background asthma is a chronic inflammatory air-way disease with increasing prevalence rate during the recent years. there are studies about the relationship between asthma and infectious diseases, including the association between asthma and helicobacter pylori. according to the latest studies, there is an epidemiological correlation between asthma prevalence and prevalence of h. pylori. objec...

Backgrounds & Objective: The Helicobacter pylori prevalence has continuously decreased during recent years in Iran. The current study aimed at determining H. pylori prevalence in Neyshabur city, Northeast Iran, during 2010-2015. Methods: The current epidemiologic survey was con...

background: h. pylori infection is one of the most common infections worldwide. the prevalence of this infection among children varies due to socioeconomic development and differs among different countries. regarding the absence of previous studies for the iranian children, this research was performed to detect the prevalence of h. pylori infection among children of city of zanjan. methods: in ...

background: helicobacter pylori is the most common cause of chronic infection in the human stomach. the infection has universe prevalence in all age groups. probably, this bacterium is the cause of most common chronic bacterial infection in human beings and infects approximately half of the world population. h. pylori produces urease, an enzyme that degrades the urea in the stomach’s mucous to ...

abstract   objective: to determine the prevalence of helicobacter pylori (h. pylori) infection in patients with gastrectomy for gastric cancer. material and methods: samples from 95 (69 males, 26 females) consecutive patients who had undergone surgery for gastric cancer were included in this study. histologic examination of tumor obtained at the time of surgery yielded the diagnosis and then th...

this study was conducted to evaluate the association between h. pylori infection and iron deficiency anemia (ida) among preschool children (age range: 40-75 months) at a tertiary referral hospital in tehran.in a case-control study, the prevalence of h. pylori seropositivity was compared between 64 children with ida diagnosis and 70 healthy non-anemic sex- and age-matched controls. totally, 52 (...

objective(s):helicobacter pylori (h. pylori) is a pathogenic bacterium that colonizes the stomachs of approximately 50% of the world’s population. resistance of h. pylori to antibiotics is considered as the main reason for the failure to eradicate this bacterium. the aim of this study was to determine the rate of resistant h. pylori strains to various antimicrobial agents in different areas of ...

helicobacter pylori infection is a common gastrointestinal infection that can cause pathological effects, increase oxidative stress and induce an inflammatory response in gastric mucosa. inflammatory aspects may prompt the production of radical oxygen substance (ros) which may damage cells and release 8-hydroxydyoxyguanosine (8-ohdg) to serum. in this study, we evaluate the prevalence of h. pyl...

background: there are two forms of itp: acute and chronic. the chronic form is defined by persistent thrombocytopenia for more than 12 months and mostly occurs among young women. the aim of the present study was to evaluate the clinical variables in adult patients with chronic itp in west iran. patients and methods: between of 2007 and 2014, ninety adult patients with chronic itp referred to ou...

introduction and aims: helicobacter pylori commonly is associated with gastritis: but only sometimes it causes clinically significant diseases such as gastric and duodenal ulcer. the development of disease depends on the virulence of the infecting h. pylori strain, the susceptibility of the host, and environment co-factors. the cytotoxin associated protein encoded by caga gene is an important v...