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Gastroenterology (all articles)

RCT: Olanzapine Improves Nausea and Vomiting Control in Moderately Emetogenic Chemotherapy but Increases Somnolence

7 Sep, 2024 | 19:28h | UTC

Study Design and Population: This phase 3, multicenter, open-label randomized clinical trial involved 560 chemotherapy-naive patients aged 18 years or older with solid malignant tumors. The trial, conducted at three institutes in India, compared the efficacy of adding olanzapine to standard antiemetic therapy in patients receiving moderately emetogenic chemotherapy (MEC) based on oxaliplatin, carboplatin, or irinotecan.

Main Findings: The group receiving olanzapine in addition to standard antiemetic therapy showed significantly higher complete response (CR) rates (91% vs 82%, P = .005) compared to the observation group. The olanzapine group also demonstrated superior control of nausea (96% vs 87%, P < .001) and chemotherapy-induced nausea and vomiting (CINV) (96% vs 91%, P = .02). The use of rescue medications was significantly lower in the olanzapine group. Grade 1 somnolence occurred in 10% of patients receiving olanzapine but was absent in the observation group.

Implications for Practice: The results support the inclusion of olanzapine in antiemetic regimens for MEC to improve CINV outcomes. However, mild somnolence should be considered when prescribing olanzapine as part of antiemetic prophylaxis. Further research could explore dose optimization to minimize adverse effects.

Reference: Ostwal, V. et al. (2024). Olanzapine as antiemetic prophylaxis in moderately emetogenic chemotherapy: a phase 3 randomized clinical trial. JAMA Network Open. DOI: http://doi.org/10.1001/jamanetworkopen.2024.26076

Link: https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2822027

 


RCT: Cold Snare EMR Reduces Major Adverse Events but Increases Residual Adenoma in Large Nonpedunculated Colorectal Polyps – Gastroenterology

25 Aug, 2024 | 11:45h | UTC

Study Design and Population: This multicentric randomized controlled trial (RCT) involved 19 centers in Germany and included 363 patients with 396 large nonpedunculated colorectal polyps (≥20 mm). Participants were randomly assigned to undergo either cold snare endoscopic mucosal resection (EMR) or the traditional hot snare EMR. The study aimed to compare the safety and effectiveness of cold versus hot snare EMR.

Main Findings: Cold snare EMR significantly reduced the incidence of major adverse events (AEs), with a major AE rate of 1.0% compared to 7.9% in the hot snare group. This included significant reductions in perforation and postendoscopic bleeding rates. However, cold snare EMR was associated with a higher rate of residual adenoma at follow-up, with 23.7% of cases compared to 13.8% in the hot snare group. The increased rate of residual adenoma was particularly noted in larger lesions (≥4 cm) and those with high-grade dysplasia.

Implications for Practice: Cold snare EMR offers a safer alternative to hot snare EMR for resecting large nonpedunculated colorectal polyps, particularly in terms of reducing major AEs. However, the higher rate of residual adenoma indicates that cold snare EMR should be used selectively, especially for smaller polyps or less likely to have advanced histology. Further research is needed to refine lesion selection criteria and to explore technical modifications that could improve the efficacy of cold snare EMR.

Reference: Steinbrück, I., et al. (2024). Cold Versus Hot Snare Endoscopic Resection of Large Nonpedunculated Colorectal Polyps: Randomized Controlled German CHRONICLE Trial. Gastroenterology, 167(4), 764–777. http://doi.org/10.1053/j.gastro.2024.05.013

 


Systematic Review: Nasogastric Feeding Increases Diarrhea and Pain Compared to Nasojejunal Feeding in Acute Pancreatitis – BMC Gastroenterol

18 Aug, 2024 | 19:23h | UTC

Study Design and Population: This systematic review and meta-analysis compared the safety and efficacy of nasogastric (NG) versus nasojejunal (NJ) feeding initiated within 48 hours of hospital admission in patients with moderate to severe acute pancreatitis. The analysis included four randomized controlled trials (RCTs) involving a total of 217 patients.

Main Findings: The review found no significant difference in mortality between NG and NJ feeding groups. However, NG feeding was associated with a higher incidence of diarrhea (RR 2.75, P = 0.02) and pain (RR 2.91, P = 0.002). The risk of infection was also higher in the NG group (6.67% vs. 3.33%, P = 0.027). No significant differences were observed in the need for surgical intervention, the requirement for parenteral nutrition, or the success rates of feeding procedures.

