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Test Name:
Helicobacter pylori Antigen, EIA, Feces
- SBMF No:
21070 - Performance Lab Name:
Microbiology - Test Mnemonic:
H PYL AG - ABN:
Not required - CPT Code:
87338 - LOINC Code:
17780-8 - Also Known As:
H. pylori Antigen, Feces - Spec Type:
Feces - Spec Container:
Air-tight transport container - Pref Vol:
2.0 g formed solid feces - or - 2.0 mL semi-solid feces - Min Vol:
2.0 g formed solid feces - or - 2.0 mL semi-solid feces - Fasting:
No - Spec Collect:
Instruct patient to defecate into clean container or bedpan
Immediately place portion of feces (1.0 g or 1.0 mL) into transport container - Spec Process:
Refrigerate or freeze - Spec Store Transport:
Refrigerated (48 hours) or frozen - Spec Stability:
48 hours refrigerated (2-8°C)
Greater than 48 hours, freeze (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Reject:
Swabs
Watery or diarrheal specimens
Feces in transport media or preservatives - Methodology:
Enzyme Immunoassay (EIA) - Use:
Intended to aid in the diagnosis of H. pylori infection and to monitor response during and post-therapy. - Clinical Significance:
The assay is an in vitro qualitative procedure for the detection of Helicobacter pylori antigens in human stool. Test results are intended to aid in the diagnosis of H. pylori infection, and to monitor response during and post-therapy. Accepted medical practice recommends that testing by any current method, to confirm eradication, be done at least four weeks following completion of therapy. - Reference Range:
Negative - Critical High Value:
Positive for H. pylori antigen - Day Run:
Mon - Time Reported:
Within 7 days - Test Type:
INFECTIOUS ORGANISM
