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Gastroenterology

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Taipei Global Consensus II (2025): A Practical Guide to Helicobacter pylori Screening and Eradication for Gastric Cancer Prevention
GastroenterologyguidelineHelicobacter pylori

Taipei Global Consensus II (2025): A Practical Guide to Helicobacter pylori Screening and Eradication for Gastric Cancer Prevention

By MedXY|Nov 7, 2025

An evidence-based synthesis of the 2025 Taipei Global Consensus II: 28 statements guiding H. pylori screening, eradication, surveillance and stewardship to reduce gastric cancer at individual and population levels.

Endoscopic Ultrasound–Guided Gastroenterostomy Outperforms Surgical Gastrojejunostomy for Malignant Gastric Outlet Obstruction: randomized trial shows faster recovery, shorter stay and lower costs
GastroenterologyEUS-GEgastric outlet obstruction

Endoscopic Ultrasound–Guided Gastroenterostomy Outperforms Surgical Gastrojejunostomy for Malignant Gastric Outlet Obstruction: randomized trial shows faster recovery, shorter stay and lower costs

By MedXY|Nov 7, 2025

A multicentre randomized trial found EUS-guided gastroenterostomy (EUS-GE) superior to surgical gastrojejunostomy (SGJ) for malignant gastric outlet obstruction—improving oral intake, shortening hospital stay, enhancing quality of life and

ENDURO trial: EUS‑guided gastroenterostomy shortens time to oral intake and matches surgery for palliation of malignant gastric outlet obstruction
Gastroenterologygastric outlet obstructionpalliative care

ENDURO trial: EUS‑guided gastroenterostomy shortens time to oral intake and matches surgery for palliation of malignant gastric outlet obstruction

By MedXY|Nov 7, 2025

A randomized trial (ENDURO) found endoscopic ultrasound‑guided gastroenterostomy (EUS‑GE) enabled earlier resumption of solid food and was non‑inferior to surgical gastrojejunostomy for recurrent obstruction, supporting EUS‑GE as preferred

EUS-Guided Gastroenterostomy Beats Surgical Gastrojejunostomy for Malignant Gastric Outlet Obstruction: Randomised Trial Shows Faster Diet, Shorter Stay and Lower Costs
GastroenterologyEUS-GEgastric outlet obstruction

EUS-Guided Gastroenterostomy Beats Surgical Gastrojejunostomy for Malignant Gastric Outlet Obstruction: Randomised Trial Shows Faster Diet, Shorter Stay and Lower Costs

By MedXY|Nov 7, 2025

A multicentre randomized trial (NCT05548114) found endoscopic ultrasound‑guided gastroenterostomy (EUS‑GE) superior to surgical gastrojejunostomy (SGJ) for malignant gastric outlet obstruction, with faster return to solid diet, shorter hosp

CTNNA1 Truncating Variants Define a Moderate-Penetrance Hereditary Diffuse Gastric Cancer Spectrum — Implications for Testing, Surveillance and Risk Reduction
Gastroenterology

CTNNA1 Truncating Variants Define a Moderate-Penetrance Hereditary Diffuse Gastric Cancer Spectrum — Implications for Testing, Surveillance and Risk Reduction

By MedXY|Nov 7, 2025

Large clinical and functional study shows CTNNA1-truncating variants cause loss of αE-catenin via nonsense-mediated decay, confer substantially elevated risks of diffuse gastric cancer and lobular breast cancer versus general population but

Microbiota, 3‑Hydroxyanthranilic Acid and Dopaminergic Signalling: A New Pathway Linking Obesity to Attention Deficits
Gastroenterologymicrobiomeobesity

Microbiota, 3‑Hydroxyanthranilic Acid and Dopaminergic Signalling: A New Pathway Linking Obesity to Attention Deficits

By MedXY|Nov 7, 2025

A multi-cohort human study with mouse and Drosophila validation implicates gut microbes and the tryptophan metabolite 3‑hydroxyanthranilic acid in modulating attention in obesity, suggesting microbiota-directed interventions could improve c

Location Alone Shouldn’t Drive ESD: French Registry Finds Similar Submucosal Cancer Rates in Large Rectal and Colonic Non‑Pedunculated Polyps
Gastroenterologyendoscopygastroenterology