Implications for Practice: The findings suggest that while NG feeding does not increase mortality in acute pancreatitis, it is associated with higher rates of certain complications, particularly diarrhea and pain. Clinicians should consider these risks when choosing a feeding strategy for patients with acute pancreatitis, especially within the critical early 48-hour period post-admission.

Reference: Wang M, Shi H, Chen Q, Su B, Dong X, Shi H, Xu S. (2024). Comparative safety assessment of nasogastric versus nasojejunal feeding initiated within 48 hours post-admission versus unrestricted timing in moderate or severe acute pancreatitis: a systematic review and meta-analysis. BMC Gastroenterology, 24(207), 1-11. DOI: 10.1186/s12876-024-03290-z.

 


Randomized Noninferiority Trial: Oral Vonoprazan Noninferior to IV Proton Pump Inhibitors in Preventing Rebleeding of High-Risk Peptic Ulcers – Gastroenterology

18 Aug, 2024 | 18:32h | UTC

Study Design and Population: This multicenter, randomized, open-label, noninferiority trial was conducted in Thailand across six centers, including both university and community hospitals. A total of 194 patients with high-risk peptic ulcer (PU) bleeding who had achieved successful endoscopic hemostasis were randomized to receive either vonoprazan or intravenous proton pump inhibitors (PPI). The study aimed to compare the efficacy of vonoprazan, a potassium-competitive acid blocker, with that of high-dose PPIs in preventing rebleeding.

Main Findings: The trial found that the 30-day rebleeding rate in the vonoprazan group was 7.1%, compared to 10.4% in the PPI group. This demonstrated noninferiority of vonoprazan within a 10% margin (risk difference: -3.3%, 95% CI: -11.2 to 4.7; P < .001). The 3-day and 7-day rebleeding rates were also noninferior. Secondary outcomes, including mortality rates, the need for rescue therapy, blood transfusion requirements, and length of hospital stay, were comparable between the two groups. Adverse events were similar in both groups.

Implications for Practice: Vonoprazan presents a viable alternative to intravenous PPIs for preventing rebleeding in patients with high-risk PU after endoscopic hemostasis. The availability of vonoprazan in oral form could potentially reduce hospital stays. However, further studies in multiethnic populations are needed to confirm these findings and assess the cost-effectiveness of vonoprazan in this setting.

Reference: Geeratragool T, Kaosombatwattana U, Boonchote A, et al. (2024). Comparison of Vonoprazan Versus Intravenous Proton Pump Inhibitor for Prevention of High-Risk Peptic Ulcers Rebleeding After Successful Endoscopic Hemostasis: A Multicenter Randomized Noninferiority Trial. Gastroenterology, -(-), 1-10. DOI: https://doi.org/10.1053/j.gastro.2024.03.036.

 


IDSA 2024 Guidelines for Managing Complicated Intra-abdominal Infections – Clin Infect Dis

10 Aug, 2024 | 22:10h | UTC

Introduction: The Infectious Diseases Society of America (IDSA) has updated its clinical practice guidelines for managing complicated intra-abdominal infections in adults, children, and pregnant individuals. The update focuses on risk assessment, diagnostic imaging, and microbiological evaluation, with recommendations grounded in systematic literature reviews and the GRADE approach for rating evidence.

Key Points:

1 – Risk Stratification:

– For adults with complicated intra-abdominal infections, the APACHE II score is recommended for risk stratification within 24 hours of hospital or ICU admission. The WSES Sepsis Severity Score is an acceptable alternative.

– No specific severity scoring system is recommended for pediatric patients.

2 – Diagnostic Imaging for Appendicitis:

– In non-pregnant adults, CT is suggested as the initial imaging modality for suspected acute appendicitis.

– For children, an abdominal ultrasound (US) is preferred initially, with MRI or CT recommended if the US is inconclusive.

– In pregnant individuals, US or MRI can be considered, with MRI suggested if initial US results are inconclusive.

3 – Imaging for Acute Cholecystitis and Cholangitis:

– For non-pregnant adults, US is recommended initially. If inconclusive, a CT scan is suggested.

– For pregnant individuals, US or MRI can be used, but the guidelines do not specify a preferred modality due to a knowledge gap.

4 – Blood Cultures:

– Blood cultures are recommended in adults and children with suspected intra-abdominal infections presenting with severe symptoms such as hypotension or tachypnea, especially when antibiotic-resistant organisms are a concern.

