نتایج جستجو برای: a8

تعداد نتایج: 1002  

Journal: :Journal of the Canadian Association of Gastroenterology 2018

2017
Xuezhao Cao Roya Yumul Ofelia Loani Elvir Lazo Jeremy Friedman Omar Durra Xiao Zhang Paul F. White

BACKGROUND There is currently no widely accepted instrument for measuring preoperative anxiety. The objective of this study was to develop a simple visual facial anxiety scale (VFAS) for assessing acute preoperative anxiety. METHODS The initial VFAS was comprised of 11 similarly styled stick-figure reflecting different types of facial expressions (Fig 1). After obtaining IRB approval, a total...

Journal: :BMC Gastroenterology 2006
Angel Ferrández Rafael Benito Juan Arenas María Asunción García-González Federico Sopeña Javier Alcedo Javier Ortego Ricardo Sainz Angel Lanas

BACKGROUND & AIM The role that H. pylori infection plays in the development of and Barrett's esophagus (BE) is uncertain. We tested the hypothesis that infection with cagA+ Helicobacter pylori strains protects against the development of BE. METHODS We studied 104 consecutive patients, residents in an area with a high prevalence of H. pylori infection, with BE and 213 sex- and age-matched cont...

2012
Yan Wang Yutian Bi Liang Zhang Changzheng Wang

OBJECTIVE Helicobacter pylori (H. pylori) infection has been thought to play a critical role in disorders such as gastric and lung cancer. A number of studies have been devoted to the relationship between H. pylori infection and asthma risk, which have generated inconclusive results. In this study we aimed to derive a more precise estimation of the relationship. METHODS Meta-analyses evaluati...

Journal: :Journal of clinical microbiology 2002
Chang-Young Park Yong-Kyun Cho Tadashi Kodama Hala M T El-Zimaity Michael S Osato David Y Graham Yoshio Yamaoka

We evaluated a new immunoblot assay (Helicoblot 2.1) for Helicobacter pylori infection and CagA and VacA status by using serum samples from 222 patients. The test accurately detected H. pylori infection and VacA status, but improvements in the interpretation criteria are required before it can be recommended for determination of CagA status.

2015
Saeed Soleiman-Meigooni Kaveh Baghaei Abbas Yadegar Samaneh Alizadeh

EPIYA motiefs of cagA and upper gastrointestinal diseases Saeed Soleiman-Meigooni, Kaveh Baghaei, Abbas Yadegar, Samaneh Alizadeh Infectious Diseases Research Center, University of Medical Sciences, Tehran, Iran Gastroenterology and Liver Diseases Research Center, Research Institute for Gastroenterology and Liver Diseases, Shahid Beheshti University of Medical Sciences, Tehran, Iran 3Shahid Beh...

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