¹³C-Urea Breath Test: Further Modification towards an Unrestricted Use

The urea breath test for Helicobacter pylori.

Low dose capsule based 13c-urea breath test compared with the conventional 13c-urea breath test and invasive tests.

CONTEXT One of the limitations of 13C-urea breath test for Helicobacter pylori infection diagnosis in Brazil is the substrate acquisition in capsule presentation. OBJECTIVES The purpose of this study was to evaluate a capsule-based 13C-urea, manipulated by the Pharmacy Division, for the clinical practice. METHODS Fifty patients underwent the conventional and the capsule breath test. Samples...

Prolonged effect of omeprazole on the 14C-urea breath test.

OBJECTIVES We investigated omeprazole's effect on 14C-urea breath testing. We also determined the duration of omeprazole's effect on the breath test. Finally, we studied whether effects on breath testing were dose dependent. METHODS Fifty-seven employees and outpatients were screened for Helicobactor infection. Those positive for serology, CLO, or histology were asked to undergo baseline brea...

Experience of 13C-Urea Breath Test in Eight Children

Received July 10, 2002 Abstract Urea breath test (C-UBT) is a non-invasive diagnostic test for Helicobacter pylori infection. A preliminary retrospective study was conducted in the use of C-UBT in paediatric patients in Hong Kong. The study was conducted in Kwong Wah Hospital, a regional public hospital in urban Hong Kong. Eight asymptomatic paediatric patients who underwent C-UBT were analyzed...

An optimized 13C-urea breath test for the diagnosis of H pylori infection.

AIM To validate an optimized (13)C-urea breath test ((13)C-UBT) protocol for the diagnosis of H pylori infection that is cost-efficient and maintains excellent diagnostic accuracy. METHODS 70 healthy volunteers were tested with two simplified (13)C-UBT protocols, with test meal (Protocol 2) and without test meal (Protocol 1). Breath samples were collected at 10, 20 and 30 min after ingestion ...