– Routine blood cultures are not recommended for patients without these risk factors.

5 – Intra-abdominal Fluid Cultures:

– In complicated intra-abdominal infections requiring source control procedures, obtaining intra-abdominal cultures is advised to guide antimicrobial therapy.

– In uncomplicated appendicitis cases, routine cultures are not recommended unless the patient is immunocompromised or complicated disease is suspected during surgery.

Conclusion: These guidelines provide evidence-based recommendations to improve the management of complicated intra-abdominal infections, emphasizing appropriate risk stratification, targeted diagnostic imaging, and the selective use of cultures to guide therapy.

Reference: Bonomo, R. A., et al. (2024). “2024 Clinical Practice Guideline Update by the Infectious Diseases Society of America on Complicated Intra-abdominal Infections: Risk Assessment, Diagnostic Imaging, and Microbiological Evaluation in Adults, Children, and Pregnant People.” Clinical Infectious Diseases. DOI: 10.1093/cid/ciae346.

 


RCT: Tirzepatide Significantly Improves MASH Resolution Without Worsening Fibrosis Over 52 Weeks – N Engl J Med

10 Aug, 2024 | 19:53h | UTC

Study Design and Population: This phase 2, multicenter, double-blind, randomized, placebo-controlled trial evaluated the efficacy and safety of tirzepatide in 190 participants with biopsy-confirmed metabolic dysfunction-associated steatohepatitis (MASH) and moderate to severe liver fibrosis (stage F2 or F3). Participants were assigned to receive subcutaneous tirzepatide (5 mg, 10 mg, or 15 mg) or placebo weekly for 52 weeks.

Main Findings: Tirzepatide significantly improved MASH resolution without worsening fibrosis compared to placebo. Resolution rates were 44% for 5 mg, 56% for 10 mg, and 62% for 15 mg, versus 10% for placebo. Improvement in fibrosis stage without worsening MASH was also higher in tirzepatide groups (51-55%) than in the placebo group (30%). The most common adverse events were mild to moderate gastrointestinal symptoms.

Implications for Practice: Tirzepatide shows promise as a treatment for MASH with moderate to severe fibrosis, significantly improving disease resolution without worsening fibrosis. However, further research with larger and longer trials is needed to confirm these findings and evaluate long-term safety.

Reference: Loomba, R., Hartman, M. L., Lawitz, E. J., et al. (2024). Tirzepatide for Metabolic Dysfunction-Associated Steatohepatitis with Liver Fibrosis. New England Journal of Medicine, 391(4), 299-310. DOI: 10.1056/NEJMoa2401943.

 


Phase 2 Trial: Survodutide Improves MASH Without Worsening Fibrosis, But Increases GI Side Effects – N Engl J Med

10 Aug, 2024 | 19:47h | UTC

Study Design and Population: This 48-week, phase 2 randomized trial evaluated the efficacy and safety of survodutide, a dual agonist of the glucagon and GLP-1 receptors, in 293 adults with biopsy-confirmed metabolic dysfunction-associated steatohepatitis (MASH) and fibrosis (F1-F3 stages). Participants were randomized to receive weekly injections of survodutide (2.4, 4.8, or 6.0 mg) or placebo.

Main Findings: Survodutide significantly improved MASH without worsening fibrosis compared to placebo, with 47% to 62% of participants in the survodutide groups achieving histologic improvement versus 14% in the placebo group. A reduction in liver fat content by at least 30% was observed in 57% to 67% of participants receiving survodutide, compared to 14% in the placebo group. However, adverse events such as nausea, diarrhea, and vomiting were more common with survodutide.

Implications for Practice: The findings suggest that survodutide could be a promising treatment for MASH, with potential benefits for liver histology and fat content. However, the increased gastrointestinal side effects warrant careful consideration in future phase 3 trials to better evaluate the drug’s safety profile and long-term efficacy.

Reference: Sanyal AJ, Bedossa P, Fraessdorf M, et al. (2024). A Phase 2 Randomized Trial of Survodutide in MASH and Fibrosis. New England Journal of Medicine, 391(4), 311-319. DOI: 10.1056/NEJMoa2401755.

 


FDA grants approval for Colosense, a noninvasive stool RNA-based test for colorectal cancer screening

11 May, 2024 | 17:48h | UTC

Geneoscopy, Inc. announced that the U.S. Food and Drug Administration (FDA) has approved ColoSense™, a noninvasive stool RNA-based test for colorectal cancer (CRC) screening in adults aged 45 and older who are at average risk for CRC.

