Results 1 to 10 of about 13,952,393 (347)

Reevaluating our understanding of lactulose breath tests by incorporating hydrogen sulfide measurements [PDF]

JGH Open, 2019
Background and Aim Breath testing has become a commonly used tool in gastroenterology to evaluate changes in the fermentation pattern of the gut microbiome.
Aleksandr Birg, Steve Hu, Henry C Lin
doaj   +3 more sources

European guideline on indications, performance and clinical impact of ¹³ C-breath tests in adult and pediatric patients: An EAGEN, ESNM, and ESPGHAN consensus, supported by EPC. [PDF]

United European Gastroenterol J, 2021
Introduction 13C‐breath tests are valuable, noninvasive diagnostic tests that can be widely applied for the assessment of gastroenterological symptoms and diseases.
Keller J, Hammer HF, Afolabi PR, Benninga M, Borrelli O, Dominguez-Munoz E, Dumitrascu D, Goetze O, Haas SL, Hauser B, Pohl D, Salvatore S, Sonyi M, Thapar N, Verbeke K, Fox MR, European 13C-breath test group.   +16 more
europepmc   +2 more sources

Breath Tests Used in the Context of Bariatric Surgery [PDF]

Diagnostics, 2022
This review article focuses on the use of breath tests in the field of bariatrics and obesitology. The first part of the review is an introduction to breath test problematics with a focus on their use in bariatrics.
Daniel Karas, Marek Bužga, David Stejskal, Petr Kocna, Pavol Holéczy, Adéla Novotná, Zdeněk Švagera   +6 more
doaj   +2 more sources

Breath Tests for the Non-invasive Diagnosis of Small Intestinal Bacterial Overgrowth: A Systematic Review With Meta-analysis. [PDF]

J Neurogastroenterol Motil, 2020
Background/Aims Small intestinal bacterial overgrowth (SIBO) diagnosis is usually based on non-invasive breath tests (BTs), namely lactulose BT (LBT) and glucose BT (GBT).
Losurdo G, Leandro G, Ierardi E, Perri F, Barone M, Principi M, Leo AD.   +6 more
europepmc   +2 more sources

Modification of baseline status to improve breath tests performance [PDF]

Scientific Reports, 2022
Breath tests used to evaluate carbohydrates malabsorption require baseline H2 and CH4 levels as low as possible. Test cancellation is recommended when exceeding certain cut-offs (H2 ≥ 20 ppm and CH4 ≥ 10 ppm).
Estibaliz Alegre, Amaia Sandúa, Sofía Calleja, Sara Deza, Álvaro González   +4 more
doaj   +2 more sources

Accuracy and Methodologic Challenges of Volatile Organic Compound-Based Exhaled Breath Tests for Cancer Diagnosis: A Systematic Review and Meta-analysis.

JAMA Oncol, 2019
Importance The detection and quantification of volatile organic compounds (VOCs) within exhaled breath have evolved gradually for the diagnosis of cancer. The overall diagnostic accuracy of proposed tests remains unknown.
Hanna GB, Boshier PR, Markar SR, Romano A.   +3 more
europepmc   +2 more sources

Breath tests and irritable bowel syndrome. [PDF]

World J Gastroenterol, 2014
Breath tests are non-invasive tests and can detect H₂ and CH₄ gases which are produced by bacterial fermentation of unabsorbed intestinal carbohydrate and are excreted in the breath.
Rana SV, Malik A.
europepmc   +2 more sources

Interpretation of non-invasive breath tests using ¹³C-labeled substrates - a preliminary report with ¹³C-methacetin

European Journal of Medical Research, 2009
Non-invasive breath tests can serve as valuable diagnostic tools in medicine as they can determine particular enzymatic and metabolic functions in vivo.
Lock JF, Taheri P, Bauer S, Holzhütter HG, Malinowski M, Neuhaus P, Stockmann M   +6 more
doaj   +2 more sources

Hydrogen and Methane-Based Breath Testing in Gastrointestinal Disorders: The North American Consensus

American Journal of Gastroenterology, 2017
Objectives:Breath tests (BTs) are important for the diagnosis of carbohydrate maldigestion syndromes and small intestinal bacterial overgrowth (SIBO).
Ali Rezaie, Michelle Buresi, Anthony Lembo, Henry C. Lin, Richard W. McCallum, Satish S.C. Rao, Max J. Schmulson, Miguel A. Valdovinos, Salam Zakko, Mark Pimentel   +9 more
openalex   +2 more sources

Significance of hydrogen breath tests in children with suspected carbohydrate malabsorption. [PDF]

BMC Pediatr, 2014
BackgroundHydrogen breath tests are noninvasive procedures frequently applied in the diagnostic workup of functional gastrointestinal disorders.
Däbritz J, Mühlbauer M, Domagk D, Voos N, Henneböhl G, Siemer ML, Foell D.   +6 more
europepmc   +2 more sources