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Researchers have found that administering the anti-inflammatory drug celecoxib after surgery may improve disease-free survival in a subset of patients with PIK3CA-mutated stage III colorectal cancer, according to a study published by Nowak et al in the Journal of Clinical Oncology. The findings...
Investigators uncovered crucial insights into the cancer screening behaviors of a population of Muslim individuals residing in the Washington, DC, metropolitan area that could help illuminate the influence of cultural and religious beliefs on health practices, according to a recent study published...
A combination of alpha- and beta-radionuclide therapy may be feasible, tolerable, and effective in colorectal cancer, according to preclinical findings presented by Rinne et al at the 2024 Society of Nuclear Medicine and Molecular Imaging (SNMMI) Annual Meeting (Abstract 241498). The new approach...
As reported in the Journal of Clinical Oncology by Akihito Kawazoe, MD, and colleagues, the final analysis of the phase III LEAP-017 trial showed no significant overall survival benefit with lenvatinib plus pembrolizumab vs the standard of care in previously treated patients with mismatch...
Despite urgings from my primary care physician to get a colonoscopy screening after I turned 50, I resisted. As a health-care provider, and someone who is tuned into changes in my body, I thought I would instinctively know if I had a serious illness. I was wrong. Even after finally relenting to at...
Andrea Cercek, MD, of Memorial Sloan Kettering Cancer Center, discusses expanded data on the durability of complete response to dostarlimab-gxly, a PD-1 single-agent therapy administered to patients with locally advanced mismatch repair–deficient rectal cancer. The drug yielded recurrence-free responses, lasting longer than a year, without the need for chemotherapy, radiation, or surgery (LBA3512).
Researchers examined whether the PD-1 inhibitor pembrolizumab given neoadjuvantly may improve outcomes in certain patients with stage II or III mismatch repair–deficient/microsatellite instability–high colorectal cancer. Interim findings from the phase II NEOPRISM-CRC clinical trial were presented...
Jeanne Tie, MD, MBChB, of Peter MacCallum Cancer Centre, discusses data on survival and updated 5-year results from the DYNAMIC trial, which supports a role for circulating tumor DNA (ctDNA) analysis, including serial sampling, in the management of patients with stage II colon cancer (Abstract 108).
The antibody-drug conjugate M9140 exhibited activity in pretreated patients with advanced colorectal cancer, according to preliminary data from a phase I study presented by Kopetz et al at the 2024 ASCO Annual Meeting (Abstract 3000). Background M9140 is one of the first antibody-drug conjugates...
A novel combination comprising experimental immunotherapy drugs plus chemotherapy may improve survival outcomes in previously treated patients with metastatic colorectal cancer compared to the targeted therapy regorafenib alone. These findings will be presented by Wainberg et al at the 2024 ASCO...
In a Swedish cohort study reported in JAMA Oncology, Liang et al found that among individuals with no family history of colorectal cancer and a negative first screening colonoscopy, the interval to repeat colonoscopy could be extended beyond the currently recommended 10 years. Study Details The...
A novel artificial intelligence (AI)-based virtual patient navigator, MyEleanor, improved colonoscopy uptake among U.S. patients who were previously nonadherent to prior colonoscopy appointments. These findings will be presented by Moadel et al at the 2024 ASCO Annual Meeting (Abstract 100)....
Adjuvant therapy may be underutilized in patients with clinical T2N0 rectal adenocarcinoma, according to new findings presented by Kripalani et al at Digestive Disease Week (DDW) 2024 (Abstract 439). Background Patients with clinical T2N0 rectal adenocarcinoma have disease that has spread past the...
On May 15, Roche announced the U.S. Food and Drug Administration (FDA) approval of its human papillomavirus (HPV) self-collection solution—one of the first of such tests available in the United States. Screening for HPV can help identify women who are at risk of developing cervical cancer so that...
Appendectomy may be associated with a reduced risk of a colorectal cancer subtype positive for the tumor-promoting Fusobacterium nucleatum bacteria, according to a recent study published by Kawamura et al in the Annals of Surgery. Background Despite being historically dismissed as an unnecessary...
The incidence of colorectal cancer has risen significantly among younger U.S. patients over the past 2 decades, according to new findings presented by Mohamed et al at Digestive Disease Week (DDW) 2024 (Abstract Mo1149) and simultaneously published in Gastroenterology. Background “Colorectal cancer ...
