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In a letter to the editor in The New England Journal of Medicine, Benoit Rousseau, MD, PhD, and Michael B. Foote, MD, of Memorial Sloan Kettering Cancer Center (MSK), and colleagues presented evidence that a high tumor mutational burden (TMB) threshold of 10 alone may not be sufficient to predict...
In May 2021, the U.S. Preventive Services Task Force (USPSTF) announced that it was updating its recommendation for when individuals at average risk of colorectal cancer should begin screening. Echoing the recommendation from the American Cancer Society in 2018, the USPSTF now recommends that those ...
Cathy Eng, MD, of Vanderbilt-Ingram Cancer Center, discusses two abstracts from a session she co-chaired: the phase II DEEPER trial, which explored the use of FOLFOXIRI plus cetuximab vs FOLFOXIRI plus bevacizumab as first-line treatment in metastatic colorectal cancer with RAS wild-type tumors; and the phase II FIRE-4.5 study, which investigated FOLFOXIRI plus either bevacizumab or cetuximab as first-line treatment of BRAF V600E–mutant advanced disease (Abstracts 3501 and 3502).
Thierry André, MD, of Hôpital Saint-Antoine, discusses final overall survival data for the phase III KEYNOTE-177 study, which confirmed pembrolizumab as a new standard of care for first-line treatment of patients with microsatellite instability–high/mismatch repair–deficient metastatic colorectal cancer (Abstract 3500).
In a prospective cohort study reported in JAMA Oncology, Ma et al found that lower endoscopy colorectal cancer screening in individuals older than age 75 was associated with reduced colorectal cancer incidence and mortality, although no colorectal cancer mortality benefit was observed in those with ...
In the phase II portion of a Dutch phase II/III trial (CAIRO6) reported in JAMA Surgery, Rovers et al found that the addition of perioperative systemic therapy to cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (CRS-HIPEC) was feasible and safe for the treatment of patients with ...
Early-onset colorectal cancer incidence rates in the United States have nearly doubled between 1992 and 2013—up from 8.6 to 13.1 per 100,000 individuals—with most of that increase due to early-onset cancers of the rectum. A new study published by Archambault et al in JNCI Cancer Spectrum focused on ...
Up to 38.6% of people with colon cancer who have a hereditary cancer syndrome—including 6.3% of those with Lynch syndrome—could have their conditions remain undetected with current universal tumor-screening methods, and at least 7.1% of people with colorectal cancer have an identifiable inherited...
Although the incidence of cervical cancer has decreased by 1.03% a year over the last 16 years—likely due to screening or human papillomavirus (HPV) vaccination—other HPV-related cancers are increasing in both men and women, according to a study by Liao et al presented at a presscast in advance of...
Prompted by a rise in cases of colorectal cancer in people younger than 50, the U.S. Preventive Services Task Force (USPSTF) has recommended that individuals at average risk for the disease begin screening exams at age 45 instead of the traditional age of 50. The guideline changes, published in...
In the phase II DESTINY-CRC01 trial reported in The Lancet Oncology, Salvatore Siena, MD, and colleagues found that trastuzumab deruxtecan-nxki produced durable responses in patients with previously treated HER2-positive metastatic colorectal cancer. Study Details In the trial, 78 patients from...
��As reported in JAMA by Jeffrey A. Meyerhardt, MD, MPH, FASCO, and colleagues, the phase III CALGB/SWOG 80702 (Alliance) trial has shown no disease-free survival benefit with the addition of the cyclooxygenase 2 (COX-2) inhibitor celecoxib to standard adjuvant therapy in patients with stage III...
Researchers have demonstrated a possible connection between colorectal polyps in close relatives and the risk of developing colorectal cancer. The study, which was published by Song et al in the British Medical Journal, is of potential consequence for cancer screening procedures. Colorectal 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 improved ...
In a recent study published by Uson Junior et al in Clinical Gastroenterology and Hepatology, researchers found one in six patients with colorectal cancer had an inherited cancer-related genetic mutation, which may be linked to a predisposition to the disease. In addition, the researchers...
A national survey conducted by Zhu et al to identify patient preferences among colorectal cancer screening modalities to improve population adherence to colorectal cancer screening has found, when presented with a choice, most individuals with an average risk of colorectal cancer prefer stool-based ...
