Articles tagged with Gastroenterology
A new study suggests that high-sugar diets can exacerbate inflammatory bowel disease (IBD) symptoms by disrupting the colon's lining renewal process. The research found that a high-sugar diet led to impaired cell division and altered metabolic pathways in mice, resulting in faster gut damage.
The Chinese consensus highlights non-acid reflux as a significant form of reflux, with nocturnal gastroesophageal reflux being a common subtype. The consensus also emphasizes the importance of multidisciplinary care in diagnosing and treating GERD, with various treatment options available.
Researchers have developed a non-invasive magnetic stimulation therapy called ThorS-MagNT that targets hyperactive nerves in the midback, potentially reducing debilitating symptoms of diabetic gastroparesis. In a pilot study, patients experienced significant improvements in nausea and vomiting, allowing them to enjoy meals again.
A study published in Cell Reports Medicine found that pro-inflammatory cell types dominate the intestinal mucosa of children with inflammatory bowel disease, while protective cells are underrepresented. The results provide new insights into the immunology of IBD and may lead to the development of more effective treatments.
Researchers created organoids from patient tissues to test chemotherapy drugs and identified genetic signatures that predict treatment response, offering high accuracy in personalized drug screening. This breakthrough may help select effective drugs for individual patients, reducing trial and error.
Researchers from Brigham and Women's Hospital developed an ingestible capsule, known as the FLASH system, which electronically stimulates key hunger hormone ghrelin in pigs. The system has potential applications for treating gastrointestinal disorders and is a promising alternative to traditional treatments.
The study found that the global prevalence of H. pylori infection declined from 58.2% in 1980-1990 to 43.1% in 2011-2022, with a decline of about 0.39-0.83% per year. Despite this decline, over 40% of the adult population still carries the infection, posing a significant burden on healthcare systems worldwide.
A new Cochrane Review found that stool transplantation can increase the number of people recovering from Clostridioides difficile (C. diff) infection by 77%, compared to 40% with standard antibiotic treatment. The study also showed a decrease in side effects with stool transplantation.
Small vesicles released by intestinal bacteria induce immune activation and progression of liver cirrhosis, as well as reduction of serum albumin level, leading to edema and ascites in patients with cirrhosis.
Patients with inflammatory bowel disease (IBD) are at a higher risk of developing lymphoma, particularly those with Crohn's disease. The risk is driven by both the disease activity and treatment, including immunomodulating drugs.
A UC Riverside-led study found that reduced PTPN2 activity in intestinal epithelial cells leads to decreased Paneth cell antimicrobial peptide production, disrupting the gut microbiota and increasing E. coli. This loss can serve as a marker of IBD disease.
Fruit fly gut remodels itself to accommodate beneficial microbiome species, maintaining long-term stability of the gut environment. The research team identified physical conditions and substances that facilitate colonization by desirable species.
Alpha-gal syndrome is an allergy caused by lone star tick bites, leading to symptoms like stomach pain, diarrhea, and nausea. Patients with suspected alpha-gal should undergo a blood test to check for immunoglobulin E antibodies, and the main treatment is avoiding foods containing alpha-gal.
Researchers at University of Birmingham develop AI diagnostic tool to predict ulcerative colitis flare-ups with 89% accuracy. The system identifies markers of inflammation and healing, providing analytical support for clinicians in managing the disease.
The American Foregut Society has proposed a new classification system to assess esophagogastric junction (EGJ) integrity, expanding beyond the Hill grade. The new classification takes into account EGJ disruption and hiatus hernia extent, providing a more comprehensive understanding of GERD.
Researchers developed a platform for localizing and tracking wireless microdevices in the GI tract, achieving millimeter-scale spatial resolution. The system has potential to revolutionize clinical diagnosis and treatment of GI disorders without invasive procedures or radiation exposure.
A study by researchers at TUM found that gut bacteria play a crucial role in liver regeneration. The microbiome produces short-chain fatty acids, which are essential for liver cell growth and division. In mice treated with antibiotics, liver regeneration was delayed or not possible, but a
A new dietary approach has been identified to treat eosinophilic esophagitis by eliminating only dairy products, showing similar effectiveness to the standard six-food elimination diet. This breakthrough study led by CU School of Medicine researchers offers a more patient-friendly treatment option with fewer drawbacks.
A new study found that eliminating animal milk alone from the diet of adults with eosinophilic esophagitis is just as effective as eliminating six common foods, including animal milk, eggs, wheat, soy, fish, and nuts. The one-food elimination diet may be a more manageable option for people with EoE.
The American Gastroenterological Association recommends integrating non-invasive biomarkers for patients with ulcerative colitis in remission or with current symptoms. Biomarkers provide accurate insights into disease activity, offering a cheaper and more convenient option for monitoring.