Location Alone Shouldn’t Drive ESD: French Registry Finds Similar Submucosal Cancer Rates in Large Rectal and Colonic Non‑Pedunculated Polyps

By MedXY|Nov 7, 2025

A multicentre French ESD registry found that, after adjusting for size and morphology, large non‑pedunculated rectal polyps do not have higher rates of submucosal invasive cancer than equivalent colonic lesions; technical outcomes of ESD we

Lean MASLD Is Not Benign: Higher Liver Events and Mortality in Normal-BMI Patients Across Three Large Cohorts
GastroenterologyMASLDMortality

Lean MASLD Is Not Benign: Higher Liver Events and Mortality in Normal-BMI Patients Across Three Large Cohorts

By MedXY|Nov 7, 2025

A pooled analysis of three population cohorts shows lean MASLD carries higher risks of liver-related events and all-cause and liver-related mortality despite lower cardiovascular event risk compared with non-lean MASLD.

PDE5A-Positive Cancer-Associated Fibroblasts Drive Immune Exclusion in Gastric Cancer — Therapeutic Rationale for Combining PDE5 Inhibition with LAG3 Blockade
GastroenterologyGastric Cancerimmunosuppression

PDE5A-Positive Cancer-Associated Fibroblasts Drive Immune Exclusion in Gastric Cancer — Therapeutic Rationale for Combining PDE5 Inhibition with LAG3 Blockade

By MedXY|Nov 7, 2025

Single‑cell and spatial profiling identify a PDE5A+ CAF subset that remodels stroma, activates PI3K/AKT/mTOR–CXCL12 signaling, and recruits exhausted LAG3+ CD8 T cells, promoting immune exclusion in gastric cancer. Vardenafil plus LAG3 bloc

GWAS of Idiopathic Achalasia Reveals a Strong HLA Class II–Mediated Immune Aetiology and T-Cell Involvement
Allergy & Immunology

GWAS of Idiopathic Achalasia Reveals a Strong HLA Class II–Mediated Immune Aetiology and T-Cell Involvement

By MedXY|Nov 7, 2025

A first large GWAS in 4,602 idiopathic achalasia patients implicates class II HLA variation, PTPN22, TNFSF loci and a memory CD8+ T-cell subtype in disease pathogenesis, supporting an immune-mediated aetiology and offering routes for mechan

HBsAg <100 IU/mL Identifies Inactive Chronic HBV Patients with HCC Risk Below Surveillance Threshold
GastroenterologyHBsAgHBV

HBsAg <100 IU/mL Identifies Inactive Chronic HBV Patients with HCC Risk Below Surveillance Threshold

By MedXY|Nov 6, 2025

A large Asian cohort study shows serum HBsAg &lt;100 IU/mL reliably identifies inactive chronic hepatitis B patients whose annual HCC risk is &lt;0.2%, potentially allowing de‑escalation of surveillance and informing partial HBV cure defini

Peginterferon Add‑On to siRNA JNJ‑73763989 Yields Deep HBsAg Declines but Not Durable Off‑Therapy Cure in HBeAg‑Positive CHB: Phase 2 REEF‑IT Results
Gastroenterologyhepatitis BsiRNA

Peginterferon Add‑On to siRNA JNJ‑73763989 Yields Deep HBsAg Declines but Not Durable Off‑Therapy Cure in HBeAg‑Positive CHB: Phase 2 REEF‑IT Results

By MedXY|Nov 6, 2025

In the phase 2 REEF‑IT trial, pegylated interferon‑α2a added to siRNA JNJ‑73763989 produced large HBsAg reductions and transient seroclearance in some untreated HBeAg‑positive patients, but no participant reached the prespecified sustained

Not All ‘Indeterminate’ HBV Is Equal: Specific Indeterminate Types Carry Markedly Higher Long‑Term HCC Risk
Gastroenterologyantiviral therapyHCC risk

Not All ‘Indeterminate’ HBV Is Equal: Specific Indeterminate Types Carry Markedly Higher Long‑Term HCC Risk

