Comparison of Mortality and Postoperative Complications Between Open and Laparoscopic Repair of Perforated Peptic Ulcer: An Umbrella Review.

Perforated peptic ulcer (PPU) is one of the common complications of peptic ulcers. Open repair (OR) is the traditional surgical treatment for this condition, but with advances in laparoscopic and minimally invasive surgery, laparoscopic repair (LR) has gained popularity. Many studies have compared the effectiveness of OR vs.

Association of Tramadol Versus Codeine Prescriptions with all-cause mortality and cardiovascular diseases among patients with osteoarthritis: a systematic review and meta-analysis of propensity score-matched population-based cohort studies.

Background: Today, the prescription of tramadol in patients with osteoarthritis (OA) has increased significantly, which can be associated with serious consequences. Contradictory results have been reported regarding the association of tramadol versus codeine with the risk of all-cause mortality (ACM) and cardiovascular diseases (CVD).

Methods: This systematic review and meta-analysis aimed to evaluate, for the first time, the association of tramadol versus codeine with the risk of ACM and CVD in OA patients for the first time.

The prevalence of obesity and underweight in celiac patients at the time of diagnosis: a systematic review and meta-analysis.

Background: This study aimed to estimate the prevalence of obesity, overweight, and underweight in celiac disease (CD) at diagnosis before starting the Gluten-free diet (GFD).

Methods: A comprehensive search was conducted in PubMed, Embase, Scopus, and Web of Science until July 2024 to find the cross-sectional and longitudinal studies that measured the body mass index (BMI) in CD patients at diagnosis. The risk of bias assessment was conducted using the Newcastle-Ottawa Quality Assessment scale.

The long-term impact of bariatric surgery on psoriasis symptoms and severity: a prospective observational study.

Background: Psoriasis is a common immune-mediated inflammatory skin disease associated with various comorbidities, including obesity.

Objective: This study aimed to investigate changes to psoriasis symptoms, severity, and treatment agents in patients undergoing Metabolic and Bariatric Surgery (MBS).

Setting: Rasool-E Akram University Hospital.

Assessment of Alvarado criteria, ultrasound, CRP, and their combination in patients with suspected acute appendicitis: a single centre study.

Background: Acute appendicitis (AA) is one of the most common reasons for visiting the emergency room. The lack of proper diagnosis and rapid treatment of AA may lead to severe complications such as intestinal perforation and increased mortality. This study aimed to evaluate the diagnostic accuracy of the Alvarado criteria, ultrasound, and CRP criteria in comparison with their combined use in patients with suspected AA who presented to the emergency room.

Effect of metformin (vs. placebo or sulfonylurea) on all-cause and cardiovascular mortality and incident cardiovascular events in patients with diabetes: an umbrella review of systematic reviews with meta-analysis.

Purpose: The current umbrella review aimed to evaluate the effect of metformin on all-cause mortality (ACM), cardiovascular mortality, and cardiovascular disease (CVD) incidence in DM patients.

Methods: PubMed, Scopus, Cochrane, Google Scholar, and Web of Science databases were searched with special keywords. Related studies were included after screening by two independent investigators based on title and full texts.

Predictors of health-related quality of life after total knee arthroplasty: a case-control study.

Total knee arthroplasty (TKA) improves patients' Health-related quality of life (HRQoL) compared to before surgery. However, based on our knowledge, the improvement in HRQoL after TKA, which depends on various factors, has yet to be investigated compared to healthy people. This study aimed to evaluate the HRQoL of patients compared to healthy people and the factors affecting the HRQoL after TKA.

Association between prenatal vitamin D deficiency with dental caries in infants and children: a systematic review and meta-analysis.

Prenatal vitamin D (PVD) is a vital micronutrient for dental caries (DCs). The association between prenatal vitamin D deficiencies (PVDD) and DCs in children has been conflicting in different reports. This meta-analysis aimed to investigate the association between PVDD and DCs in children for the first time.

Association of tramadol use with risk of hip fractures in patients with osteoarthritis: A systematic review and meta-analysis of observational studies.

Objective: Many studies have reported conflicting results for the use of tramadol with the risk of fractures, especially hip fractures. This systematic review and meta-analysis study aimed to evaluate the association of tramadol use versus codeine use with the risk of hip fracture for the first time.

Methods: PubMed, Scopus, Google Scholar, and Web of Science databases were searched with specific keywords to find studies that examined the association of tramadol use with hip fracture risk in patients with osteoarthritis up to May 2023.

Effect of ABO blood group on postoperative overall survival and recurrence-free survival rate in patients with hepatocellular carcinoma after hepatectomy: a multi-center retrospective cohort study.

Background: Hepatocellular carcinoma (HCC) is one of the most common malignancies worldwide. The survival rate after hepatectomy as the first line of treatment for HCC depends on various factors. This study evaluated the association of the ABO blood group and Rh with overall survival (OS) and Recurrence-free survival (RFS) rate after hepatectomy.

Vitamin B12 deficiency after total gastrectomy for gastric cancer, prevalence, and symptoms: a systematic review and meta-analysis.

Purpose: Nutrient deficiency is one of the common complications in patients who undergo gastrectomy, especially those vitamins and minerals absorbed in the stomach or by substances in the gastric juice, such as vitamin B12. Hence, this systematic review and meta-analysis were conducted for the first time to investigate the prevalence of vitamin B12 deficiency and its symptoms in gastric cancer (GC) patients who underwent gastrectomy.

Method: PubMed, Scopus, Google Scholar, and Web of Science databases were searched to find related studies.

The Association between ABO Blood Group and the Risk of Colorectal Cancer: A Systematic Literature Review and Meta-Analysis.

