Specimen Requirements

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Title

HELICOBACTER PYLORI (HPI) UREA BREATH TEST

Specimen Requirement

Patient Preparation:
Patient should fast one hour before collection of baseline breath sample. Pranactin®-Citric contains a small amount of aspartame sweetener. Test may not be suitable for patients with phenylketonuria whose dietary phenylalanine should be restricted.
Test can only be collected from patients greater than 17 years old. Human breath: Paired breath samples (pre and post) collected in Breathtek™ UBT collection kit bags must be submitted together. Follow instructions provided with kit. Please use H. Pylori Pediatric code for patients 3-17 years. Use of antimicrobials, proton pump inhibitors, or bismuth preparations within two weeks prior to administering the Breathtek™ UBT may cause a false negative result. However, a positive result is still valid.

Rejection Criteria

Specimen types other than Breath tek™ UBiT® bags. Specimens from patients less than 17 years old.

Methodology

Infra-red Spectrophotometry

Stability

Room Temperature: 7 days; Refrigerated: Unacceptable; Frozen: Unacceptable

Reference Range

By Report*

Turnaround

3-5 days

Clinical Use

Test Code

HPIBT