Recently, the U.S. Food and Drug Administration (FDA) issued regulatory decisions related to treatments for urothelial cancer, cervical cancer, cholangiocarcinoma, solid tumors, and colorectal cancer. Acceptance of Two Supplemental Biologics License Applications for Enfortumab Vedotin-ejfv in...
In an analysis from the phase III KEYNOTE-177 trial reported in The Lancet Oncology, Thierry André, MD, and colleagues found that pembrolizumab was associated with clinically meaningful improvements in health-related quality of life (HRQOL) compared with chemotherapy in the first-line treatment of...
In the next 2 decades, rankings of incidence and death across cancer types in the United States will undergo important changes, according to new research published by Lola Rahib, PhD, and colleagues in JAMA Network Open. The study estimates that pancreatic cancer is on course to become the...
Racial differences in genetic mutations were observed among patients with early-onset colorectal cancer, according to data presented by Andreana N. Holowatyj, PhD, MS, during the virtual American Association for Cancer Research (AACR) Annual Meeting 2021 (Abstract 101). The incidence of early-onset ...
On April 6, the U.S. Food and Drug Administration (FDA) approved a new dosage regimen for cetuximab (Erbitux) of 500 mg/m2 as a 120-minute intravenous infusion every 2 weeks for patients with KRAS wild-type, EGFR-expressing colorectal cancer or squamous cell carcinoma of the head and neck. This...
Consumption of ultra-processed food and drink could increase the risk of developing colorectal cancer. This was the conclusion of a large study published by Romaguera et al in Clinical Nutrition based on questionnaires about food behaviors completed by around 8,000 people in Spain. The study, the...
Excluding skin cancer, colorectal cancer is the third most prevalent and lethal cancer among both men and women in the United States.1 Although the risk of developing colorectal cancer increases with age—more than 90% of cases occur in people aged 50 or older2—recent research shows that the...
“In line with the emergence of targeted therapies, molecular biomarker testing in metastatic colorectal cancer has evolved over the past decade,” noted Jeanne Tie, MD, MBChB, FRACP, who acknowledged there is confusion about the best ways to use molecular testing in the clinic. Dr. Tie, who is...
Having recently gained approval in metastatic breast cancer, fam-trastuzumab deruxtecan-nxki (T-DXd) is now proving its worth in metastatic colorectal cancer, according to results of the phase II DESTINY-CRC01 study in patients with HER2-positive disease.1 T-DXd is an antibody-drug conjugate...
In an updated analysis of the pivotal phase III KEYNOTE-177 trial of pembrolizu-mab for microsatellite instability–high (MSI-H) metastatic colorectal cancer, the benefit of first-line pembrolizumab continued beyond disease progression on the subsequent line of treatment, despite a high crossover to ...
The treatment of colorectal cancer has always been something of an art—but never more so than during the COVID-19 pandemic. In the spring of 2020, The ASCO Post asked three experts in this malignancy to share their concerns and their approaches to achieving good patient outcomes while minimizing...
KRAS mutational status in patients with unresectable liver metastases from colorectal cancer predicts a worse response to hepatic arterial infusion (HAI) pump chemotherapy, according to research presented by Kolbeinsson et al at the Society of Surgical Oncology 2021 International Conference on...
An analysis of 58 peripheral blood specimens from patients with rectal and esophageal cancers demonstrated that circulating hybrid cells may be a novel, noninvasive biomarker with potential for monitoring treatment response and disease progression to help guide decisions for further therapy,...
In a retrospective cohort study reported in JCO Oncology Practice, Akushevich et al found that receipt of chemotherapy was associated with a reduced risk of Alzheimer’s disease in colorectal cancer survivors. As stated by the investigators, “Evidence on the nature of the relationship between...
According to a report published by Pickhardt et al in the American Journal of Roentgenology (AJR), compared with multitarget stool DNA and fecal immunochemical tests, computed tomography (CT) colonography using a polyp size threshold ≥ 10 mm most effectively targeted advanced neoplasia—preserving...