 

Test Performance and Specifications:

Sensitivity and Specificity: In the CRC-PREVENT trial, ColoSense demonstrated a sensitivity of 93% for detecting colorectal cancer and 45% sensitivity for detecting advanced adenomas (AA).

Technology: ColoSense employs a multi-target stool RNA (mt-sRNA) approach, detecting colorectal neoplasia-associated RNA markers and occult hemoglobin. This method is designed to overcome variability in test performance that can occur with age-related changes in other biomarkers.

Breakthrough Device Designation: The test has been designated as a Breakthrough Device by the FDA, acknowledging its potential to offer more effective diagnosis compared to existing methods.

Accessibility: ColoSense is intended to facilitate increased screening uptake by providing a noninvasive alternative to traditional colonoscopy, particularly among populations reticent about invasive procedures.

 

Clinical Application:

Screening Recommendations: Approved for individuals at typical average risk for CRC, ColoSense aligns with updated screening guidelines that recommend starting CRC screening at age 45.

Role in Screening Strategy: ColoSense is indicated for use as a screening tool but is not intended to replace diagnostic or surveillance colonoscopy in individuals at high risk for CRC.

 

Geneoscopy is working towards a commercial launch of ColoSense in collaboration with Labcorp (NYSE: LH), aiming to make the test available by late 2024 or early 2025. (link to news release)

 


Cohort Study: Extending colonoscopy intervals to 15 years seems feasible in after a negative initial test in individuals without family history of CRC – JAMA Oncol

6 May, 2024 | 06:25h | UTC

This cohort study analyzed Swedish register-based data, examining colorectal cancer (CRC) diagnoses and CRC-specific mortality. The study included 110,074 individuals with a negative first colonoscopy (exposed group) and 1,981,332 matched controls, from 1990 to 2018. Participants were aged 45 to 69 at initial screening and were followed for up to 29 years.

During the follow-up, 484 new CRC cases and 112 CRC-specific deaths occurred in the exposed group. The study found significantly lower risks of CRC and CRC-specific death in the exposed group compared to controls over 15 years. The data suggest extending the screening interval from 10 to 15 years could miss only 2 CRC cases and prevent 1 CRC-specific death per 1,000 individuals while potentially reducing unnecessary colonoscopies.

The findings suggest that for individuals with no family history of CRC and a negative initial screening, the standard 10-year colonoscopy interval could safely be extended to 15 years. This adjustment could decrease the number of invasive procedures without significantly impacting cancer incidence and mortality, optimizing resource allocation and reducing patient burden.

 

Reference (link to abstract – $ for full-text):

Qunfeng Liang et al. (2024). Longer Interval Between First Colonoscopy With Negative Findings for Colorectal Cancer and Repeat Colonoscopy. JAMA Oncol., Published online May 2, 2024. DOI: 10.1001/jamaoncol.2024.0827.

 


Systematic Review: Comparing antibiotic treatment vs. appendectomy for the initial treatment of uncomplicated appendicitis – Cochrane Library

4 May, 2024 | 13:09h | UTC

Study Design and Population:

This Cochrane review analyzed 13 randomized controlled trials involving 3,358 participants to compare the efficacy of antibiotic treatment versus appendectomy in managing uncomplicated acute appendicitis. The included studies predominantly involved adult participants and utilized broad-spectrum antibiotics, with interventions ranging from open to predominantly laparoscopic appendectomy. Data collection spanned from hospital admission to up to seven years, with studies conducted across various global regions, including Asia, Europe, and North America.

 

Main Findings:

The primary outcomes revealed that antibiotic treatment might slightly increase the risk of unsuccessful treatment with 76 additional unsuccessful cases per 1,000 individuals compared to surgery, though these results did not reach clinical significance. Antibiotics reduced wound infections but possibly increased the average hospital stay by half a day. About 30.7% of participants treated with antibiotics required an appendectomy within one year. Secondary outcomes showed very uncertain evidence on antibiotics’ effect on intra-abdominal abscess or reoperation rates, and a slight increase in negative appendectomy rates was observed.

 

Implications for Practice:

The findings suggest that while antibiotics could serve as an initial treatment to avoid surgery in two-thirds of cases annually, a significant portion may still require surgical intervention. This information is crucial for clinicians in making informed treatment decisions, particularly considering patient preferences and the risk of surgery. Further research is needed to explore long-term outcomes and identify patient subgroups that may benefit most from either treatment.