Introduction: Recently, studies have investigated the relationship between blood types and cancers. Contradictory results regarding the relationship between blood group type and colorectal cancer(CC) have been reported. The purpose of this study was to systematically investigate the distribution of ABO blood group frequency and evaluate its relationship with CC.

Effect of the number of negative lymph nodes removed on the survival and recurrence rate after gastrectomy in patients with gastric cancer: a multicenter retrospective cohort study.

Background: Various factors affect the survival rate of Gastric cancer (GC) patients after gastrectomy. This study aimed to investigate the effect of the number of negative lymph nodes (NLNs) removed on GC patients' survival and recurrence rate after gastrectomy.

Methods: In this retrospective, multicenter cohort study, we reviewed the medical profile of 639 patients with a definite diagnosis of GC who underwent gastrectomy from 2010 to 2022 in one of the medical centers affiliated with the Iran University of Medical Sciences.

Preoperative predictors of implant size in patients undergoing total knee arthroplasty: a retrospective cohort study.

Background: Traditionally, the size of total knee arthroplasty (TKA) components is predicted by preoperative radiographic templating, which is of limited accuracy. This study aimed to evaluate the role of demographic data and ankle volume in predicting implant size in TKA candidates.

Methods: In a retrospective study, 415 patients who underwent TKA at a single institution were included.

Effect of Metformin Use on Survival and Recurrence Rate of Gastric Cancer After Gastrectomy in Diabetic Patients: A Systematic Review and Meta-analysis of Observational Studies.

Background: Gastric cancer (GC) is one of the most common worldwide cancers and causes of death. Various studies have investigated the effect of metformin on overall survival (OS), cancer-specific survival (CSS), recurrence-free survival (RFS), and recurrence rate in diabetic patients after gastrectomy, and their results have been contradictory. This meta-analysis aimed to evaluate the effect of metformin use compared to sulfonylurea compounds with OS, CSS, RFS, and recurrence rate after gastrectomy in diabetic patients.

The effect of Trolox on the rabbit anal sphincterotomy repair.

Introduction: Fecal incontinence (FI) is caused by external anal sphincter injury. Vitamin E is a potential strategy for anal sphincter muscle repair via its antioxidant, anti-inflammatory, anti-fibrotic, and protective properties against myocyte loss. Thus, we aimed to evaluate the water-soluble form of vitamin E efficacy in repairing anal sphincter muscle defects in rabbits.

The use of metformin, sulfonylurea compounds and insulin and the risk of hip fractures in diabetic patients: a systematic review and meta-analysis of observational studies.

Background: Hip fracture is a major health problem that occurs more often in the elderly, especially in diabetic patients. Some studies have been conducted regarding the effect of anti- diabetic drugs on fractures. But so far, no meta-analysis study has been conducted to investigate the effect of diabetic drugs on hip fractures.

The Trend of IgG and IgM Antibodies During 6-Month Period After the Disease Episode in COVID-19 Patients.

Unlabelled: SARS-CoV-2 is a newly emerged coronavirus that has been widely transmitted since late 2019. It has caused a pandemic and infected roughly 450 million people globally.Hitherto, there is no approved anti-COVID-19 treatment, and vaccination is the only experienced preventive strategy.

Predictors of Weight Regain and Insufficient Weight Loss According to Different Definitions After Sleeve Gastrectomy: a Retrospective Analytical Study.

Background: Weight regain (WR) and insufficient weight loss (IWL) after sleeve gastrectomy (SG) are challenging issues. This study aimed to evaluate the predictors of WR and IWL after SG.

Methods: In this retrospective analytical study, 568 patients who underwent SG at Hazrat-e Rasool General Hospital, Tehran, Iran, between January 2015 and April 2022 were evaluated.

Predictors for weight loss after Roux-en-Y gastric bypass: the trend and associated factors for weight loss.

Background: Historically, Roux-en-Y gastric bypass (RYGB) has been considered the gold standard of bariatric surgery (BS). This procedure acts as a mixed restrictive and malabsorptive operation.

Methods:  This retrospective cohort study included 410 morbidly obese patients (BMI > 40 kg/m or BMI > 35 kg/m along with at least one major comorbidity) who underwent primary laparoscopic RYGB surgery from 2009 to 2015 by a single surgery team.

Changes in Body Composition, Basal Metabolic Rate, and Blood Albumin during the First Year following Laparoscopic Mini-Gastric Bypass.

Bariatric surgery is currently the only method that can significantly and continuously reduce weight and improve obesity-related comorbidities in morbidly obese patients. Significant weight loss through bariatric surgery can lead to changes in body composition. This study shows the changes in body composition, basal metabolic rate (BMR), and serum albumin in obese people following bariatric surgery.

B1 Vitamin Deficiency After Bariatric Surgery, Prevalence, and Symptoms: a Systematic Review and Meta-analysis.

B1 deficiency is a very prevalent complication of bariatric surgery. This study reviews prevalence and symptoms of B1 vitamin deficiency after bariatric surgery. PubMed, Scopus, and Web of Science published were searched up to 10 Feb 2022, with the following keywords: Roux-en-Y gastric bypass, one anastomosis gastric bypass, Omega bypass, Mini bypass, Bariatric surgery OR Bariatric surgery, metabolic surgery, Weight loss surgery, Classic gastric bypass, Loop gastric bypass, Gastric Bypass, thiamine OR thiamin, beriberi, B1.

Prevalence of anal fistulas: a systematic review and meta-analysis.

Anal fistula refers to a clinical condition with local pain and inflammation associated with purulent discharge that affects the quality of life. Due to the lack of studies, the presence of bias, and high heterogeneity in the studies, the present systematic review is the first to be performed on the population-based database in this field. The present systematic review and meta-analysis was performed according to MOOSE guidelines.