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25167 Helicobacter Pylori Antigen

Helicobacter Pylori Antigen
Test Code: HPYAG
Synonyms/Keywords
​H. pylori antigen, H. pylori stool
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Stool​ Clean, airtight container ​ ​5 grams 0.5 grams ​0.5 grams
Collection Processing Instructions
​Collect fresh stool specimens in a clean, airtight container with no preservative. Transport to laboratory promptly and refrigerated at 2-8 degrees Celsius. 
Specimen Stability Information
Specimen Type Temperature Time​
​Stool ​Refrigerate ≤ 72 hours​
​Frozen ​> 72 hours

​For periods >72 hrs, specimens can be frozen immediately upon receipt
and stored -20 to -80 degrees Celsius until tested. Specimens may be frozen and thawed twice. ​ ​

Rejection Criteria
Stool in transport media, preservatives, or on swabs.
Interference
Proton pump inhibitor (PPI) drugs have been found to temporarily cause false negative H. pylori antigen results. Patients should be removed from PPI drugs for 2 weeks prior to testing. Alternatively, patients who test negative for H. pylori antigen while on a PPI should have the test repeated after being off the drug for 1-2 weeks if clinically indicated.
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Marshfield Monday, Wednesday, Friday​ 1 day ​H.PYLORI QUICK CHEK
Test Information

​Test results are intended to aid in the diagnosis of H. pylori infection and to monitor response during and post-therapy in patients. Accepted medical practice recommends that testing by any current method, to confirm eradication, be done at least four weeks following completion of therapy. Test results should be used in conjunction with information available from the patient clinical evaluation and other diagnostic procedures.

HpSA PLUS® is a registereed trademark of Meridian Bioscience, Inc.

Reference Range Information
Performing Location Reference Range
Marshfield​ ​Negative
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​87338 ​ ​ ​​Helicobacter pylori, stool ​
Synonyms/Keywords
​H. pylori antigen, H. pylori stool
Ordering Applications
Ordering Application Description
​Centricity ​Helicobacter pylori Antigen
​Cerner Helicobacter pylori Antigen Stool
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)		 Pediatric Minimum Volume
(no repeat)
Stool​ Clean, airtight container ​ ​5 grams 0.5 grams ​0.5 grams
Collection Processing
​Collect fresh stool specimens in a clean, airtight container with no preservative. Transport to laboratory promptly and refrigerated at 2-8 degrees Celsius. 
Specimen Stability Information
Specimen Type Temperature Time​
​Stool ​Refrigerate ≤ 72 hours​
​Frozen ​> 72 hours

​For periods >72 hrs, specimens can be frozen immediately upon receipt
and stored -20 to -80 degrees Celsius until tested. Specimens may be frozen and thawed twice. ​ ​

Rejection Criteria
Stool in transport media, preservatives, or on swabs.
Interference
Proton pump inhibitor (PPI) drugs have been found to temporarily cause false negative H. pylori antigen results. Patients should be removed from PPI drugs for 2 weeks prior to testing. Alternatively, patients who test negative for H. pylori antigen while on a PPI should have the test repeated after being off the drug for 1-2 weeks if clinically indicated.
Reference Range Information
Performing Location Reference Range
Marshfield​ ​Negative
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Marshfield Monday, Wednesday, Friday​ 1 day ​H.PYLORI QUICK CHEK
For billing questions, see Contacts
Outreach CPTs
CPT Modifier
(if needed)		 Quantity Description Comments
​87338 ​ ​ ​​Helicobacter pylori, stool ​
For most current information refer to the Marshfield Laboratory online reference manual.