Articles tagged with Gastroenterology
Researchers found that hepatitis C virus infection affects hepcidin levels in patients with genotype 3a. Successful antiviral therapy was associated with decreased serum prohepcidin concentrations, suggesting a potential link between HCV and hepcidin synthesis.
Research found that IL-8 and MIF gene polymorphisms significantly increased the risk of severe atrophic gastritis and intestinal metaplasia, particularly when H. pylori infection was present. This study provides a basis for therapeutic decisions, such as H. pylori eradication therapy, to prevent gastric cancer progression.
A case-control study found that chronic upper GI symptoms are linked to poor glycemic control in type 2 diabetes patients. The study suggests that tight glucose control may reverse these symptoms.
A study published in World Journal of Gastroenterology found that biliary balloon stimulation activates the insular cortex, prefrontal cortex, and somatosensory cortex. This suggests the presence of pressure-sensitive vagal afferents in the biliary tract and potential cortical relay beyond the brainstem.
A study published in World Journal of Gastroenterology found that real-time elastography is a valuable tool for assessing liver fibrosis. The technique uses elasticity measurements to differentiate between various degrees of liver fibrosis, offering a non-invasive alternative to traditional methods.
A study published in World Journal of Gastroenterology reports successful endoscopic resection of a large ileal lipoma using the modified endoscopic submucosal dissection (ESD) technique. The procedure, combined with endoscopic unroofing, allowed for complete removal of the lesion without complications.
Research found a significant association between high LRP16 expression and early disease progression or death in patients with colorectal cancer. The study suggests that LRP16 expression may serve as a molecular marker for predicting prognosis.
Researchers developed a new endoscopic technique, the over-the-scope-clip (OTSC), to close chronic gastrointestinal perforations. The study successfully closed two gastro-cutaneous fistulas and suggests OTSC as a least invasive method for closing small fistulas or leaks.
A study comparing preoperative and postoperative chemoradiotherapy to surgery alone in patients with resectable esophageal squamous cell carcinoma found significant differences in overall survival and progression-free survival. Perioperative chemoradiotherapy maximizes long-term survival, but increases toxicity.
Research published in World Journal of Gastroenterology found that fermented milk with Streptococcus thermophilus CRL 1190 exhibited therapeutic effects on chronic gastritis, particularly by modulating the immune response and increasing the thickness of the gastric mucus gel layer. This natural alternative may offer a potential treatme...
DISH is a common but often unrecognized systemic disorder that can lead to mechanical esophageal dysphagia in older adults. A recent study concludes that DISH should be considered an important cause of dysphagia among older adults, although it should not be accepted as the sole cause without ruling out other possible causes.
A new concept of early viral kinetics in peg-interferon therapy has been proposed, showing a high probability of sustained virological response in 92.1% of patients. The study suggests that a short treatment period can be efficient and safe, reducing the risk of adverse events.
Research finds enhanced MMP-9 expression in gastric cancer, while normal tissue shows no difference. Profiling matrix metalloproteinases family to understand cancer development is next step.
A research group at Case Western Reserve University found that Recql5 mutation had an important impact on tumorigenesis in the mouse GI tract. The study also suggested that Recql5 may be an important candidate for a colon cancer biomarker, and its expression was recently shown to affect sensitivity to camptothecin-based anticancer drugs.
Researchers at the Chinese University of Hong Kong investigated GI and GL values for selected Chinese traditional foods. The study found glycemic indices ranging from 30-76, with high glycemic loads detected in rice, noodles, and sweet potatoes.
A study found that Wilson disease patients' liver histology progression does not correlate with clinical parameters or treatment type. Researchers recommend considering liver biopsy with hepatic copper quantification every 3 years due to the inability of clinical tools to detect fibrosis progression despite treatment.
Researchers discovered that bone marrow cells produce nerve growth factor, which promotes angiogenesis and prevents hypoxia in transplanted islets. The study, led by Dr. Eba Hathout, found a potential role for NGF in islet transplantation and prevention of graft failure.
Solid pseudopapillary tumors of the pancreas are rare indolent neoplasms typically occurring in young females. The symptoms were non-specific and nearly one-third of patients were asymptomatic, making misdiagnosis common. Extended resections can potentially cure SPTs, with a favorable prognosis even after recurrence or metastasis.
A new study found that ghrelin improved appetite and food intake in gastric cancer patients who had part or all of their stomach removed. Body weight loss was significantly lower in the ghrelin group compared to the placebo group, indicating a potential benefit for these patients.
A meta-analysis found that the ATG16L1 variant is associated with a higher risk of Crohn's disease and ulcerative colitis. The study also suggests a role for autophagy in IBD development, highlighting the need for further research on the gene's etiology.
