Research on colorectal and bowel cancer. Covers AI-audited colonoscopy, gut-bacteria links, family risk, and early-onset differences.
Researchers found that a common variant of the p53 gene increases inflammatory responses following DNA damage, making African Americans more susceptible to certain diseases and cancers. The proline variant interacts with NF-kB, a protein complex regulating the immune response, leading to enhanced activation of inflammation genes.
Researchers found that genes similar to those in intestinal stem cells are activated in colorectal cancer cells, predicting a higher risk of relapse. The discovery opens up new possibilities for diagnosing and treating colon cancer by targeting tumour stem cells.
A randomized trial suggests that preoperative colonic stenting offers no clear benefit over emergency surgery for patients with colorectal cancer and acute malignant left-sided colonic obstruction. The study found a high rate of tumor perforations, which may worsen clinical outcomes.
Researchers found that higher baseline levels of a novel inflammatory marker sTNFR-2 predicted increased risk of developing colorectal tumors. The reduced risk of colorectal cancer associated with aspirin or NSAIDs was primarily seen among participants with high sTNFR-2 levels.
The ASGE has established guidelines for the use of real-time endoscopic assessment in managing diminutive colorectal polyps. The recommendations aim to minimize risk and delay while improving cost effectiveness of colonoscopy. Diminutive polyps are common, but pathological assessment can be costly and delay patient information.
A study found that colonoscopy has prevented a substantial number of deaths from colorectal cancer, but many more could have been prevented. The analysis estimated that approximately 13,800 to 22,000 colorectal cancer deaths could have been prevented in 2005.
A cohort study found that hepatitis B virus (HBV) infection decreases the percentage of metastases in colorectal cancer patients, while increasing extrahepatic metastases. This suggests HBV may serve as a prognostic factor for hepatic metastasis formation in CRC patients.
A recent study found that hospital use of computed tomographic colonography (CTC), also known as virtual colonoscopy, is increasing. In 2008, 17% of hospitals offered CTC, up from 13% in 2005, with many citing a desire to provide alternative screening options for frail patients and those with failed optical colonoscopy.
A randomized clinical trial found that fast-track rehabilitation programs significantly accelerate the restoration of gastrointestinal functions after resection of colorectal cancer. Fast-track care also reduces postoperative complications and hospital stay time for patients.
Cancer rates are expected to nearly double globally by 2030 due to demographic changes and adoption of unhealthy lifestyles. Preventive measures must be widely applied to mitigate the impact.
Research suggests that Tregs are involved in immune evasion of tumors and may be used as disease markers for gastric cancer. However, further studies are needed to confirm these findings.
A new study found that regional differences in colorectal cancer testing rates among non-white groups are a major contributor to racial and ethnic disparities in screening rates. The research suggests that targeting these regional variations is key to improving overall screening rates.
Colonoscopy significantly reduces the risk of colorectal cancer by up to 90% in both the left and right sides, according to a new study. However, the effectiveness of colonoscopy in preventing cancers on the right side may be limited to older patients.
Survival rates for breast, ovarian, colorectal, and lung cancer are higher in Australia, Canada, and Sweden compared to the UK and Denmark. International differences narrowed for breast cancer, but significant disparities remain in other cancers.
Targeted messages and mailings have shown promise in increasing colorectal cancer screening rates, especially among those overdue for screenings. However, the long-term effect remains unclear due to other promotional activities and varying patient resistance.
Researchers found less than 1% of Canadians had folate deficiencies, while 22% of women of childbearing age were below safe levels for preventing neural tube defects. The study suggests that high folic acid consumption may not be as effective in reducing birth defects as previously thought.
A new study from the University of Michigan Comprehensive Cancer Center found that chemotherapy delays are common among patients with surgical complications after colorectal cancer surgery. The study, which analyzed data from 17,108 patients, suggests that surgical complications can have long-term impacts on quality of care.
A new study suggests that using fecal immunochemical testing between colonoscopies can detect colorectal cancer and advanced tumors in high-risk patients. The test detected 12 out of 14 cancers and 60 out of 96 advanced adenomas, reducing the chance of finding cancer or advanced adenoma by 50%.
A study published in The Lancet found that daily low-dose aspirin reduced death rates from a range of common cancers by 21% during trials. Long-term follow-up showed that the risk of cancer death remained 20-60% lower in groups who had previously been allocated aspirin.
Fecal immunochemical testing is the best and most cost-effective method for screening for colorectal cancer, reducing deaths by 69% among average-risk patients. Annual screening with this test can lower healthcare costs compared to other methods.
