Articles tagged with Gastroenterology
Researchers successfully treated bleeding gastric varices using a novel sclerotherapy combining alpha-cyanoacrylate alkyl with aethoxysklerol, with no complications or re-bleeding observed in six months. The treatment was found to be an effective alternative for obliteration and eradication of gastric fundal varices.
Researchers found that administering a traditional Chinese medicine Dachengqi Decoction combined with Glauber's salt improved treatment outcomes for patients with severe acute pancreatitis and abdominal compartment syndrome. The study suggested that this therapeutic protocol can lower IAP, relax symptoms of ACS, slow disease progressio...
A study using PET/CT showed an accuracy of 82.6% in detecting tumor recurrence, with clinical decisions changed for 30.4% patients. Molecular imaging technology may provide new applications for improving long-term survival in gastric cancer patients.
Researchers used ultrasonography to diagnose biliary atresia in patients. The study found that the triangular cord was a specific feature of the disease, while flat and small gallbladders were also diagnostic. Hepatomegaly and heterogeneous echogenicity were proportional with liver fibrosis.
Researchers found that fecal levels of FC and MPO can be used as surrogate markers for successful treatment outcome in IBD patients. The study also showed that elevated fecal markers are associated with relapse, but normalized FC level may indicate successful treatment.
Researchers found a significant relationship between loss of heterozygosity (LOH) frequencies on the D4S3018 locus and larger tumor size. Additionally, LOH at the D4S1534 locus was linked to liver metastasis in sporadic colorectal carcinoma patients.
A recent study has compared the results of RPA with or without modified blow-hole colostomy in patients with acute sigmoid volvulus. The findings suggest that RPA with modified blow-hole colostomy provides satisfactory results in preventing anastomotic leak, making it a promising approach for this condition.
Researchers found that serum CA19-9 levels correlate with TNM staging and tumor size in patients with pancreatic cancer. The study used ROC curve analysis to evaluate the clinical value of serum CA19-9 levels in predicting respectability, revealing a high accuracy of 93.1% sensitivity and 78.3% specificity.
Researchers have developed a novel method to rapidly select anti-HBV agents for chronic hepatitis B patients with drug resistance. The approach involves replicating clinical HBV isolates in an in vitro model system, allowing for the identification of antiviral agents such as adefovir that can inhibit HBV replication.
A study compared the diagnostic accuracies of endorectal ultrasound and pelvic phased-array magnetic resonance imaging for preoperative staging of rectal carcinoma. The results showed that phased-array MRI was slightly superior in determining transmural invasion depth, but both methods were similar in detecting lymph node metastases.
The study found that high concentrations of serum folate/vitamin B12 are associated with an increased risk of promoter methylation in tumor-specific genes, which is modified by the MTHFR C677T genotype. The results suggest a potential protective effect against colorectal cancer.
Two novel histone deacetylase inhibitors, NVP-LBH589 and NVP-LAQ824, have been shown to suppress the growth of human pancreatic cancer cells and induce apoptosis in vitro and in vivo. Further studies are recommended for their potential treatment.
A study published in World Journal of Gastroenterology found that patients with ineffective oesophageal motility exhibiting different contractile patterns experience distinct symptoms, including heartburn and dysphagia. The research suggests the possibility of tailored treatment strategies for selected IOM patients.
Researchers found that ellagic acid increases programmed cell death and decreases proliferation of pancreatic cancer cells. The compound also reduces the activity of the pro-survival transcription factor NF-kB, which may help overcome resistance to radio and chemotherapies.
The study found that Qianggan-Rongxian decoction can inhibit hepatic fibrosis and prevent the development of cirrhosis in rats. It also showed a significant reduction in serum levels of ALT and AST, indicating liver cell protection.
Researchers investigated the relationship between Dendroaspis natriuretic peptide (DNP) and gastric motility. They found that DNP relaxes gastric antral circular smooth muscle via the cGMP/cGMP-dependent protein kinase pathway, which may help regulate gastrointestinal function.
A new type of stent design prevents bleeding due to mechanical mucosal lesions. Individual stent designing alleviates late complications associated with stent treatment, leading to successful outcomes in palliative stent implantation.
Research found that apoptosis in liver cells leads to decreased total and free choline compound concentrations, but synthetical choline remains unchanged, providing insight into the puzzle of early-stage apoptosis changes.
A patient with bone marrow hypoplasia contracted HCV through blood transfusion, yet maintained normal liver function despite high serum ferritin levels. The study highlights the complex relationship between HCV infection and immune status, suggesting potential for extra-hepatic manifestations such as arthritis and vasculitis.
A new therapeutic option for human hepatocyte cancer has been identified, leveraging parvovirus H-1 oncolytic therapy. The treatment targets p53-deficient tumors and induces apoptosis, potentially overcoming resistance to genotoxic agents.
