Publications by authors named "Abdolrahim Masjedizadeh"

Background: The main aim of the present study is to investigate the independent association objectively measured level of physical activity (PA) and serum concentration of liver aminotransferases (alanine aminotransferase [ALT] and aspartate aminotransferase [AST]) among seemingly healthy individuals.

Materials And Methods: The current secondary study was conducted in the framework of Khuzestan Comprehensive Health Study, a large population-based multicentric cross-sectional study, conducted between 2016 and 2019 on 18,966 individuals living in Khuzestan province, southwestern Iran. International PA Questionnaire was used for evaluating PA levels, and participants were divided into three groups: low, moderate, and high PA, and ALT and AST were compared between these groups.

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Background And Objective: Irritable bowel syndrome (IBS) is the most common gastrointestinal disorder and accounts for most of the referrals of patients to gastroenterologists. Given the high prevalence of this syndrome and its significant effect on the reduced quality of life of patients, the present study aimed to investigate the effect of using gluten-containing or gluten-free diet on symptoms of patients with irritable bowel syndrome.

Materials And Methods: In this trial, 140 patients with irritable bowel syndrome who referred to Imam Khomeini Hospital (2006) were randomly divided into two groups based on Rome III criteria.

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Introduction And Objective: Acute pancreatitis (AP) is an inflammatory process of the pancreas characterized by abdominal pain and increased pancreatic enzymes. This disease is diagnosed clinically. Endoscopic ultrasound (EUS), which is a technique with high sensitivity and specificity, is used to diagnose biliary disease.

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Objective: A long persistent of Chronic Hepatitis B (CHB) infection may develop liver cirrhosis or hepatocellular carcinoma (HCC) and about one million people die due to HBV -related liver cancer and end-stage liver disease annually worldwide. The natural history of CHB phases comprises four phases: immune tolerant (HBeAg detectable and ALT (Alanine Transaminase) normal, HBeAg-positive immune active (HBeAg detectable, anti-HBe antibodies undetectable and ALT persistently elevated), HBeAg-negative immune active (HBeAg undetectable, anti-HBe antibodies present and ALT persistently elevated), inactive carrier (HBeAg undetectable, anti-HBe antibodies present and ALT normal). The evaluation of chronic hepatitis B phases is a crucial to manage the burden of disease and limit the development of associated complications, such as cirrhosis and hepatocellular carcinoma (HCC).

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Introduction: Nonalcoholic fatty liver disease (NAFLD) is raising prevalence among children, and adolescence population in developed and developing countries as a major public health concern. The present study aims to determine the relationship between serum ferritin level and transient elastography findings in patients suffering from NAFLD.

Materials And Methods: The demographic and biochemical profile of included individuals such as body mass index, age, level of serum transaminases, fasting blood sugar, lipid profile, and serum ferritin level were determined and a transient elastography was performed for all of them.

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Introduction: There is growing evidence indicating the aggressive intravenous fluid resuscitation (IVFR) can decrease the rate of pancreatitis; however, to the best of our knowledge it has not been well studied in a post-endoscopic retrograde cholangiopancreatography (post-ERCP) setting.

Aim: To compare the effects of aggressive IVFR and rectal indomethacin (RI) in preventing pancreatitis after ERCP.

Material And Methods: This is a double blind randomised controlled clinical trial on 186 patients undergoing ERCP in Ahvaz, Iran.

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Introduction: Helicobacter pylori (H. pylori) is the common cause of many gastrointestinal diseases, especially peptic ulcer. Therefore, a successful treatment of this infection decreases the financial burden on health systems.

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Background: Chronic hepatitis B virus (HBV) infection has a broad spectrum of manifestation, ranging from silent carrier state to advanced cirrhosis and hepatocellular carcinoma. The persistence of HBV DNA in serum and hepatocytes of the cirrhotic patient could be detected by molecular techniques in spite of negative HBV serologic markers.

Objectives: This case-control study was designed to evaluate the prevalence of occult HBV infection (OBI) in patients with cryptogenic liver cirrhosis in comparison with healthy subjects.

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Objective: Colorectal cancer (CRC) is one of the most common and aggressive cancers worldwide. The majority of CRC cases are sporadic that caused by somatic mutations. The Adenomatous Polyposis Coli (APC; OMIM 611731) is a tumor suppressor gene of Wnt pathway and is frequently mutated in CRC cases.

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Objective: This study was aimed to determine the prevalence of celiac disease (CD) in irritable bowel syndrome (IBS) and its subtypes in a group of Iranian patients.

Methods: From March 2007 to June 2009, 465 consecutive patients who were referred to the gastroenterology clinic of Jundishapur University of Medical Sciences and fulfilled the Rome III criteria for IBS were included. Immunoglobulin A (IgA) anti-tissue transglutaminase (IgA-tTG) and anti-gliadin antibody (AGA) levels were measured.

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Unlabelled: BACKGROUND Hepatitis C virus (HCV) infection is responsible for considerable morbidity and mortality worldwide. The HCV genotype has a geographic distribution and an important role in clinical and histological outcomes. This study determined HCV genotypes and their related risk factors among patients from Khuzestan Province, Southwest Iran.

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Aim: To study the loss of heterozygosity (LOH) at 8p21-23 locus in diffuse gastric cancer.

Methods: To evaluate the involvement of this region in gastric cancer, we used eight microsatellite markers covering two Mb of mentioned region, to perform a high-resolution analysis of allele loss in 42 cases of late diffuse gastric adenocarcinoma.

Results: Six of these STS makers: D8S1149, D8S1645, D8S1643, D8S1508, D8S1591, and D8S1145 showed 36%, 28%, 37%, 41%, 44% and 53% LOH, respectively.

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Background: Peptic ulceration following infection of the stomach with H. Pylori is a common disease. Accurate and rapid detection of the bacteria can lead to the implementation of appropriate treatment and recovery.

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