 

Reference (link to abstract – $ for full-text):

Doleman B, Fonnes S, Lund JN, et al. (2024). Appendectomy versus antibiotic treatment for acute appendicitis. Cochrane Database of Systematic Reviews, (April 29), CD015038.pub2. DOI: https://doi.org/10.1002/14651858.CD015038.pub2.

 


RCT: Olezarsen effectively reduces triglyceride levels and pancreatitis episodes in familial chylomicronemia Syndrome

28 Apr, 2024 | 16:47h | UTC

This phase 3, double-blind, placebo-controlled trial evaluated olezarsen in 66 patients with familial chylomicronemia syndrome. Participants received 80 mg or 50 mg of olezarsen or a placebo subcutaneously every 4 weeks for 49 weeks. The study found significant reductions in fasting triglyceride levels at the 6-month mark in the 80 mg olezarsen group compared to the placebo (-43.5 percentage points), with a similar trend observed in apolipoprotein C-III levels. Furthermore, the incidence of acute pancreatitis was significantly lower in both olezarsen groups compared to placebo by the 53-week endpoint. The findings suggest olezarsen as a potent therapy for reducing triglyceride levels and preventing pancreatitis in this population.

 

Reference (link to abstract – $ for full-text):

Erik S.G. Stroes et al. (2024). Olezarsen, Acute Pancreatitis, and Familial Chylomicronemia Syndrome. New England Journal of Medicine, Volume (Issue), Pages. DOI: 10.1056/NEJMoa2400201

 


ACG Guideline: Management of Acute Pancreatitis

20 Mar, 2024 | 21:49h | UTC

This guideline, crafted by the American College of Gastroenterology, provides essential strategies for managing acute pancreatitis, offering a concise overview of diagnosis, treatment, and prevention recommendations for healthcare professionals. Here is a summary of the key information contained in the document:

 

  1. Introduction and Epidemiology: Acute pancreatitis (AP) is one of the most common gastrointestinal diseases leading to hospitalization in the United States, with about 300,000 admissions annually and a cost of over 2.5 billion dollars. The incidence of AP has been increasing annually, although the mortality rate has remained stable due to advancements in management.
  2. Etiology and Diagnosis: AP is typically caused by gallstones and alcohol consumption. Diagnosis is made based on the presence of two of the following three criteria: characteristic abdominal pain, serum amylase and/or lipase levels more than three times the upper limit of normal, and/or characteristic findings on abdominal imaging.
  3. Initial Management and Hydration: Initial management emphasizes the importance of moderate to aggressive intravenous hydration, preferably with lactated Ringer’s solution over normal saline, due to its potential benefit in reducing systemic inflammation and preventing complications.
  4. Nutrition: Patients with mild AP are encouraged to start early oral feeding within 24 to 48 hours as tolerated, preferring a low-fat solid diet over a progressive approach from liquids to solids.
  5. Management of Complications: The document addresses the management of complications such as pancreatic necrosis, suggesting the use of antibiotics only in cases of infected necrosis and highlighting a preference for minimally invasive methods of debridement and necrosectomy.
  6. Prevention of Recurrence and Role of ERCP: To prevent recurrences in biliary pancreatitis, cholecystectomy is recommended. In selected cases of acute biliary pancreatitis without cholangitis, medical therapy is preferred over early ERCP.
  7. Use of Antibiotics: The guidelines discourage the prophylactic use of antibiotics in cases of severe AP without evidence of infection, due to the lack of demonstrated benefit and potential risks.

 

Tenner, S. et al (2024). American College of Gastroenterology Guidelines: Management of Acute Pancreatitis. The American Journal of Gastroenterology, 119(3), 419-437. https://doi.org/10.14309/ajg.0000000000002645


Clinical validation of a cell-free DNA test for colorectal cancer screening: sensitivity and specificity analysis

20 Mar, 2024 | 19:16h | UTC

Study Design and Population: This study conducted a clinical validation of a cell-free DNA (cfDNA) blood-based test to screen for colorectal cancer in a cohort of 10,258 individuals, 7,861 of whom met the eligibility criteria and were evaluable. The research aimed to assess the test’s performance by comparing its sensitivity for detecting colorectal cancer and its specificity for identifying advanced neoplasia (including colorectal cancer or advanced precancerous lesions) against the outcomes of screening colonoscopy, a standard procedure.

