نتایج جستجو برای: urea breath test ubt

تعداد نتایج: 861188  

Journal: :Experimental & clinical gastroenterology 2021

Purpose of research. Assessment the population prevalence Helicobacter pylori infection and effectiveness eradication therapy by analyzing results 13 C-urease breath test ( C-UBT) surveyed patients who applied for to nationwide network medical offices INVITRO laboratory in 2019-2020. Materials methods. C-UBT was performed using C-UREA TEST kits IR spectrometer IRIS° - Doc, Kibion AB, Sweden. A ...

2016
Susan H Boklage Allen W Mangel Varun Ramamohan Deirdre Mladsi Tao Wang

OBJECTIVE Previous US-based economic models of noninvasive tests for diagnosis of Helicobacter pylori infection did not consider patient adherence or downstream costs of continuing infection. This analysis evaluated the long-term cost-effectiveness of the urea breath test (UBT), fecal antigen test (FAT), and serology for diagnosis of H. pylori infection after incorporating information regarding...

2016

Helicobacter pylori (HP)(1) management (including diagnosis and therapy) has been exhaustively reviewed in several reports. These reports are unanimous in that several clinical conditions seriously hamper the diagnostic value of two HP tests: 13 C-Urea Breath Test (UBT) and Stool Antigen test (SAT), because of the false-negative results frequently (up to 40%) obtained in these conditions. Basic...

Journal: :Scandinavian journal of gastroenterology 1999
A Hamlet L Stage H Lönroth C Cahlin C Nyström A Pettersson

BACKGROUND The urea breath test (UBT) can still be improved in terms of user-friendliness and accuracy during acid-suppression therapy. This study was designed to evaluate a novel, rapidly disintegrating 13C UBT tablet, which was supplemented with citric acid to facilitate diagnosis of Helicobacter pylori in the hypochlorhydric stomach. METHODS The efficacy of a fasting 13C tablet-based UBT (...

2016
Denise E Brennan Joseph Omorogbe Mary Hussey Donal Tighe Grainne Holleran Colm O’Morain Sinéad M Smith Deirdre McNamara

AIM To compare (1) demographics in urea breath test (UBT) vs endoscopy patients; and (2) the molecular detection of antibiotic resistance in stool vs biopsy samples. METHODS Six hundred and sixteen adult patients undergoing endoscopy or a UBT were prospectively recruited to the study. The GenoType HelicoDR assay was used to detect Helicobacter pylori (H. pylori) and antibiotic resistance usin...

Journal: :iranian journal of microbiology 0
abdullah karimi pediatric infections disease research center, shahid beheshti university of medical sciences, tehran, iran. koroush fakhimi-derakhshan school of medicine, shahid beheshti university of medical sciences, tehran, iran. farid imanzadeh departments of pediatric gastroenterology, mofid children’s hospital, shahid beheshti university of medical sciences, iran. mohamad rezaei school of medicine, shahid beheshti university of medical sciences, tehran, iran. zahra cavoshzadeh pediatric infections disease research center, shahid beheshti university of medical sciences, tehran, iran. saeid maham pediatric infections disease research center, shahid beheshti university of medical sciences, tehran, iran.

objective: childhood infectious diseases are one of the most known environmental pathogenic causes of childhood asthma. the high prevalence of both helicobacter pylori infection and asthma in our country prompted us to assess anyprobable as- sociation between them in childhood. methods: this cross-sectional study recruited 196 children aged 6 to 12 years old comprising 98 asthmatic (case group)...

Journal: :Journal of medical microbiology 2002
D Kobayashi Y Eishi T Ohkusa Ishige T Suzuki J Minami T Yamada T Takizawa M Koike

The accuracy of the urea breath test (UBT) and histological grading for estimation of the density of Helicobacter pylori in gastric mucosa is not known. Real-time (TaqMan) PCR was used to estimate the total number of H. pylori genomes in biopsy samples. These values were compared with those obtained by the UBT and the histological grade obtained by the Sydney system. The UBT and endoscopy with ...

2011
S. Redéen F. Petersson E. Törnkrantz H. Levander E. Mårdh K. Borch

Introduction. Helicobacter pylori (H. pylori) infection is very common worldwide. A reliable diagnosis is crucial for patients with H. pylori-related diseases. At followup, it is important to confirm that eradication therapy has been successful. There is no established gold standard for the diagnosis of H. pylori infection. Material and Methods. A sample of 304 volunteers from the general popul...

Journal: :Journal of evaluation in clinical practice 2008
Horowitz Noya Beit-Or Anat Leshno Moshe Polishchouk Gennady Halpern Zamir Moshkowitz Menachem

BACKGROUND Various international guidelines recommend the use of non-endoscopic tests [such as urea breath test (UBT)] for the evaluation of dyspeptic patients, unless endoscopy is clinically indicated. AIM To assess adherence with guidelines for UBT referrals among primary care doctors in Israel. METHODS Patients referred by primary care doctors to an open-access UBT service were included ...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2009
Xavier Calvet Jordi Sánchez-Delgado Antònia Montserrat Sergio Lario María José Ramírez-Lázaro Mariela Quesada Alex Casalots David Suárez Rafel Campo Enric Brullet Félix Junquera Isabel Sanfeliu Ferran Segura

BACKGROUND Despite many changes, no large studies comparing the different diagnostic tests for Helicobacter pylori have been performed in the past 10 years. In this time, monoclonal stool antigen immunoassays and in-office 13C-urea breath tests (UBTs) have appeared. The aim of this study was to evaluate the accuracy of invasive and noninvasive tests in a large series of dyspeptic patients. ME...

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