Search Results
Your search for Colorectal matches 3239 pages
Showing 2951 - 3000Genetic Test Predicts Colon Tumor Sensitivity to Radiation Therapy
Recent advances in the understanding of cancer have led to the development of more personalized therapies. Moffitt Cancer Center researchers have contributed to these advances by developing the first test that analyzes the sensitivity of tumors to radiation therapy. Their findings were published by ...
Researchers Decode Molecular Action of Combination Therapy for Anaplastic Thyroid Cancer
In their bid to find the best combination of therapies to treat anaplastic thyroid cancer, researchers at Mayo Clinic's Florida campus demonstrated that all histone deacetylase (HDAC) inhibitors are not created equal. In testing multiple HDAC inhibitors in combination with the chemotherapy drug...
Reemergence of Racial Disparity in Use of Adjuvant Chemotherapy in Stage III Colon Cancer
In an analysis reported in the Journal of Clinical Oncology, Murphy et al found that disparity in the use of adjuvant chemotherapy in white vs black patients with stage III colon cancer may have recently reemerged after a trend of increasing use in both racial groups. Changes in Use Over...
Study Finds One-Third of Colorectal Cancers Diagnosed Before Age 35 Are Hereditary
Although the prevalence of genetic risk factors, such as Lynch syndrome and familial adenomatous polyposis, has been studied in the general population of individuals with colorectal cancer, patients diagnosed as adolescents and young adults are not well represented in colorectal cancer studies. A...
Adding Neoadjuvant mFOLFOX6 After Chemoradiation May Improve Pathologic Complete Response Rate in Locally Advanced Rectal Cancer
In a phase II trial reported in The Lancet Oncology, Garcia-Aguilar et al found that adding neoadjuvant mFOLFOX6 (modified fluorouracil [5-FU], leucovorin, oxaliplatin) after chemoradiation improved the pathologic complete response rate in patients with locally advanced rectal cancer undergoing...
Circulating DNA and Protein Biomarkers May Be Associated With Benefit of Regorafenib in Metastatic Colorectal Cancer
In a retrospective study reported in The Lancet Oncology, Tabernero et al used commercially available BEAMing technology to assess plasma tumor DNA and protein levels in a subgroup of patients from the CORRECT trial of regorafenib (Stivarga) in metastatic colorectal cancer and examined the...
High-Dose Chemoradiotherapy and Watchful Waiting May Be Alternative to Surgery in Some Patients With Distal Rectal Cancer
In a Danish prospective observational study reported in The Lancet Oncology, Appelt et al found that high-dose chemoradiotherapy and watchful waiting may be an alternative to abdominoperineal resection in some patients with distal rectal cancer. Study Details In the study, 55 patients with...
Noninvasive Prenatal Testing May Also Detect Some Maternal Cancers
A study published by Bianchi et al in the Journal of the American Medical Association (JAMA) showed that genetic test results revealed by noninvasive prenatal testing for fetal chromosomal abnormalities may detect underlying conditions in the mother, including cancer. The study reports on a case...
Modeling Indicates Greater Benefit Without Greater Cost for Increased Colorectal Adenoma Detection Rate in Colonoscopy Screening
In a study reported in JAMA by Meester et al, microsimulation modeling of data from a U.S. community-based health-care system showed that colorectal cancer incidence and mortality were reduced with increased adenoma detection rate in colonoscopy screening, with no increase in total costs. Study...
Study Identifies Geographic Hot Spots With the Highest Colorectal Cancer Death Rates
Gains have been made in the overall reduction in the death rates of colorectal cancer in the United States. A new study by Siegel et al has identified three distinct geographic hot spots where colorectal cancer death rates remain elevated over other parts of the country. These hot spots were found...
ESMO World GI 2015: Second-Line Cetuximab Active Beyond Progression in Metastatic Colorectal Cancer
Patients with metastatic colorectal cancer that are free of mutations in the KRAS, NRAS, BRAF, and PIK3CA genes showed a significant benefit from continuing antiepidermal growth factor receptor (EGFR) therapy beyond progression following first-line chemotherapy and an anti-EGFR monoclonal antibody. ...
ESMO World GI 2015: Studies Confirm Regorafenib Benefit in Pretreated Metastatic Colorectal Cancer
The phase IIIb CONSIGN trial has confirmed the benefit of regorafenib (Stivarga) in patients with previously treated metastatic colorectal cancer, researchers announced July 3 at the European Society for Medical Oncology World Congress on Gastrointestinal Cancer in Barcelona, Spain (Abstract...