Main Findings: The cfDNA test demonstrated a sensitivity of 83.1% for detecting colorectal cancer, with stage-specific sensitivities of 87.5% for stages I-III cancers. However, its sensitivity for identifying advanced precancerous lesions was notably lower at 13.2%. On the specificity front, the test showed an 89.6% ability to correctly identify individuals without any advanced colorectal neoplasia and had an overall specificity of 89.9% for those with a negative colonoscopy result, indicating no presence of colorectal cancer, advanced precancerous lesions, or non-advanced precancerous lesions.

Implications for Practice: The cfDNA blood-based test presents a promising tool for colorectal cancer screening, boasting substantial sensitivity for colorectal cancer detection and high specificity for advanced neoplasia. Its non-invasive nature could potentially enhance screening adherence, facilitating earlier cancer detection and possibly reducing colorectal cancer-related mortality. However, the test’s low sensitivity for advanced precancerous lesions suggests a need for further research and development to improve early detection capabilities.

Reference: Chung, D.C. et al. A Cell-free DNA Blood-Based Test for Colorectal Cancer Screening. Journal Name, Volume(Issue), Pages. Access the study here: [Link]


RCT: Effectiveness of mechanical and oral antibiotic bowel preparation in reducing postoperative complications in elective rectal resection

20 Mar, 2024 | 18:18h | UTC

Study Design and Population

This double-blind, placebo-controlled randomized clinical trial was conducted at three university hospitals in Finland, involving 565 patients aged 18 years and older undergoing elective rectal resection with primary anastomosis for tumors 15 cm or less from the anal verge, as determined by magnetic resonance imaging. Participants were allocated in a 1:1 ratio to either the mechanical and oral antibiotic bowel preparation (MOABP) group, receiving neomycin and metronidazole orally, or to the mechanical bowel preparation (MBP) plus placebo group, with all interventions occurring the day before surgery alongside standard preoperative intravenous antibiotics.

Main Findings

The study found that patients in the MOABP group experienced significantly fewer postoperative complications, with a median Comprehensive Complication Index significantly lower than that of the MBP plus placebo group. Additionally, the MOABP group showed reduced rates of surgical site infections (SSIs) and anastomotic dehiscence compared to the control group, demonstrating a clear benefit in postoperative outcomes.

Implications for Practice

The results of this trial suggest that incorporating oral antibiotics with mechanical bowel preparation prior to elective rectal resection significantly reduces postoperative complications, including SSIs and anastomotic dehiscence. Therefore, MOABP should be adopted as the standard regimen for patients undergoing these procedures to improve postoperative outcomes and reduce the burden of complications. This evidence underscores the importance of updating surgical protocols to include this preparation strategy.

Reference

Laura Koskenvuo et al. (2024). Randomized Clinical Trial: Effectiveness of Mechanical and Oral Antibiotic Bowel Preparation in Reducing Postoperative Complications in Elective Rectal Resection. JAMA Surg, Published online March 20, 2024. DOI: 10.1001/jamasurg.2024.0184. Access the study here: [Link]


Phase 2 RCT: Low-dose aspirin significantly reduces hepatic fat in MASLD patients without cirrhosis

20 Mar, 2024 | 17:48h | UTC

Study Design and Population: This phase 2, randomized, double-blind, placebo-controlled clinical trial was carried out over six months at a single hospital in Boston, Massachusetts. The study included 80 participants aged 18 to 70 years diagnosed with metabolic dysfunction–associated steatotic liver disease (MASLD) but without cirrhosis. Participants were randomly assigned to receive either 81 mg of daily aspirin (n=40) or placebo (n=40).

Main Findings: The trial revealed that aspirin significantly reduced the mean absolute change in hepatic fat content by -10.2% compared with placebo, as measured by proton magnetic resonance spectroscopy (MRS), with a statistically significant difference (P=0.009). Furthermore, aspirin treatment notably decreased relative hepatic fat content, increased the proportion of patients achieving a 30% or greater reduction in hepatic fat, and reduced both absolute and relative hepatic fat content as assessed by magnetic resonance imaging proton density fat fraction (MRI-PDFF). Adverse events were mostly minor, with upper respiratory infections and arthralgias being the most common.