In an analysis of early safety outcomes in a Chinese phase III trial (RELARC) reported in The Lancet Oncology, Xu et al found similar surgical complication rates with complete mesocolic excision vs D2 dissection in patients undergoing laparoscopic colectomy for right-sided colon cancer. The...
In an updated analysis of the pivotal phase III KEYNOTE-177 trial in microsatellite instability–high (MSI-H) metastatic colorectal cancer, the benefit of first-line pembrolizumab continued beyond disease progression on the subsequent line of treatment, despite a high crossover to immunotherapy for...
In a Japanese phase III trial (JCOG1007; iPACS) reported in the Journal of Clinical Oncology, Kanemitsu et al found that the addition of primary tumor resection to chemotherapy did not improve overall survival vs chemotherapy alone in patients with asymptomatic primary colorectal cancer tumors and...
The study’s invited discussant, Michael J. Overman, MD, Professor of Gastrointestinal Medical Oncology at The University of Texas MD Anderson Cancer Center, Houston, said the findings of the study presented by Henriksen et al1 add to a convincing body of data showing that “the use of circulating...
Patients with stage I to III colorectal cancer who have a high risk for recurrence may be identified by serial testing of circulating tumor DNA (ctDNA) after resection, according to a study in which ctDNA proved more reliable than carcinoembryonic antigen (CEA) surveillance or standard radiologic...
At-home tests, which measure blood in stool as a potential marker for colon cancer, are often used for colorectal cancer screening. Usage of these tests has increased during the COVID-19 pandemic as patients try to avoid clinical visits. However, effectiveness of these screening tools, along with...
A recent study found that long-term aspirin use before a diagnosis of colorectal cancer may be associated with lower colorectal cancer–specific mortality. The report, published by Figueiredo et al in JNCI: The Journal of the National Cancer Institute, suggests that the findings for prediagnosis...
Administering colorectal cancer screening kits through a socially distant drive-by flu vaccination clinic increased access to colorectal cancer screening among Black Americans, according to results presented by Washington et al at the AACR Virtual Meeting: COVID-19 and Cancer (Abstract S02-04)....
As reported in The Lancet Oncology by Quénet et al, the French phase III PRODIGE 7 trial has shown that the addition of hyperthermic intraperitoneal chemotherapy (HIPEC) to cytoreductive surgery did not improve overall survival—and was associated with an increase in postoperative late...
In an analysis of data from the IDEA collaboration reported in the Journal of Clinical Oncology, Timothy J. Iveson, MD, FRCP, and colleagues found that 3 months (vs 6 months) of adjuvant CAPOX (capecitabine and oxaliplatin) may be a potential treatment option for patients with high-risk colorectal...
As reported in the Journal of Clinical Oncology, Weiser et al have developed a "third-generation" clinical calculator at Memorial Sloan Kettering Cancer Center (MSK), which incorporates molecular and clinicopathologic characteristics and provides an accurate prediction of disease recurrence...
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...
In a phase II trial (SWOG S1406) reported in the Journal of Clinical Oncology, Scott Kopetz, MD, PhD, and colleagues found that the addition of vemurafenib to irinotecan and cetuximab significantly improved progression-free survival in previously treated patients with BRAF V600E–mutant metastatic...
As reported in The Lancet Oncology by Thierry André, MD, of Sorbonne Université and Hôpital Saint Antoine, Paris, and colleagues, the prospective pooled analysis of six phase III trials in the IDEA collaboration has shown that noninferiority in overall survival for 3 vs 6 months of adjuvant...
In a study reported in The Lancet Oncology, Laura M. Fernandez, MD, of Champalimaud Foundation, Lisbon, and colleagues found high rates of conditional recurrence-free survival during watch-and-wait surveillance among patients with rectal cancer who maintained a clinical complete response to...
Tenna V. Henriksen, PhD Candidate, of Aarhus University, discusses her findings on how circulating tumor DNA may help assess recurrence risk and the benefit of adjuvant therapy, and more quickly detect early relapse after treatment in patients with colorectal cancer (Abstract 11).
In a study reported in a letter to the editor in The New England Journal of Medicine, Nassar et al identified the prevalence of the formerly “undruggable” KRAS G12C mutation across tumor types, race, and sex. As stated by the investigators, a recently reported early-phase clinical trial has shown...