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The University of Chicago Medicine Laboratories

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Mayo Clinic Laboratories

Test Code HPSAG Helicobacter pylori Antigen

Important Note

To avoid false negative results, no antibiotics, proton pump inhibitors, or a bismuth preparation should be administered to patient for 14 days prior to specimen collection.

Additional Codes

H. pylori
H pylori
Helicobacter
pylori
Stool

Specimen and Container/Tube

Stool

Sterile, screw-cap containers

Collection Instructions

Offsite Collection Instructions

See UCMC collection instructions.

 

UCMC Collection Instructions

Specimen Collection: If collected in bedpan, must not be contaminated with urine, residual soap, or disinfectant.
 


Microbiology Specimen Collection Tables
Please see link  for Microbiology Specimen Collection Tables;

  • Category “Feces”, Table 1 BACTERIOLOGY, CHLAMYDIA, MYCOLOGY, MYCOBACTERIOLOGY (AFB), VIROLOGY

 

Specimen Handling and Transport Instructions

Specimen stored in airtight container. Refrigeration required, stored at 2-8°C up to 72 hours

Reference Values

No Helicobacter pylori antigen detected

Turnaround Time

Day(s) Performed

Monday through Saturday

 

Volume

Specimen Minimum Volume

0.25 ml for liquid stool, pea-size for formed stool

 

Pediatric Volume

0.25 ml for liquid stool, pea-size for formed stool

Critical Values

 

All positive  culture

 

 

 

 

All

Test Components

Detection of Helicobacter pylori antigen in stool

Clinical Indications

Detection of Helicobacter pylori antigen in stool

Methodology

Lateral flow rapid immunoassay

CPT Codes

87338

LOINC Codes

30087338

Synonyms/Search Keywords

H. pylori
H pylori
Helicobacter
pylori
Stool

Last Reviewed Date

09/01/2023

Additional Information

To avoid false negative results, no antibiotics, proton pump inhibitors, or a bismuth preparation should be administered to patient for 14 days prior to specimen collection.