Medical Center, was invited to discuss the results of the ACCENT/IDEA database analysis of early treatment discontinuation in stage III colon cancer.1 Although the results confirm the...
