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Helicobacter pylori Stool Antigen Test

Source Stool    
Mnemonic M HP
Specimen Requirements

Submit stool specimen in a sterile container.

H.pylori Stool Antigen Test requires a separate sterile collection container and requisition (Community General Requisition REQ9012PSC); this test cannot be combined with other stool testing.

Refer to Patient Collection Instructions: Collecting Stool Samples for Helicobacter pylori Antigen Test. MI6176

Note the following groups of medication should not be used for the period indicated before collecting the specimen for the  Helicobacter pylori antigen test:

  • Proton pump inhibitors (H+, K+ - ATPase Inhibitor): 14 days
  • Antibiotics: 28 days
  • Bismuth preparations, e.g., Peptol Bismol: 14 days.
Specimen Handling

Deliver specimen and requisition to the laboratory within 8 hours of collection.

If delivery to the laboratory is delayed, refrigerate specimen and deliver to the laboratory within 24 hours.

For specimens that cannot be received in the testing laboratory within 24 hours, freeze (-20 ºC) and ship on ice. Avoid freeze thaw cycles.

Leaking sample containers will NOT be accepted.

Additional Information

Additional information regarding dyspepsia is available at:

http://www.calgarygi.com/index.php?mode=webpage&id=794&pp=792


For more test information refer to the Diasorin  Liason® H. Pylori SA Information for Use  (REF 318920) package insert.

Testing Location CLS Microbiology
Testing Frequency Test performed daily.
Alternate Name(s) HpSAT
Reference Interval