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HelpTest Code LAB158 Helicobacter pylori Antibody IgG, Serum
Reporting Title
Helicobacter pylori
Methodology
DiaSorin Liaison Chemiluminescent Immunoasay
Note: Useful as an aid in diagnosis of Helicobacter pylori infection. Helicobacter pylori infection can be associated with duodenitis, chronic gastritis, gastric or duodenal ulcer, or gastric carcinoma.
Performing Laboratory
OhioHealth Laboratory Services-RMH Special Testing
Specimen Requirements
Submit only 1 of the following specimens:
Preferred:
Serum
Draw blood in a gold-top serum gel tube(s). Spin down and send 1 mL of serum refrigerated.
Note:
1. A speckled-top serum gel tube (s) or a plain, red-top tube(s) is also acceptable.
2. Heterophile antibodies may interfere with this assay.
3. Indicate serum on request form.
4. Label specimen appropriately (serum).
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Refrigerated | 72 hours |
| Ambient | 24 hours | |
| Frozen | Stable |
Specimen Transport Temperature
Refrigerate: OK
Frozen: OK
Reference Values
Negative
Patients with acute Helicobacter pylori infection may not exhibit detectable Helicobacter pylori antibodies at early stages. To determine sero conversion 2 specimens should be drawn 3 to 4 weeks apart. “Equivocal” results should be retested in about 1 week.
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Day(s) Test Set Up
Monday-Saturday
Test Classification and CPT Coding
86677