A new study found a 30-40% higher risk of colorectal cancer among men treated with hormone-based therapy for prostate cancer. The study suggests continued routine preventive care, including colorectal cancer screening, is essential during prostate cancer treatment.
A study found that women offered a female endoscopist were no more likely to undergo a screening colonoscopy than those without this option. Despite survey results suggesting high preference for female endoscopists, the study did not show an increase in screening rates.
A study published in JNCI Journal of the National Cancer Institute found that men taking androgen deprivation therapy for prostate cancer have a 30-40% increased risk of colorectal cancer. The longer treatment duration, the greater the risk.
A study analyzing data from the Women's Health Initiative found that statin use did not lower the risk of colorectal cancer among postmenopausal women. Researchers identified no association between statin use and reduced risk for colorectal cancer, tumor location, stage, grade or histology.
New study confirms laparoscopic surgery is as safe and effective as traditional open surgery for removing bowel tumors. Long-term follow-up data shows no increase in recurrence risk or compromised outcomes.
A University of Illinois Chicago study found that black raspberries can prevent colorectal tumors in two mouse models, reducing tumor incidence by up to 60 percent. The findings suggest that black raspberries' ability to inhibit tumor development may be linked to their suppression of a protein called beta-catenin.
A recent study found that patients with MUTYH-associated polyposis have a statistically significant better survival rate than those with colorectal cancer from the general population. The five-year survival rate for MUTYH-associated polyposis was 78%, compared to 63% for control patients.
Researchers found a link between long telomeres and an increased risk of colorectal cancer in young-onset patients. The study suggests two distinct groups of colorectal cancer: one with accelerated aging due to telomere shortening, and another with longer telomeres.
A new investigational DNA methylation test has been shown to detect precancerous adenomas and cancers with high accuracy, detecting 64% of polyps over 1cm and 85% of cancers. The test is simple, non-invasive, and can be done from home, making it a promising alternative to traditional screening methods.
Researchers found a microRNA binding variant linked to improved survival rates in early-stage colorectal cancer patients, particularly those with KRAS mutations. The variant, previously associated with poor outcomes, was unexpectedly beneficial due to an unidentified compensatory pathway controlling the gene.
A study found that colorectal cancer patients with the KRAS p.G13D gene mutation had longer overall and progression-free survival when treated with cetuximab compared to those with other KRAS mutations. This suggests a potential benefit of cetuximab in certain patients with chemotherapy-refractory metastatic colorectal cancer.
A new study published in Cancer highlights the need to expand colorectal cancer screening to minority communities, particularly those without medical insurance. Offering screening at mammography visits is an effective way to generate interest and initiate the process, with 55% of participants going on to have a colonoscopy.
Providing computed tomography colonography as an alternative to conventional colonoscopy could improve colorectal cancer screening rates. The study found that patients preferred virtual colonoscopy due to its convenience and perceived safety.
Studies reveal notable disparities in colorectal cancer diagnosis, treatment, and outcomes among different racial groups. African Americans are advised to start screening at age 45, while Hispanics have lower screening rates and worse survival rates after diagnosis. The findings suggest that earlier screening may be recommended for His...
A new study published in Gastroenterology has found that type 2 diabetes mellitus and insulin use are associated with an increased risk of colorectal cancer among men. The association was not observed in women, suggesting a gender disparity in the link between these conditions.
A systematic review of 22 studies with over 2.5 million participants found a statistically significant reduction in colorectal cancer risk among statin users. Long-term use of statins, particularly lipophilic types like atorvastatin, was associated with the strongest effect.
The American College of Gastroenterology's 75th Annual Scientific Meeting featured groundbreaking research on C. difficile, colorectal cancer, obesity, and inflammatory bowel disease, providing new insights into prevention, treatment, and management strategies.
A new study shows that fatalistic thinking in Latinas may prevent them from using cancer screening services. Seven out of eleven studies found a statistically significant inverse association between fatalism and utilization of cancer screening services.
A new study found that only one-fifth of primary care physicians follow practice guidelines for all recommended colorectal cancer screening tests. Many clinicians overuse or underuse screening, leading to unnecessary testing and potential complications.
Researchers reported that adding cetuximab to a three-drug chemotherapy regimen for first-line treatment of metastatic colorectal cancer did not improve response rates, progression-free survival, or overall survival. The NORDIC VII study included 566 patients and found no statistically significant differences between the treatment groups.