In two studies reported in The New England Journal of Medicine, investigators found that a cell-free DNA (cfDNA) blood-based test (ECLIPSE study)1 and a next-generation multitarget stool DNA test (BLUE-C study)2 both showed high sensitivity for colorectal cancer and high specificity for advanced...
In a phase III study (ORANGE II PLUS) reported in the Journal of Clinical Oncology, Fichtinger et al found that among patients with indications for hemihepatectomy suitable for both laparoscopic and open approaches, of whom the majority had cancer, the laparoscopic approach was associated with a...
The rates of breast, cervical, and colorectal cancer screenings in Federally Qualified Health Centers may be substantially lower compared with overall screening rates in the United States, according to a recent study published by Amboree et al in JAMA Internal Medicine. Background The U.S....
Although KRAS was once considered an untargetable mutation, KRAS inhibitors are now approved for the treatment of KRAS-mutated non–small cell lung cancer (NSCLC) and are emerging as a potential option for the treatment of KRAS G12C–mutated colorectal cancer in combination with other therapies....
Researchers may have uncovered how the long-term daily use of aspirin may help prevent the development and progression of colorectal cancer, according to a recent study published by De Simoni et al in Cancer. Study Methods and Results In the recent study, the researchers collected the tissue...
Deeper sedation with the anesthetic drug propofol may improve detection of serrated polyps in patients undergoing colonoscopy to screen for colorectal cancer, according to a recent study published by Quaye et al in Anesthesiology. Background Nearly all colorectal cancers start as polyps....
Investigators have found a higher rate of mortality among patients with intellectual and developmental disabilities diagnosed with breast cancer, colorectal cancer, or lung cancer, according to a recent study published by Hansford et al in the Canadian Journal of Public Health. Study Methods and...
In a pooled analysis of data from clinical trials in the ACCENT/IDEA databases reported in the Journal of Clinical Oncology, Claire Gallois, MD, and colleagues found that patients aged ≥ 70 years receiving oxaliplatin-based adjuvant chemotherapy for stage III colon cancer had a similar time to...
The combination of the KRAS G12C inhibitor adagrasib and the anti-EGFR antibody cetuximab showed clinical activity and promising survival outcomes in a cohort of patients with metastatic, heavily pretreated, KRAS G12C–mutated colorectal cancer, according to results from the phase I/II KRYSTAL-1...
Researchers have identified microbiota signatures that are associated with KRAS mutations in patients with colorectal cancer, according to a recent study published by Huang et al in Microbiology Spectrum. The findings suggest that gut microbes may serve as a noninvasive biomarker for subtypes of...
In a French noncomparative phase II study (SCARCE C17-02 PRODIGE 60) reported in The Lancet Oncology, Stefano Kim, MD, and colleagues found that the addition of atezolizumab to modified docetaxel, cisplatin, and fluorouracil (mDCF) did not meet the 12-month progression-free survival primary...
Hospitals accredited by the American College of Surgeons (ACS) National Accreditation Program for Rectal Cancer (NAPRC) may demonstrate lower mortality and complication rates in patients undergoing proctectomy compared with nonaccredited hospitals, according to a recent study published by Harbaugh...
In an analysis of two trials (SCOT and IDEA-HORG) reported in the Journal of Clinical Oncology, Domingo et al identified the predictive value of Immunoscore for disease-free survival in patients with stage III colorectal cancer treated with adjuvant mFOLFOX6 (modified fluorouracil, leucovorin, and...
The composition of the gut microbiome may reveal distinct signatures associated with race, ethnicity, and age of onset in patients with colorectal cancer, according to a recent study published by Hein et al in the Journal of Immunotherapy and Precision Oncology. The findings provide insights into...
Researchers have found that a specific subtype of Fusobacterium nucleatum may be capable of growing within colorectal cancer, driving cancer progression, and leading to poorer outcomes following colorectal cancer treatment, according to a recent study published by Zepeda-Rivera et al in Nature. The ...
As reported in the Journal of Clinical Oncology by Battaglin et al, an analysis from the phase III CALGB/SWOG 80405 trial of first-line chemotherapy plus bevacizumab or cetuximab in patients with metastatic colorectal cancer showed differences in outcomes according to HER2 gene–expression status....
In the BLUE-C study—reported in The New England Journal of Medicine—Imperiale et al found that a next-generation multitarget stool DNA test showed high sensitivity for colorectal cancer and high specificity for advanced neoplasia compared with colonoscopy screening. Study Details The U.S....