Researchers found that mirtazapine increased appetite and reversed weight loss, while fluoxetine suppressed food intake and promoted weight loss. These antidepressants had no effect on pancreatic tumor growth.
Researchers found that quadruple therapy is effective in treating H. pylori-related diseases, but side effects can compromise patient compliance. Modifying the regimen or educating patients about side effects can improve treatment outcomes.
Research suggests that electrocautery shovel is a viable alternative to ultrasonically activated scalpel in laparoscopic rectal cancer operations, achieving similar clinic effects while reducing costs. The study's findings support the use of electrocautery shovel in laparoscopic surgery with proper technique and anatomical understanding.
Research reveals T tube patients with duodenal-biliary reflux, sphincter of Oddi hypomotility, and abnormal gastrointestinal hormone secretion. The disorder may cause recurrence of gallstones.
A case of ulcerative colitis complicated by Strongyloides stercoralis infection is reported. The patient's symptoms worsened after corticosteroid treatment, leading to the diagnosis of parasitic infection. Treatment with anti-parasitic drugs resulted in complete recovery.
A study of 236 advanced gastric cancer patients found that the metastatic lymph node ratio is significantly correlated with five-year survival rates and can be used to project survival rates. The MLR also reflects the extent and efficiency of lymphadenectomy.
The study found that rebamipide enema therapy significantly reduced mean fasting period and duration of hospitalization compared to conventional therapy. The degree of ulcer healing also showed a favorable trend, although not statistically significant.
A new endoscopic technique using EMR-L with 3D-EUS has shown promising results in the complete resection of rectal carcinoids. The study demonstrated a significantly higher rate of complete resection compared to traditional EMR-L alone, with a vertical resection margin also increasing.
A study published in the World Journal of Gastroenterology found that Gecko has anti-tumor effects by inducing apoptosis and down-regulating protein expression of VEGF and bFGF. This mechanism may provide a foundation for its effective constituent and offer an alternative to chemotherapy.
A previously asymptomatic man developed a huge peritoneal mass after spontaneous rupture of hepatocellular carcinoma. The association between the metastatic tumor and viral infection, AFP level, or age was lacking due to few reported cases.
Four patients with pre-exposed lamivudine resistance experienced rapid re-emergence of YMDD mutations and significant viral rebound after lamivudine re-treatment. Sequential administration of lamivudine is discouraged in these cases.
A meta-analysis of 22 studies found that endoscopic ultrasound (EUS) is highly accurate in staging gastric cancer, with higher sensitivity and specificity for advanced disease. EUS can help determine the most appropriate treatment approach for patients with gastric cancer, including curative or palliative therapies.
Researchers detected extensive microsatellite alterations in D3S1616, D5S346, D2S123, D3S1300 and D18S58 loci in the metaplasia-dysplasia-adenocarcinoma sequence of Barrett esophagus. These findings suggest that these markers may be useful for early detection of esophageal adenocarcinoma.
A 22-year-old woman swallowed a 12-cm long toothbrush handle, leading to duodenal perforation. Despite failed endoscopic removal, surgery revealed the injury and highlighted the importance of early intervention for gastric foreign body ingestion.
Contrast-enhanced ultrasound (CE-IOUS) outperforms intraoperative ultrasound (IOUS) in characterizing liver tumors by enhancing nodule vascularity and tissue microcirculation. This improves the accuracy of surgeons during hepatic surgeries for cirrhotic livers.
A recent study published in World Journal of Gastroenterology demonstrates that lithium inhibits the proliferation of esophageal squamous cell carcinoma cells by targeting GSK-3beta. This finding suggests a novel possibility for the treatment of esophageal cancer with lithium chloride, providing new hope for patients with this disease.
Research finds that anti-apoptotic Bcl-2 proteins, such as Bcl-xL and Mcl-1, contribute to apoptosis resistance in colorectal cancer cells. Knockdown of these proteins sensitizes CRC cells to chemotherapy and targeted therapies, suggesting a potential new approach to improving treatment outcomes.
Increased intestinal macromolecular permeability and urinary nitrite excretion are associated with liver cirrhosis with ascites. The study suggests that these factors may contribute to the development of encephalopathy in patients with liver cirrhosis.
A study published in World Journal of Gastroenterology found that severe comorbidity is the main factor affecting clinical outcome in very old patients with acute gastrointestinal bleeding. Older patients (over 80 years) experience similar severity and rebleeding rates as younger populations, but higher mortality rates.
A case report describes a patient with stage IV diffuse large B-cell lymphoma (DLBCL) infiltrating the stomach, who responded well to chemotherapy. Endoscopic examination and biopsy confirmed the diagnosis, highlighting the importance of this diagnostic method for suspected gastric DLBCL.