ESMO World GI 2015: SENRI Trial Evaluates NK1 Antagonists for Emesis Prevention in Oxaliplatin-Based Chemotherapy
The SENRI trial has opened the window to evaluate neurokinin 1 (NK1) antagonists for emesis prevention in patients taking oxaliplatin chemotherapy, said European Society for Medical Oncology World Congress on Gastrointestinal Cancer (ESMO) spokesperson and antiemetics expert Fausto Roila, MD....
ESMO World GI 2015: Low Body Mass Index Associated With Poorer Survival in Metastatic Colorectal Cancer
Although being overweight with a high body mass index (BMI) has long been associated with a higher risk for colorectal cancer, thinner patients might not fare as well as previously expected after treatment for advanced cancer, according to a new study from Duke Medicine. The study, which was...
Development of New Blood Vessels Not Essential to Growth of Lymph Node Metastases
While the use of antiangiogenesis drugs that block the growth of new blood vessels can improve the treatment of some cancers, clinical trials of their ability to prevent the development of new metastases have failed. Now a study from the Massachusetts General Hospital (MGH) Cancer Center may have...
New Biomarkers Might Help Personalize Metastatic Colorectal Cancer Treatment
Metastatic colorectal cancer patients have improved survival rates when they respond to the first line of chemotherapy their doctors recommend. To better predict how patients will respond to chemotherapeutic agents before they begin treatment, researchers at University of California (UC) San Diego...
Specific Mutations in KRAS Codon 12 Associated With Poorer Overall Survival in Patients With Colorectal Liver Metastases
In a single-institution study reported in JAMA Surgery, Margonis et al found that particular KRAS codon 12 mutations were associated with significantly poorer overall survival among patients with colorectal liver metastases. Study Details This retrospective study included data from 331 patients...
Colorectal Cancer Screening Increase May Reflect Affordable Care Act Provision
Screening for colorectal cancer increased in individuals with a lower socioeconomic status after 2008, perhaps reflecting the Affordable Care Act’s removal of financial barriers to screening, according to a new analysis. The study, by American Cancer Society investigators, was published by...
ASCO 2015: New Targeted Treatment IMMU-130 Shows Activity in Patients With Metastatic Colon Cancer
Although various drugs have improved outcomes for metastatic colon cancer patients, researchers continually strive to find new agents to improve treatment. Antibody-drug conjugates are a promising option, due to the fact that they can deliver chemotherapy directly into a targeted cell, destroy...
ASCO 2015: Entolimod May Be a Promising Treatment Option for Many Solid Tumors
A collaborative team of researchers led by Alex A. Adjei, MD, PhD, FACP, of Roswell Park Cancer Institute, shared results from the first clinical study of the anticancer effects of the novel agent entolimod on May 30 at the 2015 ASCO Annual Meeting in Chicago (Abstract 3063). Their findings confirm ...
ASCO 2015: Economic Costs a Burden for Cancer Survivors
A new study conducted by the American Cancer Society found that the economic burden of cancer extends beyond diagnosis and treatment, with cancer survivors facing thousands of dollars of excess medical expenses every year, as well as excess employment disability and loss of production at work. The...
ASCO 2015: First Effective Adjuvant Chemotherapy for High-Risk, Localized Prostate Cancer
“For the first time, improvement in overall survival was observed with tolerable adjuvant chemotherapy for localized, high-risk prostate cancer,” Howard Sandler, MD, Professor of Radiation Oncology at Cedars-Sinai Medical Center in Los Angeles, announced at a press briefing at the...
ASCO 2015: Colorectal Cancer Genetically Different in Older and Younger Patients
Although the overall rate of colorectal cancer is declining, colorectal cancer specifically among young patients is increasing. Previous studies have shown that colorectal cancer in patients younger than 50 years old tends to be more aggressive than in older patients. A University of Colorado (CU)...
ASCO 2015: Mismatch Repair Deficiency Predicts Response to Pembrolizumab Among Patients With Colorectal and Other Cancers
A phase II study identified the first genomic marker—mismatch repair deficiency—to predict clinical benefit of immune checkpoint blockade with the anti–PD-1 antibody pembrolizumab (Keytruda). Among 50 patients with colorectal cancer, 62% of the 25 patients with mismatch...
Very Overweight Teens May Double Their Risk of Bowel Cancer in Middle Age
Being very overweight in your teens may double the risk of developing bowel cancer by the time you are middle-aged, suggested research published by Kantor et al in the journal Gut. A high level of an indicator of systemic inflammation—erythrocyte sedimentation rate—at this age is...