Implications for Practice: These findings suggest that low-dose aspirin may be an effective intervention for reducing liver fat in adults with MASLD without cirrhosis, potentially offering a simple, accessible treatment option. However, the results are preliminary and call for further confirmation in larger, more diverse populations. The study underscores the importance of considering low-dose aspirin as part of management strategies for MASLD, pending further research.

Reference

Simon TG et al. (2024). Randomized Clinical Trial: Low-Dose Aspirin Significantly Reduces Hepatic Fat in MASLD Patients Without Cirrhosis. JAMA, 331(11), 920-929. DOI: 10.1001/jama.2024.1215. Access the study here: [Link]


Prospective Study: Enhanced detection of colorectal cancer and precancerous lesions with next-generation stool DNA testing

20 Mar, 2024 | 17:41h | UTC

Study Design and Population:

This prospective study evaluated the efficacy of a next-generation multitarget stool DNA test for colorectal cancer screening in asymptomatic adults aged 40 and older. The study encompassed 20,176 participants undergoing screening colonoscopy to determine the test’s sensitivity and specificity in detecting colorectal cancer and advanced neoplasia, including advanced precancerous lesions.

Main Findings:

The next-generation stool DNA test demonstrated a sensitivity of 93.9% for detecting colorectal cancer and a specificity of 90.6% for advanced neoplasia, significantly outperforming the fecal immunochemical test (FIT) in sensitivity for both colorectal cancer and advanced precancerous lesions. However, the test showed slightly lower specificity for advanced neoplasia compared to FIT. No adverse events were reported, indicating the test’s safety for screening purposes.

Implications for Practice:

The findings suggest that the next-generation multitarget stool DNA test offers a superior option for colorectal cancer screening, with significantly higher sensitivity for detecting cancer and advanced precancerous lesions than the currently available FIT. This advance in non-invasive screening technology could lead to earlier detection and treatment of colorectal cancer, potentially improving patient outcomes. Further research may focus on optimizing the balance between sensitivity and specificity to enhance the clinical utility of stool DNA testing.

Reference:

Imperiale, T. F.et al, & BLUE-C Study Investigators (2024). Next-Generation Multitarget Stool DNA Test for Colorectal Cancer Screening. N Engl J Med, 390(11), 984-993. DOI: 10.1056/NEJMoa2310336.


Perspective | Clinicians debate the usefulness of NAFLD name change

11 Aug, 2023 | 15:39h | UTC

Clinicians debate the usefulness of NAFLD name change – MDedge

Original article: From NAFLD to MASLD | New consensus changes fatty liver disease terminology to avoid stigmatization

 


Cohort Study | Moderate to heavy drinking linked to increased risk of early-onset colorectal cancer

9 Aug, 2023 | 15:27h | UTC

Sex and Tumor-Site Differences in the Association of Alcohol Intake With the Risk of Early-Onset Colorectal Cancer – Journal of Clinical Oncology

Commentary: Association of Alcohol Intake With Risk of Early-Onset Colorectal Cancer – The ASCO Post

 

Commentary on Twitter

 


M-A | Percutaneous catheter drainage superior to needle aspiration for liver abscess treatment success

9 Aug, 2023 | 15:12h | UTC

Percutaneous catheter drainage versus percutaneous needle aspiration for liver abscess: a systematic review, meta-analysis and trial sequential analysis – BMJ Open

 


Proposed algorithm for appropriate fluid management in acute pancreatitis

8 Aug, 2023 | 13:33h | UTC

Fluid treatment in acute pancreatitis: a careful balancing act – British Journal of Surgery

Related:

Update on the management of acute pancreatitis – Current Opinion in Critical Care

Intravenous fluid therapy in patients with severe acute pancreatitis admitted to the intensive care unit: a narrative review – Intensive Care Medicine

Aggressive or Moderate Fluid Resuscitation in Acute Pancreatitis – New England Journal of Medicine

Acute Pancreatitis: Diagnosis and Treatment – Drugs

Revised Clinical Practice Guidelines of the Korean Pancreatobiliary Association for Acute Pancreatitis – Gut and Liver

Guidelines for the management of patients with severe acute pancreatitis, 2021 – Anaesthesia Critical Care & Pain Medicine

Evidence-Based Disposition of Acute Pancreatitis – emDocs

2019 WSES guidelines for the management of severe acute pancreatitis – World Journal of Emergency Surgery

American Gastroenterological Association Institute Guideline on Initial Management of Acute Pancreatitis

Pancreatitis – National Institute for Health and Care Excellence

The optimal timing and intervention to reduce mortality for necrotizing pancreatitis: a systematic review and network meta-analysis – World Journal of Emergency Surgery

Long-term follow-up of a RCT | Endoscopic versus surgical step-up approach for infected necrotizing pancreatitis.