A new type of digestive endoscopy called Endocytoscopy can diagnose early esophageal cancers without the need for biopsies. Studies have shown that it achieves high accuracy (95%) and specificity (92%) rates, comparable to traditional pathological biopsy methods.
A vibrating capsule designed to stimulate the colon has been shown to double the number of complete spontaneous bowel movements in adults with debilitating chronic constipation. The device, which is not a drug and works directly in the colon, showed significant improvement in symptoms such as straining and stool consistency.
Engineers at MIT and Caltech have developed an ingestible sensor that can track its location as it moves through the digestive tract, revealing where slowdowns in digestion may occur. The sensor uses a magnetic field produced by an electromagnetic coil outside the body to calculate its position.
This study found that advanced colorectal neoplasia prevalence is low 10 or more years after a negative screening colonoscopy. Extended screening intervals may be recommended for female and younger participants without gastrointestinal symptoms.
Researchers used a wearable device to track autonomic nervous system activity in IBS patients and healthy subjects. The study found that IBS patients' sympathetic nervous systems were activated before defecation and persisted after, leading to greater abdominal pain and lower quality of life.
Scientists at UC San Diego School of Medicine identified distinct patterns of cytokine and granzyme expression in tissue-resident memory T cells, highlighting their complex biology. These findings pave the way for a new branch of precision therapeutics targeting infection, cancer, and autoimmune diseases.
Dupilumab, an FDA-approved medication, offers new hope for patients with eosinophilic esophagitis, a rising condition in the US. The treatment reduces eosinophil counts and improves symptoms of dysphagia, leading to better endoscopic healing and histologic severity improvements.
Researchers discover how E. coli bacteria manipulate the immune system to cause ileocolitis in susceptible individuals. The study reveals the key role of agr2-associated ER stress in promoting dysbiosis and triggering CD103+ dendritic cell IL-23-dependent inflammation.
A new study published in Clinical Gastroenterology and Hepatology found that nearly 1 in 7 Americans experience bloating on a weekly basis. Women were more than twice as likely as men to report feeling bloated, and lifestyle changes, such as exercise and dietary modifications, can help manage symptoms.
Researchers at MIT have created biomedical devices made from aluminum that can be disintegrated by exposing them to a liquid metal called eutectic gallium-indium. This process could eliminate the need for surgical or endoscopic procedures to remove medical devices, such as staples and stents.
Letrozole, a breast cancer treatment drug, shows promise in suppressing liver fibrosis through inhibition of the CTGF pathway and reduction of Hsd17b13 expression. This repurposed approach may lead to new treatments for liver disease.
A recent study has found that simple tests can accurately predict the risk of secondary disease in hepatitis C patients after treatment. Non-invasive tests such as liver stiffness measurement and platelet count have been shown to be effective in identifying patients at high risk of developing portal hypertension.
Researchers found that first-degree relatives of patients with advanced fibrosis are at a 15% risk of developing nonalcoholic fatty liver disease. Early screening for advanced fibrosis among siblings and offspring of patients can help prevent the progression to cirrhosis or liver failure.
RedHill Biopharma's Talicia demonstrates high potential for H. pylori eradication while minimizing systemic antibiotic exposure, outperforming generic rifabutin regimens. Movantik data shows improved patient quality of life and symptom improvement in opioid-induced constipation.
Researchers at UVA Children's will use a sophisticated computer model to better understand and treat Crohn's disease, which can have lifelong consequences for young patients. The team hopes to identify biological markers or metabolic signatures that can be used for early diagnosis and personalized medicine.
The American Gastroenterological Association releases new guidelines recommending medications paired with lifestyle changes for adults struggling to lose weight. The guidelines highlight the importance of treating obesity as a biological disease, reducing health complications like diabetes and fatty liver.
A nationwide survey found that many physicians are complacent with current levels of diversity, with a significant gap in satisfaction with workplace diversity among Black physicians. The study recommends increasing mentorship opportunities and representation of underrepresented groups in leadership positions to improve workforce diver...
A study found that over a third (36%) of post-imaging pancreatic cancer cases were potentially avoidable, highlighting poor detection rates. Researchers analyzed patient records to develop an algorithm to categorize missed cases and identify the most likely explanation for why they were missed.
A new pan-European study reveals a worrying increase in the prevalence of several digestive diseases since 2000, including chronic liver diseases, pancreatitis, and gastroesophageal reflux disease. The report estimates that digestive diseases affect over 300 million people across Europe, with significant economic costs.
A Mediterranean diet rich in fibre, mono-unsaturated fatty acids and polyphenols has been associated with improved immunotherapy response rates and progression-free survival in advanced melanoma patients. The diet was also found to reduce the likelihood of drug-induced immune-related side effects.
