The effects of protein intake higher than the recommended value on body composition changes after bariatric surgery: A meta-analysis of randomized controlled trials.

Background & Aims: There is a lack of a meta-analysis to comprehensively assess the effectiveness of higher protein intake in addition to the recommended value on body composition post-bariatric surgery. We aimed to perform a meta-analysis of randomized controlled trials to determine the effects of protein intake higher than the recommended value on body composition changes after bariatric surgery.

Methods: Electronic databases, including Scopus, PubMed/Medline, and Web of Sciences, were searched until July 2023.

Changes in the Gut Microbiota Composition and Their Relation to Dietary Intake After Bariatric Surgery.

Purpose: Prior studies have demonstrated that both dietary components and bariatric surgery modify the gut microbiota's composition. However, there is a scarcity of research that has examined the relationship between post-surgical dietary intake and changes in the gut microbiota. The aim of this study was to assess changes in gut microbiota following bariatric surgery and examine their association with postoperative dietary intake.

How accurate is the visual estimation of bowel length by endoscopic surgeons?

Background: Measurement of small bowel length is an essential step in performing bariatric surgery. Surgeons need to measure bowel length in order to create alimentary and biliopancreatic limbs. Inaccurate bowel measurement may affect the outcome of surgery.

Prediction Factors of Early Postoperative Bleeding after Bariatric Surgery.

Purpose: Identifying the possible predictors of postoperative bleeding is advantageous to reduce healthcare costs and promote patients' recovery. The aim of this study was to determine early postoperative bleeding predictors after bariatric surgery.

Materials And Methods: This retrospective study was conducted using data from 2260 patients who underwent bariatric surgery.

Incidence of Symptomatic Cholelithiasis Following Laparoscopic Roux-en-Y Gastric Bypass Is Comparable to Laparoscopic Sleeve Gastrectomy: A Cohort Study.

Background: A few comparative studies have assessed the incidence of symptomatic cholelithiasis after laparoscopic sleeve gastrectomy (LSG) and laparoscopic Roux-en-Y gastric bypass (LRYGB). However, they have shown inconsistent results. The present study has been designed based on comparing LSG and LRYGB regarding the incidence of symptomatic cholelithiasis and determining factors related to symptomatic cholelithiasis development after these procedures.

The Comparison of Postoperative Pain, Nausea, and Vomiting between Veress Needle Entry and Direct Trocar Entry Methods in Patients Undergoing Laparoscopic Cholecystectomy.

BACKGROUND Postoperative pain, nausea, and vomiting are the most common side effects of laparoscopic cholecystectomy (LC). In the present study, we investigated the differences in postoperative pain, nausea, and vomiting between Veress needle and direct trocar entry methods among patients undergoing LC. METHODS 96 patients with gallstones were studied.

Endoscopic thoracic sympathotomy for primary hyperhidrosis: predictors of outcome over a 10-year period.

Background: Endoscopic thoracic sympathectomy/sympathotomy is gold standard of treatment for primary hyperhidrosis. Compensatory hyperhidrosis following surgery and partial response to surgery in some patients can significantly affect surgery outcome and patient satisfaction. In this study we investigated predictors of success rate, side effects, and satisfaction of our patients following ETS over a 10-year period.

The effect of brown rice compared to white rice on adiposity indices, lipid profile, and glycemic markers: a systematic review and meta-analysis of randomized controlled trials.

A few randomized controlled trials (RCTs) have assessed the effect of brown rice consumption on metabolic parameters compared to white rice, with inconsistent findings. Therefore, the present systematic review and meta-analysis was designed to evaluate the effect of brown rice on adiposity indices, lipid profile, and glycemic markers in adult subjects compared to white rice. In this study, PubMed/Medline, Scopus, Web of Sciences, and Embase databases were comprehensively searched until March 2021.

Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy in Terms of Efficacy and Safety: a Comparative Study During 11-Year Experience.

Purpose: This cohort study was designed to compare the efficacy and safety of laparoscopic Roux-en-Y gastric bypass (LRYGB) and laparoscopic sleeve gastrectomy (LSG) for the management of morbid obesity during the 11-year experience.

Materials And Methods: This study was conducted between July 2006 and August 2019. Annually we recorded data about the weight, body mass index (BMI), percentage of excess weight loss (%EWL), percentage of weight loss (%WL), weight regain, and postoperative complications into a prospectively collected database.

Effect of Garcinia cambogia supplement on obesity indices: A systematic review and dose-response meta-analysis.