A large-scale study found that patients with GERD and IBS often experience overlapping symptoms, including nausea, bowel movement changes, and extra gastrointestinal issues. This suggests a potential systemic link between the two disorders.
A recent study published in World Journal of Gastroenterology found a significant increase in hepatitis A cases among Korean adults, with higher rates among older patients and males. The study also revealed an abrupt rise in seroprevalence after age 30 and increased liver enzyme levels with age.
The study found that mindin expression is upregulated during intestinal inflammation and induces NF-κB activation through a TLR-9 mediated manner. This suggests the importance of the TLR-9 mediated pathway in defining mindin's function and signaling pathways.
Researchers found dilated intercellular spaces in esophageal epithelium as a nonspecific ultrastructural feature of non-erosive reflux disease (NERD). This discovery suggests DIS is an early and sensitive marker for NERD diagnosis, providing new insights into its mechanism.
A study published in the World Journal of Gastroenterology found that hepatectomy is an effective treatment for caudate lobe HCC, with subsegmental location and liver cirrhosis affecting long-term survival. Extended hepatectomy was recommended to achieve adequate tumor margins and improve survival rates.
A study analyzed factors associated with HBsAg loss in HIV-HBV co-infected patients. Higher baseline CD4 cell counts were linked to increased loss of HBsAg, suggesting effective T-cell response against HBV. The research contributes to understanding predictors of HBsAg loss and its implications for management.
A study published in the World Journal of Gastroenterology found that colonoscopy in Hong Kong Chinese children has a high safety yield and can effectively diagnose inflammatory bowel disease. The procedure also provided therapeutic value by successfully removing colonic polyps, with no complications reported.
A new study found that few websites provide high-quality patient information on treatment options for Crohn's disease and ulcerative colitis. Researchers evaluated 50 websites using various criteria to assess their quality and accuracy.
Gastroenterologists face challenges in managing poor nutrition, highlighting the need for standardized core nutrition training. The profession must adapt to technological advances and shifting training models to prioritize nutrition education.
Solid-pseudopapillary neoplasm (SPN) of the pancreas is characterized by cystic-solid tumors in young women, often with hemorrhage and necrosis. Immunohistochemistry helps differentiate it from pancreatic endocrine tumor (PET), which harbors distinct genetic mutations.
Hypnotherapy has been shown to significantly improve irritable bowel syndrome (IBS) symptoms in a majority of cases, with some patients experiencing complete relief. Probiotics can also be an effective option, but the efficacy depends on specific strains and clinical trial evidence.
A study published in the World Journal of Gastroenterology found that worm-derived proteins attenuate intestinal inflammation and normalize gastrointestinal motility disturbances in mice with colitis. The results suggest that worm proteins may provide an attractive option for managing gastrointestinal inflammation in IBD patients.
A study found that most non-ICU patients receiving intravenous proton pump inhibitors (PPIs) had inappropriate indications or routes of administration. The researchers highlighted the need for restrictions on IV PPI use to improve both clinical and cost impacts.
Research reveals that HGF-induced invasion of cholangiocarcinoma is mediated by distinct signaling pathways, with PI3K pathway being common and ERK1/2 playing a key role depending on activation duration. This understanding may aid in identifying therapeutic targets for individual patients.
A Chinese research group evaluates the efficacy of a Calculus Bovis compound preparation in treating lung lesions caused by schistosomiasis. The study suggests that the compound has anti-inflammatory and regenerative effects, promoting tissue regeneration and reducing swelling.
Expression of EpCAM and ABCG5 within tumor buds stratify patients with colorectal cancer into prognostic subgroups, particularly those with node-negative disease. These biomarkers may identify patients at high risk of poor outcome, warranting adjuvant therapy.
A study published in World Journal of Gastroenterology found that the mean age of colorectal cancer in China increased across four regions, with East Guangdong having the highest mean age. The anatomic distribution, histological type, and differentiation type also varied significantly between regions.
Researchers identified novel bedside criteria to distinguish between cirrhosis and inflammation in patients with ALD. A blood test can exclude active inflammation before using transient elastography for liver fibrosis assessment.
Research found atenolol increases lower esophageal sphincter pressure and peristaltic contractions, while nifedipine decreases them. Atenolol may prevent GERD development, while nifedipine treatment could increase reflux risk.
A study published in the World Journal of Gastroenterology found that early enterostomy closure via endoscopy significantly reduces hospital stay duration and stoma closure time. The researchers used endoscopic examination to determine optimal closure timing, concluding it's a useful predictor for this procedure.