RCT: Immediate drainage did not improve outcomes compared to postponed intervention in patients with infected necrotizing pancreatitis.

An Endoscopic Transluminal Approach, Compared With Minimally Invasive Surgery, Reduces Complications and Costs for Patients With Necrotizing Pancreatitis – Gastroenterology

Research: Endoscopic or Surgical Step-up Approach for Infected Necrotising Pancreatitis

Evidence-Based Approach to the Surgical Management of Acute Pancreatitis – The Surgery Journal

 


Clinical Trial Update | Long-term Givosiran treatment shows sustained acute hepatic porphyria symptom improvement

8 Aug, 2023 | 13:05h | UTC

Efficacy and safety of givosiran for acute hepatic porphyria: Final results of the randomized phase III ENVISION trial – Journal of Hepatology

Original Study: Phase 3 Trial of RNAi Therapeutic Givosiran for Acute Intermittent Porphyria – New England Journal of Medicine

 


Review | Diagnosis and management of ascites, spontaneous bacterial peritonitis, and hepatorenal syndrome

4 Aug, 2023 | 11:50h | UTC

Diagnosis and management of ascites, spontaneous bacterial peritonitis, and hepatorenal syndrome – Cleveland Clinic Journal of Medicine

 


ACP Guidance | Asymptomatic CRC screening advised from age 50 with fecal occult blood test every 2 years or colonoscopy every 10 years

3 Aug, 2023 | 13:48h | UTC

Screening for Colorectal Cancer in Asymptomatic Average-Risk Adults: A Guidance Statement From the American College of Physicians – Annals of Internal Medicine

News Release: ACP issues updated guidance for colorectal cancer screening of asymptomatic adults – American College of Physicians

Commentary: Start screening for colorectal cancer at age 50 years, ACP suggests – ACP Internist

Summary for Patients: Screening for Colorectal Cancer in Asymptomatic Average-Risk Adults – Annals of Internal Medicine

 


Review | Non-alcoholic fatty liver disease: pathophysiological concepts and treatment options

1 Aug, 2023 | 14:19h | UTC

Non-alcoholic fatty liver disease: pathophysiological concepts and treatment options – Cardiovascular Research

Related:

From NAFLD to MASLD | New consensus changes fatty liver disease terminology to avoid stigmatization

Nonalcoholic fatty liver disease from a primary care perspective – Diabetes, Obesity and Metabolism

AASLD practice guidance on the clinical assessment and management of nonalcoholic fatty liver disease – Hepatology

Management of NAFLD in primary care settings – Liver International

Updated S2k Clinical Practice Guideline on Non-alcoholic Fatty Liver Disease (NAFLD) issued by the German Society of Gastroenterology, Digestive and Metabolic Diseases (DGVS) – Zeitschrift für Gastroenterologie

AGA Clinical Practice Update | Diagnosis and management of nonalcoholic fatty liver disease in lean individuals.

Quality standards for the management of non-alcoholic fatty liver disease (NAFLD): consensus recommendations from the British Association for the Study of the Liver and British Society of Gastroenterology NAFLD Special Interest Group – The Lancet Gastroenterology & Hepatology (free registration required)

Nonalcoholic Fatty Liver Disease and Cardiovascular Risk: A Scientific Statement From the American Heart Association – Arteriosclerosis, Thrombosis, and Vascular Biology

Advancing the global public health agenda for NAFLD: a consensus statement – Nature Reviews Gastroenterology & Hepatology

Clinical Care Pathway for the Risk Stratification and Management of Patients With Nonalcoholic Fatty Liver Disease – Gastroenterology

Non-alcoholic fatty liver disease: A patient guideline – JHEP Reports

 


RCT | Bictegravir regimen noninferior to dolutegravir regimen in HIV-1, HBV co-infection treatment

31 Jul, 2023 | 14:00h | UTC

Bictegravir, emtricitabine, and tenofovir alafenamide versus dolutegravir, emtricitabine, and tenofovir disoproxil fumarate for initial treatment of HIV-1 and hepatitis B coinfection (ALLIANCE): a double-blind, multicentre, randomised controlled, phase 3 non-inferiority trial – The Lancet HIV (free registration required)

 


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