In the ECLIPSE study—reported in The New England Journal of Medicine—Chung et al found that a cell-free DNA (cfDNA) blood-based test had high sensitivity for colorectal cancer and high specificity for advanced neoplasia in colorectal cancer screening compared with colonoscopy. Study Details The...
Researchers have identified two genetic markers that may illuminate the association between red and/or processed meat consumption and the risk of colorectal cancer, according to a novel study published by Stern et al in Cancer Epidemiology, Biomarkers & Prevention. Background Previous studies...
In a study among U.S. veterans reported in the Journal of Clinical Oncology, Shah et al found that Helicobacter pylori infection was associated with an increased risk of colorectal cancer and cancer-related death; additionally, treated H pylori infection was associated with reduced cancer incidence ...
On November 8, 2023, fruquintinib (Fruzaqla) was approved for adults with metastatic colorectal cancer who received prior fluoropyrimidine-, oxaliplatin-, and irinotecan-based chemotherapy; an anti-VEGF therapy; and—if RAS wild-type and medically appropriate—an anti-EGFR therapy.1 Supporting...
he latest findings for circulating tumor DNA (ctDNA) in colorectal cancer were discussed at the 2024 ASCO Gastrointestinal (GI) Cancers Symposium by Aparna R. Parikh, MD, a gastrointestinal oncologist at Massachusetts General Hospital Cancer Center and Assistant Professor of Medicine at Harvard...
Circulating tumor DNA (ctDNA) has become an established biomarker of measurable or molecular residual disease (MRD) after curative-intent surgery in patients with colorectal cancer. The research focus is now on linking ctDNA to long-term outcomes and using it to guide treatment decisions—which was...
For perspective on CheckMate 8HW, The ASCO Post interviewed Alan P. Venook, MD, FASCO, the Madden Family Distinguished Professor of Medical Oncology and Translational Research at the University of California San Francisco and the Shorenstein Associate Director for Program Development at the Helen...
In the phase III CheckMate 8HW trial, previously untreated patients with microsatellite instability–high (MSI-H) or mismatch repair–deficient (dMMR) nonresectable or metastatic colorectal cancer derived significant benefit from an immunotherapy doublet, with nivolumab plus ipilimumab reducing the...
In a pooled analysis reported in the Journal of Clinical Oncology, Rahbari et al found that primary tumor resection before chemotherapy did not extend survival compared with upfront chemotherapy in patients with colon cancer and unresectable metastases. Study Details The study involved data from...
The established dual HER2 blockade of pertuzumab and trastuzumab may be an effective treatment for patients with several types of HER2-amplified cancers, according to a study published by Connolly et al in Clinical Cancer Research. Background HER2 receptors control how cells grow and divide. The...
Non-Hispanic Black patients with locally advanced rectal cancer may experience poorer treatment outcomes independent of the sociodemographic, clinical, and pathologic factors that often influence racial and ethnic disparities in this patient population, according to a recent study published by...
Investigators have found that U.S. individuals with a history of incarceration may have worse access to and receipt of breast cancer and colorectal cancer screenings compared with those without a history of incarceration, according to a recent study published by Zhao et al in JAMA Health Forum....
In a Dutch study reported in The Lancet Oncology, Wisse et al found that a multitarget fecal immunochemical test (mtFIT) improved detection of advanced adenomas vs standard FIT in colorectal cancer screening. The mtFIT used in the study measures hemoglobin, calprotectin, and serpin family F member...
Investigators may have identified colorectal cancer screening programs in Latin America, according to a recent systematic review and meta-analysis published by Montalvan-Sanchez et al in JAMA Network Open. Background Colorectal cancer—the second leading cause of cancer-related mortality...
In an analysis reported by Frei et al in The Lancet Oncology, multiplex immunofluorescence staining of tissue microarrays of samples from patients with stage II to III colorectal cancer showed that densities of CD8-positive and Foxp3-positive cells were associated with recurrence-free interval. As...
The novel COLOXIS machine learning model may accurately predict which patients with colon cancer are most likely to derive benefit from oxaliplatin, according to a recent study published by Chen et al in the Journal of Clinical Oncology. The findings could ultimately allow physicians to better...
Investigators discovered that overweight and obesity may be contributing to rising rates of colon cancer mortality in younger patients, according to a recent study published by Santucci et al in the Annals of Oncology. The findings represent the first time colon cancer mortality rates among younger ...