By MedXY|Nov 6, 2025

A multinational cohort study of 1,986 patients with indeterminate chronic hepatitis B (CHB) shows large differences in long‑term hepatocellular carcinoma (HCC) risk by baseline indeterminate subtype and by phase transition, identifying subg

Seladelpar Significantly Reduces Itch and Sleep Disturbance in PBC: Pooled Phase 3 Evidence and Clinical Implications
GastroenterologypruritusSclerose cholangite primaria

Seladelpar Significantly Reduces Itch and Sleep Disturbance in PBC: Pooled Phase 3 Evidence and Clinical Implications

By MedXY|Nov 6, 2025

Pooled analysis of the ENHANCE and RESPONSE phase 3 trials shows seladelpar 10 mg reduces pruritus and sleep disturbance in patients with primary biliary cholangitis (PBC) and moderate-to-severe baseline itch versus placebo over 6 months, w

Immune-related adverse events strongly predict early graft rejection after liver transplant in HCC patients treated with checkpoint inhibitors
Gastroenterologygraft rejectionhepatocellular carcinoma

Immune-related adverse events strongly predict early graft rejection after liver transplant in HCC patients treated with checkpoint inhibitors

By MedXY|Nov 6, 2025

A multicentre retrospective cohort found that pretransplant immune-related adverse events (irAEs) markedly increase the risk of early liver allograft rejection after liver transplantation for hepatocellular carcinoma (HCC). IrAEs, short ICI

Understanding Nonceliac Gluten/Wheat Sensitivity: A Global Perspective on a Common But Complex Condition
GastroenterologyGut-brain interactionIrritable Bowel Syndrome

Understanding Nonceliac Gluten/Wheat Sensitivity: A Global Perspective on a Common But Complex Condition

By MedXY|Nov 6, 2025

Nonceliac gluten/wheat sensitivity affects about 1 in 10 people worldwide, with strong links to female sex, psychological distress, and irritable bowel syndrome. This article explores its prevalence, symptoms, challenges in diagnosis, and i

FDA Approves Linzess for Pediatric IBS with Constipation: A New Hope for Children
GastroenterologyconstipationFDA approval

FDA Approves Linzess for Pediatric IBS with Constipation: A New Hope for Children

By MedXY|Nov 6, 2025

The FDA has approved linaclotide (Linzess) for treating irritable bowel syndrome with constipation (IBS-C) in children 7 and older, marking the first official treatment option for pediatric IBS-C.

Therapeutic Plasma Exchange May Improve Transplant-Free Survival in Severe Amatoxin-Associated Acute Liver Failure
Critical CareAcute liver failurehepatic encephalopathy

Therapeutic Plasma Exchange May Improve Transplant-Free Survival in Severe Amatoxin-Associated Acute Liver Failure

By MedXY|Nov 6, 2025

A multinational retrospective cohort found adjunctive plasma exchange was associated with higher 28‑day transplant-free survival in amatoxin-related ALF patients with grade ≥2 hepatic encephalopathy.

Predicting Early Acute Kidney Injury After Liver Transplantation: A Clinically Useful 48‑Hour Risk Model
Gastroenterologyliver transplantationperioperative risk

Predicting Early Acute Kidney Injury After Liver Transplantation: A Clinically Useful 48‑Hour Risk Model

By MedXY|Nov 5, 2025

A single-center study developed and internally validated a 48‑hour post‑liver transplant AKI risk model using five readily available preoperative and intraoperative variables (HE, alcohol cirrhosis, ALBI ≥ −1.78, operation time ≥560 min, an

Exceptional Efficacy of Olverembatinib in a Subtype of Gastrointestinal Stromal Tumors with Marked Improvement in Progression-Free Survival
GastroenterologyLipid Metabolismolverembatinib

Exceptional Efficacy of Olverembatinib in a Subtype of Gastrointestinal Stromal Tumors with Marked Improvement in Progression-Free Survival

By MedXY|Nov 5, 2025

Olverembatinib showed outstanding efficacy in treating succinate dehydrogenase (SDH)-deficient gastrointestinal stromal tumors (GIST), significantly extending median progression-free survival to 25.7 months compared to traditional therapies

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