Helicobacter pylori Antibody, IgM
Ordering Recommendation
Do not use to diagnose H. pylori; order H. pylori urea breath test (Adults 2010476, Children 2010925) or fecal antigen by EIA (0065147).
Semi-Quantitative Enzyme-Linked Immunosorbent Assay
1-3 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
Serum separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).  
Specimen Preparation
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 0.5 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.1 mL)  
Storage/Transport Temperature
Unacceptable Conditions
Contaminated, heat-activated, hemolyzed, or severely lipemic specimens.  
After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)  
Reference Interval
0.8 EV or less: Negative - No significant level of IgM antibody to H. pylori detected.
0.9-1.1 EV: Equivocal - Repeat testing in 10-14 days may be helpful.
1.2 EV or greater: Positive - IgM antibody to H. pylori detected, suggestive of active infection.
Interpretive Data
Gastric colonization by Helicobacter pylori has been implicated in the development of some cases of gastritis and peptic or duodenal ulcer. The clinical utility of H. pylori antibody, IgM measurement has not been clearly established.

For additional information, refer to Helicobacter pylori topic at

Compliance Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
CPT Code(s)
Component Test Code*Component Chart NameLOINC
0098392Helicobacter pylori Antibody, IgM5177-1
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
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