Researchers found a significant correlation between low socioeconomic status and late-stage, non-localized colorectal cancer diagnoses. Participants from less deprived neighborhoods had a lower incidence rate of 16.2%, while those from more disadvantaged areas had a higher incidence rate of 19.8%.
A new microRNA screening assay detected the majority of early-stage colorectal cancers with good specificity and sensitivity from a single plasma sample. The test has the potential to be safe, cheap, robust, accurate, and convenient for national screening programs.
Scientists at the University of Leicester are pioneering the use of turmeric extract to target chemo-resistant cancer cells. The research aims to improve chemotherapy effectiveness and prevent disease recurrence.
Researchers found that individuals who don't speak English at home are less likely to receive colorectal cancer screenings compared to those who do. The study suggests that patient-provider language barriers and unmeasured differences in patient characteristics contribute to disparities in health care access.
Researchers found that virtual colonoscopies (CTC) doubles the yield of identifying significant early extracolonic lesions, resulting in lives saved. CTC also increases the odds of identifying high-risk lesions by 78 percent.
Researchers at Tel Aviv University discovered that low hemoglobin levels can indicate a potential for colon cancer years before it's diagnosed. A continuous long-term decline of more than 0.28 grams per decilitre over a four-year period may serve as a warning of illness on the horizon.
A new study published in Psychological Science found that men are less likely to seek cancer screening when presented with misleading information about the prevalence of screening among other men. The researchers suggest that framing health messages to emphasize the benefits of screening rather than relying on relative numbers can be a...
A recent study found that a significant number of patients are willing to undergo computed tomography colonography (CTC) for colorectal cancer screening, but are hesitant to pay out-of-pocket fees. The study suggests that CTC availability could improve screening rates if insurance coverage were more widely available.
A study by researchers from the University of British Columbia and Dalhousie University found that colorectal cancer screening can reduce mortality by 39-83% and incidence by 26-81%. Regular screening, such as fecal tests or colonoscopies every ten years, is recommended for average-risk individuals.
Multimedia talking touchscreens are helping researchers and clinicians improve communication, knowledge, and adherence to treatment for patients with diverse language skills. The technology provides a more private and accessible way for patients to complete questionnaires and access health information.
McMaster University researchers have made a breakthrough in understanding the molecular mechanisms of hereditary colorectal cancers. They discovered how a specific protein, MutL, works within cells to repair DNA errors, paving the way for alternative cancer treatments and assessment tools.
A study found that smoking is associated with molecularly defined DNA changes and a subtype of colorectal cancer that emerges more frequently among older women. The researchers suggest that epigenetic modifications may play a role in the development of smoking-related colorectal carcinogenesis.
Researchers have identified hydrophobic proteins as potential biomarkers for colorectal cancer detection. The study used two-dimensional gel electrophoresis and mass spectrometry to analyze protein profiles from colorectal cancer tissues, revealing differentially expressed proteins related to tumor stages, grades, and patient gender.
A study led by Dr. Sohn DK demonstrated the safety of endoscopic piecemeal resection (EPMR) for large sessile colorectal polyps. The research showed low relapse rates in patients with benign polyps after EPMR, but higher recurrence rates in malignant lesions. The authors suggest that complete removal of cancer cells is crucial to preve...
A new study reveals that disparities in cancer stage and treatment account for the majority of excess deaths among uninsured and Medicaid-insured rectal cancer patients. Improving insurance coverage and reducing cost-related barriers to primary care and high-quality treatment can help mitigate these disparities.
A new study found a strong association between smoking and the presence of flat adenomas (precancerous polyps) in the colon. The study suggests that smoking may explain why smokers often present with colorectal cancer at a younger age and at a more advanced stage than nonsmokers.
The American Society for Gastrointestinal Endoscopy (ASGE) has issued guidelines addressing ethnicity and gastrointestinal diseases. The guideline recommends that colorectal cancer screening begin at age 45 for average-risk African-American men and women, emphasizing the importance of early detection in reducing mortality rates.
Researchers developed a non-invasive imaging technique combining PET and CT scans without bowel preparation, detecting all significant polyps found by colonoscopy. Patients preferred this method over colonoscopy due to its comfort and lack of sedation.
Researchers found that African American women are more aware of the importance of screening and are more willing to undergo the procedure, while men report barriers such as lack of trust in the healthcare system and fear of the procedure. Despite these differences, both groups recognize the benefits of early detection and prevention.
A meta-analysis found that the G allele of PPAR-γ gene polymorphism 34 C>G decreases colon cancer risk, indicating its potential as an early diagnosis and treatment target. The study confirms previous data linking the polymorphism to CRC risk.