H. pylori Antigen
Label Mnemonic: HPYSTOOL
Epic code: LAB4483
Downtime form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mailout Laboratory
6240-8 RCP
356-8593
Specimen(s):
Stool
Specimen Instructions:
Patient preparation: 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.

Specimen is stable for ONLY 2 hours at room temperature, 72 hours refrigerated and 1 month frozen.
Collection Medium:
Sterile Container
Minimum:
Preferred Minimum: 5 g stool in sterile screw top urine cup
Absolute Minimum: 1 g stool in sterile screw top urine cup
Rejection Criteria:
Gastric specimens, swabs or tissue. Specimens in media or preservatives.
Delivery Instructions:
Submit specimen to laboratory as soon as possible after collection.
Turn Around Time:
1-2 days upon receipt of specimen at ARUP reference laboratory
Reference Range:
Negative
Test Limitations:
Patient preparation: 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.
Methodology:
Qualitative Enzyme Immunoassay
CPT Code:
87338