Researchers used MDCTPV to study the collateral circulation of gastric varices, finding that most afferent veins originated from the left gastric vein. The study concludes that MDCTPV provides valuable reference for clinicians in the endoscopic and surgical treatment of gastric variceal bleeding.
A new study in Clinical Gastroenterology and Hepatology found that propofol administration by a trained professional results in a low rate of sedation-related complications. The study identified risk factors for complications and highlights the importance of proper training and patient selection.
A study published in BMC Gastroenterology found that thiopurine therapy significantly improved the health-related quality of life of Inflammatory Bowel Disease (IBD) patients. The clinical trial, conducted by Guillermo Bastida and his team, reported a substantial improvement in quality of life after one year of treatment.
A new study has found that current biomarkers des-gamma-carboxy prothrombin (DCP) and alpha fetoprotein (AFP) are not optimal for early detection of liver cancer. The study suggests that combining both markers can increase sensitivity but decrease specificity, indicating a need for further investigation.
A study found that individuals who had colonoscopies performed by non-gastroenterologists, such as general surgeons or internists, were at a higher risk of developing subsequent colorectal cancer. In contrast, gastroenterologists were more proficient at colonoscopy and had a reduced incidence of CRC.
A new study suggests that combining endoscopic removal of visible lesions with radiofrequency ablation can effectively treat early tumor formation in Barrett's esophagus, potentially sparing patients from surgery. The treatment was found to be safe and effective in eradicating tumors and abnormal intestinal cells, with no recurrence of...
Certain patients with inflammatory bowel disease have an increased risk of developing colorectal cancer. The AGA recommends individualized surveillance plans based on each patient's unique situation, taking into account disease duration, primary sclerosing cholangitis, and family history.
Research published in the World Journal of Gastroenterology reveals a significant association between Helicobacter pylori babA2 and atrophic gastritis in Costa Rican patients. The findings suggest that babA2 may play a role in the development of gastric cancer in this population.
Researchers found that two Lactobacillus strains improved Helicobacter pylori-infected gastritis by exhibiting anti-bacterial and anti-inflammatory effects. The study suggests using probiotics as an alternative to antibiotics for treating H. pylori-associated diseases.
Researchers found that patients with primary biliary cirrhosis predominantly express IgM in plasma cells, which can be used to distinguish the condition from autoimmune hepatitis. The study supports the use of IgM/IgG ratio as a diagnostic tool for PBC.
Research associates H. pylori and EBV infections with gastric cancer development, particularly through DNA methylation and microsatellite instability alterations. CDH1 gene silencing and DAPK inverse correlation with MSI offer new insights into disease mechanisms.
Research suggests that atypical intestinal metaplasia (AIM) may be a precancerous lesion, indicating a higher risk of gastric cancer. The study proposes a new classification system for intestinal metaplasia, distinguishing between simple and atypical subtypes.
Researchers found that only 16% and 9% of Helicobacter pylori strains expressed the hopE and hopV genes, respectively, despite detection rates being much higher. This suggests a mechanism for the bacteria to evade the immune system.
A study published in World Journal of Gastroenterology analyzed the clinical course of 252 subepithelial lesions. The majority of lesions (96.8%) remained unchanged after endoscopic surveillance, supporting the use of this approach for small tumors. Further studies with long-term follow-up are needed to validate these findings.
Research found that hospitalization for Crohn's disease was more common among women and younger people, while ulcerative colitis was more common among older people. The study suggests that social deprivation and distance traveled to hospital are associated with Crohn's disease, but not ulcerative colitis.
Researchers found that patients with flame-like Barrett's epithelium and those with a C extent ≥ 2 cm had higher rates of erosive esophagitis. The study suggests a potential strategy for preventing esophageal adenocarcinoma.
A study published in World Journal of Gastroenterology found that long-term endoscopy-based studies do not significantly affect the quality of life (QOL) of healthy volunteers. The researchers evaluated QOL in ten healthy volunteers during a prospectively conducted study, using validated surveys and questionnaires.
A survey found that most patients are interested in obtaining a video recording of their colonoscopy procedure, with younger patients more willing to pay for the service. Awareness of missed lesions during colonoscopy is a significant predictor of interest in having a video recording.
A new study reports successful laparoscopic hepatectomy in an aged cirrhotic patient with HCC recurrence. The procedure resulted in smaller wounds, less blood loss, and faster recovery. Further studies are needed to fully evaluate the role of laparoscopic surgery in HCC management.
Researchers have identified genetic risk markers for post-infectious irritable bowel syndrome (PI-IBS) in victims of the Walkerton tainted drinking water tragedy. The study, led by McGill PhD Alexandra-Chloé Villani, found that genetic factors play a critical role in the development of PI-IBS.