Objective: Several trials have examined the effect of Garcinia cambogia supplement on the weight and body composition, but their results are conflicting. This systematic review and dose-response meta-analysis was designed to determine the effect of Garcinia cambogia supplement on the obesity indices in human randomized controlled trials (RCTs).

Methods: PubMed/Medline, Scopus, Cochrane library, and Web of Science databases were searched up to 1 January, 2020, to screen relevant trials.

Increased mRNA Expression of CTRP3 and CTRP9 in Adipose Tissue from Obese Women: Is it Linked to Obesity-Related Parameters and mRNA Expression of Inflammatory Cytokines?

Background: Obesity, a medical condition with impaired adipokine secretion and function, has a detrimental effect on insulin and glucose metabolism. CTRP3 and CTRP9 are adipokines with possible roles in energy homeostasis regulation. We sought to compare CTRP3, CTRP9, and inflammatory gene expression in subcutaneous adipose tissue (SAT) and visceral adipose tissue (VAT) from obese women who underwent bariatric surgery and non-obese women as controls.

Adipose tissue gene expression of long non-coding RNAs; MALAT1, TUG1 in obesity: is it associated with metabolic profile and lipid homeostasis-related genes expression?

Background: Recent studies point toward the possible regulatory roles of two lncRNAs; metastasis-associated lung adenocarcinoma transcript 1 (MALAT1) and taurine upregulated gene 1 (TUG1) in the pathogenesis of obesity-related disorders and regulation of lipogenesis and adipogenesis. In an attempt to understand the molecules involved in human obesity pathogenesis, we aimed to evaluate the expression of MALAT1 and TUG1 in visceral adipose tissues (VAT) and subcutaneous adipose tissues (SAT) of obese women, as compared to normal-weight women. The mRNA expression of possible target genes including peroxisome proliferator-activated receptor gamma (PPARγ), PPARγ coactivator-1 alpha (PGC1α), sterol regulatory element-binding protein-1c (SREBP-1c), fatty acid synthase (FAS), and acetyl-CoA carboxylase (ACC) which are involved in adipogenesis and lipogenesis were also examined.

Adipose tissue mRNA expression of HDAC1, HDAC3 and HDAC9 in obese women in relation to obesity indices and insulin resistance.

It is well-established that an impaired adipose tissue function and morphology caused by a dysregulated gene expression contribute substantially to obesity. Nowadays, animal model studies and in vitro surveys provide evidence for possible roles of HDACs as emerging epigenetic players in the pathogenesis of obesity. However, the clinical pertinence of HDACs in the field of obesity research in humans is not yet obvious.

Association between HDACs and pro-inflammatory cytokine gene expressions in obesity.

Histone deacetylases (HDACs) are important players in a variety of physiological and pathological conditions. Few studies have addressed HDAC expressions in human adipose tissue in obese individuals, and their association with pro-inflammatory cytokines. Here, we compared 20 non-obese and 20 obese women to investigate possible changes in gene expressions of HDAC2, 4, 5, and 6 in the subcutaneous adipose tissues (SAT) and visceral adipose tissues (VAT) of these individuals.

Comparison of Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy on Weight Loss, Weight Regain, and Remission of Comorbidities: A 5 Years of Follow-up Study.

Background: This study was conducted to evaluate the amount of weight loss and weight regain and also remission rate of obesity-related comorbidities including diabetes mellitus (DM), hypertension (HTN), and dyslipidemia in patients who underwent LRYGB or LSG during 5 years of follow-up.

Methods: A total of 120 patients who underwent LRYGB or LSG from 2011 to 2013 were enrolled and followed-up for 5 years. Changes in weight, body mass index (BMI), percent weight loss (%WL), and percentage of excess weight loss (%EWL) were recorded.

The gene expression of CTRP12 but not CTRP13 is upregulated in both visceral and subcutaneous adipose tissue of obese subjects.

Obesity is a well-known chronic low-grade inflammation condition characterized by dysregulated adipokine secretion and function. Both CTRP12 and CTRP13 are adipokines that influence glucose and lipid metabolism. We aimed to investigate CTRP12, CTRP13, and inflammatory gene expressions in subcutaneous adipose tissue (SAT) and visceral adipose tissue (VAT) from obese women who underwent bariatric surgery in comparison with the normal weight women.

Minimum Number of Required Sessions for Attaining Basic Skills in Laparoscopic Surgery by General Surgery Residents; an Experimental Report.

