Test Overview
Test Methodology

Enzyme Immunoassay

Test Usage

Test results are intended to aid in the diagnosis of H. pylori infection.

Reference Range *

No Helicobacter pylori antigens detected.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

This test can detect greater than or equal to > or = 64 ng/ml of H. pylori protein in stool. Results are qualitative and no quantitative interpretation can be made with respect to test values. Antimicrobials, proton pump inhibitors, and bismuth preparations are known to suppress H. pylori testing and may cause false negative results. Discontinue treatment and re-send a new specimen 2 weeks after discontinuing treatment. Test performance has not been established for asymptomatic patients or for watery, diarrheal stools.

Test Details
Days Set Up
Daily Monday - Friday
Analytic Time

30 minutes

Soft Order Code
HPSA
MiChart Code
H. pylori Antigen, Stool
Synonyms
  • Antigens, Helicobacter pylori
  • Campylobacter pylori Antigen
  • H. pylori Antigen, Stool
  • Helicobacter pylori Antigens
  • Helicobacter pylori Stool Antigens
  • Pylori, Helicobacter Antigen
  • Stool, Helicobacter pylori Antigen
  • HPSA
  • HELICOBACTER PYLORI ANTIGEN
Laboratory
Microbiology
Section
Microbiology
Specimen Requirements
Collection Instructions

Collect stool in a clean plastic container. Refrigerate and send within 72 hours of collection or freeze for longer storage.

Rejection Criteria
Swab or specimen in transport.
Normal Volume
5 ml stool
Minimum Volume
2 ml stool
Billing
CPT Code
87338
Fee Code
32361
Resources