Regorafenib Improves Overall Survival in Asian Patients With Previously Treated Metastatic Colorectal Cancer
In the phase III CONCUR trial reported in The Lancet Oncology, Li et al found that the multikinase inhibitor regorafenib (Stivarga) improved overall survival vs placebo in Asian patients with previously treated metastatic colorectal cancer. Regorafenib has been approved by the U.S. Food and Drug...
First-in-Class Antibody Mixture Shows Clinical Activity Against Treatment-Resistant, Advanced Colorectal Cancer
Patients with advanced colorectal tumors without mutations in the RAS genes derive substantial benefit from anti-EGFR (epidermal growth factor receptor) therapies; however, the disease eventually progresses, leaving these patients with few alternative therapeutic options. Over the past decade, some ...
Sacituzumab Govitecan Receives Fast Track Designation for Non–Small Cell Lung Cancer Therapy
The U.S. Food and Drug Administration has granted Fast Track designation to Immunomedics’ lead antibody-drug conjugate sacituzumab govitecan (IMMU-132) for the treatment of patients with relapsed/refractory metastatic non–small cell lung cancer (NSCLC) who have failed two prior lines of ...
AUA 2015: New Studies Call for Smarter Approach to Prostate Cancer Screening
Prostate cancer is one of the most common cancers in American men, yet controversy over the utilization and frequency of prostate-specific antigen (PSA) screening methods remains, due to the overdiagnosis and overtreatment of men with low-grade, less-aggressive forms of the disease. At the 110th...
American College of Physicians Offers Advice on High-Value Screening in Five Cancers
To provide guidance on high-value cancer care screening strategies, the American College of Physicians (ACP) recently reviewed clinical guidelines issued by various medical organizations for screening strategies in five common cancers for asymptomatic, average-risk adults. The five cancers focused...
Study Finds Noninvasive Colon Cancer Screening May Be Promising for African Americans
In a first-of-its-kind clinical trial, physician-scientists at University Hospitals (UH) Case Medical Center, Seidman Cancer Center, and Case Western Reserve University School of Medicine found that a new, noninvasive technology for colon cancer screening is a promising alternative to colonoscopy...
TAS-102 Significantly Improves Overall Survival in Patients With Metastatic Colorectal Cancer
A large, phase III international study of the oral agent TAS-102 in patients with heavily pretreated metastatic colorectal cancer has found that the therapy improved overall survival by 1.8 months and also delayed disease progression. TAS-102 had few side effects and was also effective in patients...
Study Identifies Factors Contributing to Disparities in Cancer Treatment Based on HIV Status
A survey sent to medical and radiation oncologists to identify factors contributing to observed disparities in cancer treatment between patients infected with human immunodeficiency virus (HIV) and those not infected found that 21% of physicians would alter their treatment recommendations based on...
Cobas KRAS Mutation Test Receives FDA Approval
Roche announced that the U.S. Food and Drug Administration (FDA) has approved the cobas KRAS Mutation Test for diagnostic use. The real-time polymerase chain reaction (PCR) test is designed to identify KRAS mutations in tumor samples from patients with metastatic colorectal cancer and aid...
Progress Made in Discovering Link Between Aspirin Use and Colorectal Cancer Prevention
Taking aspirin reduces a person's risk of colorectal cancer, but the molecular mechanisms involved have remained unknown, until a recent discovery by researchers at The Hormel Institute, University of Minnesota. These findings were published by Li et al in EBioMedicine. EGFR and COX-2 Association ...
Maintenance Capecitabine-Bevacizumab Prolongs Time to Second Progression in Metastatic Colorectal Cancer in Dutch Trial
In the phase III CAIRO3 trial reported in The Lancet, Simkens et al of the Dutch Colorectal Cancer Group found that maintenance capecitabine-bevacizumab (Avastin) prolonged the time to second progression vs observation in patients with metastatic colorectal cancer. In this open-label trial, 558...
Weak Sunlight Exposure May Be a Risk Factor in Pancreatic Cancer
Researchers at University of California San Diego School of Medicine recently found that pancreatic cancer rates are highest in countries with the least amount of sunlight. These findings were published by Garland et al in The Journal of Steroid Biochemistry and Molecular Biology. “If...