Introduction: Training is the primary route of attaining required skills among residents in general surgery.

Objective: This study was conducted to evaluate the minimum number of required sessions for attaining basic skills in laparoscopic surgery in a skill-lab among surgical residents.

Method: This cross-sectional study was conducted in Imam-Khomeini Hospital during 2012.

Comparative Study of Resting Metabolic Rate and Plasma Amino Acid Profile in Patients Who Underwent Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy: 6-Month Follow-up Study.

Purpose: Laparoscopic Roux-en-Y gastric bypass (LRYGB) and laparoscopic sleeve gastrectomy (LSG) are the most common techniques for treatment of morbid obesity. However, a few studies have compared the energy expenditure and plasma amino acid profile after LRYGB and LSG. The present study was conducted to assess the resting metabolic rate (RMR) and plasma amino acid profile in obese patients who underwent LRYGB and LSG before and 6 months after the surgery in order to compare these changes from baseline between the two procedures.

Reliability and Educational Value of Laparoscopic Sleeve Gastrectomy Surgery Videos on YouTube.

Introduction: Many surgery videos can be found in different social networks and video sharing websites. Watching surgeries performed by different surgical experts of various institutions can be an invaluable supplement to traditional methods of learning surgery. YouTube is a quite popular video sharing website, and many surgeons and trainees refer to it as a source of surgery videos.

Changes in Body Composition, Dietary Intake, and Substrate Oxidation in Patients Underwent Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Sleeve Gastrectomy: a Comparative Prospective Study.

Purpose: Laparoscopic Roux-en-Y gastric bypass (LRYGB) and laparoscopic sleeve gastrectomy (LSG) are the most popular procedures to treat morbid obesity among bariatric surgeries. However, only few studies have compared the changes in body composition, dietary intake, and substrate oxidation after LRYGB and LSG. Therefore, the present study was conducted to compare the changes in body composition, dietary intake, and substrate oxidation 6 months postoperatively in obese patients who underwent LRYGB and LSG.

The bariatric surgery and weight losing: a meta-analysis in the long- and very long-term effects of laparoscopic adjustable gastric banding, laparoscopic Roux-en-Y gastric bypass and laparoscopic sleeve gastrectomy on weight loss in adults.

Background: Several studies have been investigated to find the long-term effect of bariatric surgery on weight loss; nevertheless, a meta-analysis can detailedly demonstrate the effect of bariatric surgery on weight in morbidly obese patients. This study aimed to assess the long- and very long-term effects of laparoscopic adjustable gastric banding (LAGB), laparoscopic Roux-en-Y gastric bypass (LRYGB), and laparoscopic sleeve gastrectomy (LSG) on weight loss in adults.

Methods: An electronic search using PubMed, Scopus, and Google scholar databases was performed for all English-language articles up to May 15, 2016 with no publication date restriction.

An investigation of the effects of suture patterns on mechanical strength of intestinal anastomosis: an experimental study.

How the distance of sutures from the edge of tissue and the horizontal distance between stitches affect the mechanical strength of anastomosis is investigated. In this study, 180 bovine intestines were used to investigate the optimum pattern in 18 groups by considering a 4, 6, and 8 mm horizontal distance between stitches, and a 3, 5, and 7 mm distance from the edge of tissue with 3-0 Silk and 3-0 PDS sutures to maximize the strength of anastomosis (10 specimens in each group). Also, 80 specimens were used to investigate the maximum effective distance of sutures from the edge of tissue in eight groups of: 3, 5, 7, and 10 mm distance from the edge, with the same type of sutures.

Laparoscopic adjustable gastric banding: efficacy and consequences over a 13-year period.

Background: Laparoscopic adjustable gastric banding (LAGB) is a common bariatric surgery. Although it is a safe and effective method of weight reduction in short term, it may result in some problems in long term. The purpose of this study was to investigate the consequences of LAGB in long term among morbid obese patients.

Parathyroid Hormone Levels May Predict Nonalcoholic Steatohepatitis in Morbidly Obese Patients.

Background: Obesity as a worldwide health problem is associated with nonalcoholic steatohepatitis (NASH). Since severe liver injury may be present in asymptomatic obese patients and a definite diagnosis of nonalcoholic steatohepatitis can only be made after an invasive procedure of liver biopsy, there is a need for noninvasive methods to predict the probability of NASH.

Objectives: To investigate the role of vitamin D endocrine system in predicting the probability of presence of NASH in asymptomatic morbidly obese candidates of bariatric surgery.