The study found that Curcuma wenyujin essential oil exhibits antiproliferative effects in HepG2 cells by inducing apoptosis, associated with cell cycle arrest and mitochondrial membrane potential loss. The results suggest the potential value of developing ezhu as a chemotherapeutic agent for liver cancer treatment.
A study published in the World Journal of Gastroenterology found that HCV-infected patients without initial liver damage are at risk of fibrosis progression. Factors associated with this development include elevated transaminases, body mass index above 25, and time interval between biopsies.
Researchers found that melatonin rhythm abnormalities worsen as cirrhosis progresses, and abnormal pituitary hormone patterns can predict hepatic encephalopathy development. These findings suggest that melatonin circadian rhythm abnormalities may be an early indicator of liver disease severity.
The study found that GST-pi was highly expressed in neoplastic tissues and exhibited a significant increase in intensity with the grade of dysplasia. In addition, the research revealed unique ultrastructural changes in some cases characterized as mild-grade dysplasia.
Research found that chronic severe hepatitis B patients had significantly lower glucose oxidation rates and higher fat oxidation rates compared to acute hepatitis and cirrhosis patients. Upon recovery, patients showed improved energy metabolism, with increased glucose oxidation rates and decreased fat oxidation rates.
A study found that hospitalized patients with severe co-morbidity and high serum C-reactive protein levels are at higher risk for severe CDAD. The analysis also revealed a 22% rate of severe CDAD, associated with a high 30-day mortality and longer hospital stays.
A 52-year-old woman presented with a rectal mass containing tubulovillous adenoma, high-grade dysplasia, and invasive adenocarcinoma. Histological analysis revealed co-existence of sarcomatoid carcinoma and invasive adenocarcinoma, supporting the monoclonal theory of pathogenesis.
A study of 55 gastrointestinal endoscopists found that 89.1% reported musculoskeletal pain, with severe pain affecting 47.3%. The study suggests different ergonomic mechanisms for symptom development based on experience level, highlighting the need for prevention and management strategies.
A case of false positive octreoscan in Crohn's disease was reported in the World Journal of Gastroenterology, highlighting a potential misdiagnosis. The study found that immunohistochemical studies did not reveal somatostatin receptors in the sample, and no explanation for the abnormal uptake was determined.
A study published in World Journal of Gastroenterology found that HeF A expression levels are significantly higher in multidrug-resistant strains of H. pylori compared to their susceptible counterparts. The HeF A mutant was more susceptible to four out of ten antibiotics, confirming its role in multidrug resistance.
A rare case of lobulated-type inflammatory myoglandular polyp (IMGP) in the ascending colon was reported. The patient experienced hematochezia and was successfully treated with endoscopic polypectomy, showcasing the importance of early diagnosis and treatment.
Researchers tested two Ayurvedic herbs, Curcuma longa and Tinospora cordifolia, in a clinical trial to evaluate their ability to prevent hepatotoxicity. The results showed that the formulation was safe and effective in preventing liver damage, with only 0.06% incidence of mild hepatotoxicity compared to 14% in the control group.
BAMBI overexpression is correlated with aggressive tumor phenotypes and predicts tumor recurrence in CRC. A new active monoclonal anti-BAMBI antibody may offer improved survival for CRC patients and serve as a diagnostic tool.
A recent study on halothane hepatitis in Iran found that a large percentage of cases could have been avoided by following strict guidelines. The researchers suggested avoiding halothane use in female patients with a history of surgery or delivery under general anesthesia to reduce the risk of HH.
A new study combines endoscopic treatment with ursodeoxycholic acid to effectively treat non-transplant patients with biliary cast syndrome. The approach led to normalization of liver function tests and improved symptoms in a 76-year-old diabetic patient.
A study published in the World Journal of Gastroenterology found that gemcitabine-oxaliplatin combined with Huachansu improved the quality of life in patients with advanced gallbladder carcinoma, with a disease control rate of 65.2% and median overall survival of 10.5 months.
Research found that high alpha-catenin expression is associated with increased lymph node involvement and progressive disease in colorectal cancer. Alpha-catenin also showed distinct patterns in tumors of different colon locations, highlighting differences in molecular pathways between proximal and distal colon cancers.
Claudin-1 expression transformation is positively correlated with gastric carcinoma invasiveness and metastasis. The study found that the transformed rate of claudin-1 expression significantly relates to the degree of differentiation and depth of invasion in gastric carcinomas.
A systematic review and meta-analysis found potential benefits of continuous wound infusions of local anaesthetics in reducing opioid consumption after laparotomy for major colorectal surgery. The study highlights the need for future research on this topic, including addressing methodological heterogeneity and cost-effectiveness analysis.
Researchers investigated rebamipide's intestinal permeability and found that an absorption enhancer, C12, increased its absorption in the colon. The study suggests using chitosan capsules as a specific delivery carrier for rebamipide to treat colitis effectively.