Researchers found that Fecal Microbiota Transplant (FMT) using capsules has a cure rate of 86% at one month and 81% at two months for recurrent CDI, comparable to colonoscopic FMT. Patient selection is key to optimizing FMT success.
A new drug capsule developed at MIT may be able to replace injections for biologic drugs by tunneling through the mucus barrier in the small intestine. The capsule's robotic cap spins and displaces mucus, allowing drugs to pass into cells lining the intestine.
A new study conducted by researchers from Aarhus University and Aarhus University Hospital shows that fecal transplantation is an effective cure for life-threatening intestinal infections, with a cure rate of over 90%. The treatment was found to be far superior to the standard treatment, which typically consists of antibiotics.
Medically underserved communities face significant barriers to endoscopy-related COVID-19 testing, potentially worsening health care disparities. Researchers recommend addressing these challenges by mailing test kits or offering rapid testing to mitigate delays in diagnosis and management of gastrointestinal illnesses.
A recent study published in the journal Gut found that gay men are more than twice as likely to develop inflammatory bowel disease (IBD) than heterosexual men who engage in high-risk sexual activity. The study's lead author notes that this finding will open a new field of research into gastrointestinal inflammatory conditions.
A recent study found that private equity firms acquiring physician-owned medical practices increase patient volume and billing for visits, raising concerns about the corporatization of healthcare. The study examined 578 physician practices acquired by private equity firms between 2016 and 2020.
Researchers developed an algorithm to identify different regions within tumors using nearly 6,500 digital slide images. The algorithm can predict recurrence-free survival and help guide therapy for patients with colon cancer.
A large-scale clinical study reveals high cumulative rebleeding rates among patients with obscure gastrointestinal bleeding. The study identified overt OGIB, anticoagulants, and liver cirrhosis as independent predictors of rebleeding, emphasizing the importance of long-term follow-ups.
Researchers at Cedars-Sinai Medical Center have developed a new method to identify which human gut microbes contribute to inflammatory diseases. By analyzing protein levels in blood serum, the team discovered specific bacteria that trigger immune activation and inflammation.
Researchers found that using the drug erlotinib, which blocks a specific cancer pathway, led to a 30 percent reduction in polyps formed in patients with FAP. The study's findings suggest potential ways to prevent colorectal cancer in the general population at an earlier stage.
A new study suggests that acetate produced by the liver diffuses into the intestines, supporting bacterial growth and causing imbalanced microbiota. This imbalance does not appear to play a major role in alcoholic liver disease risk.
Researchers found that orally administering gold nanoclusters to mice with colitis eliminated reactive oxygen species, increased antioxidant enzymes, and inhibited pro-inflammatory cytokines without side effects. The nanoclusters also showed benefits over natural enzymes used in traditional IBD treatments.
A new study found that opioids like morphine can cause gastric inflammation due to increased acid secretion and delayed gastric emptying. Treatment with naloxone or proton pump inhibitors like omeprazole may provide gastroprotection, improving pain management and reducing side effects.
Researchers from Tianjin Medical University General Hospital review sarcopenic obesity's impact on liver disease, including nonalcoholic fatty liver disease and cirrhosis. The study aims to clarify the pathogenesis of sarcopenic obesity and identify potential therapeutic avenues.
A study published in Cell Reports found that a rhythmic small intestinal microbiome prevents obesity and type 2 diabetes in mice. The researchers used mouse models to explore how diet and feeding patterns affect the gut microbiome and its impact on host health, particularly with obesity and type 2 diabetes.
Researchers found high mortality rates in the Midwest/northeastern Great Lakes region and lower risk counties in western/southwestern areas. The study highlights regions warranting further investigation and preventive interventions to address the increasing burden of young-onset colorectal cancer.
A new study found that children with immune-mediated inflammatory disease have a significantly higher risk of premature death, particularly from cancer and suicide. The research, which analyzed data from over 12,000 patients, highlights the need for early cancer screening and mental health support in pediatric care.
The American Gastroenterological Association has released new clinical guidelines outlining a personalized approach to treating irritable bowel syndrome (IBS) patients. The guidelines recommend prioritizing lifestyle modifications and dietary changes, such as increasing fiber or following the low-FODMAP diet, before seeking advanced tr...
A study found that COVID-19 leads to progressive cholestasis, cholestatic liver failure, and secondary sclerosing cholangitis in 15% of patients with pre-existing liver disease. These patients often require intensive care and may experience irreversible bile duct damage.
The American Gastroenterological Association has released a series of evidence-based position statements guiding the creation of a national colorectal cancer screening approach. The goal is to eliminate barriers and reduce mortality by ensuring equitable access to CRC screening programs for all individuals.