Two-Week International Diet Swap Shows Potential Effects of Food on Colon Cancer Risk
African Americans and Africans who swapped their typical diets for just 2 weeks similarly exchanged their respective risks of colon cancer, as reflected by alterations of their gut bacteria, according to an international study led by researchers at the University of Pittsburgh School of...
Population-Based Study Finds Patients With Gastrointestinal Tumors at Higher Risk of Other Cancers
Researchers at the University of California (UC) San Diego School of Medicine conducted the first population-based study that characterizes the association and temporal relationship between gastrointestinal stromal tumors (GIST) and other cancers. The results, published by Murphy et al in Cancer,...
Long-Term Thyroid Hormone Replacement Associated With Decreased Colorectal Cancer Risk
Long-term thyroid hormone replacement was associated with a decreased risk of colorectal cancer, but hyperthyroidism and untreated hypothyroidism were associated with a modestly elevated risk, according to a study using a large population-based medical records database from the United Kingdom. The...
Statin Use Not Associated With Reduced Mortality in Patients With Colorectal Cancer
Statin use was not associated with reduced mortality among patients diagnosed with primary colorectal cancer between 2003 and 2009 and followed for a median of 3.4 years in the Darmkrebs: Chancen der Verhütung durch Screening (DACHS) study, an ongoing population-based study of colorectal...
Collaboration Between Surgeons and Medical Oncologists Improves Outcomes for Patients With Stage III Colon Cancer
Collaboration between surgeons and medical oncologists specialists “is associated with lower mortality without increased cost among patients with stage III colon cancer,” according to a study by Hussain et al in the Journal of Oncology Practice. An increase from one to five in the...
FDA Approves Ramucirumab for Metastatic Colorectal Cancer
The U.S. Food and Drug Administration today approved ramucirumab (Cyramza) for use in combination with FOLFIRI (leucovorin, fluorouracil, irinotecan) for the treatment of patients with metastatic colorectal cancer whose disease has progressed on a first-line bevacizumab (Avastin)-, oxaliplatin-,...
Addition of Ramucirumab to Second-Line FOLFIRI Improves Overall Survival in Metastatic Colorectal Cancer
In the phase III RAISE trial reported in The Lancet Oncology, Tabernero et al found that the addition of the antiangiogenic anti-VEGFR2 antibody ramucirumab (Cyramza) to second-line FOLFIRI (leucovorin, fluorouracil, irinotecan) improved overall survival in patients with metastatic colorectal...
AACR 2015: New PARP Inhibitor Combination Shows Early Promise for a Wide Range of Cancer Patients
A combination of two molecularly targeted drugs, olaparib (Lynparza) and the investigational agent AZD5363, was safe and yielded responses in patients with a variety of cancer types, including breast, ovarian, and prostate cancers, regardless of BRCA1/2-mutation status, according to data from the...
AACR 2015: Long-Term, Regular Aspirin Use Modestly Decreased Cancer Risk
Long-term, regular aspirin use was associated with a modestly reduced overall risk for cancer, driven primarily by a reduction in the risk for colorectal cancers, according to research presented at the AACR Annual Meeting 2015, held April 18 to 22 in Philadelphia (Abstract 876). “Previous...
Frequency of Germline TP53 Mutations in Patients With Early-Onset Colorectal Cancer Not Meeting Criteria for Li-Fraumeni Syndrome
In a study reported in JAMA Oncology, Yurgelun et al identified germline TP53 mutations in multiple patients with early-onset colorectal cancer from the Colon Cancer Family Registry who did not meet clinical criteria for Li-Fraumeni syndrome. Li-Fraumeni syndrome is associated with increased risk...
Do Survival Gains Match More Intense Treatment in Younger Patients With Colon Cancer?
In a study reported in JAMA Surgery, Kneuertz et al found that the more frequent stage-specific use of adjuvant chemotherapy in younger patients with colon cancer did not appear to produce commensurate benefit in survival compared with outcomes in older patients. Study Details The study was a...
Physical Activity Helps Cancer Survivors Fend Off Side Effects
Three or more hours of walking per week can boost the vitality and health of prostate cancer survivors. Men and women who have survived colorectal cancer and are regular walkers also reported lower sensations of burning, numbness, tingling, or loss of reflexes that many often experience after...
Similar Outcomes With Laparoscopic vs Open Resection in Rectal Cancer
In the COLOR II study reported in The New England Journal of Medicine, Bonjer et al found similar rates of locoregional recurrence and disease-free and overall survival with laparoscopic vs open resection of rectal cancer. Study Details In the trial, 1,044 patients from 30 sites in 8 countries in ...
