LOINCActiveBoth

LOINC Code 46987-4: H. pylori IgM IA Ql (S)

46987-4 is a LOINC code used to identify H. pylori IgM IA Ql (S) in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Helicobacter pylori Ab.IgM. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component Helicobacter pylori Ab.IgM. It is commonly used with the system or sample type Ser.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: ACTIVE
  • Order vs observation: Both
  • Method: IA

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Helicobacter pylori IgM Ab [Presence] in Serum by Immunoassay
  • Helicobacter pylori Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; C pylori; Campylobacter pylori; EIA; ELFA; ELISA; Enzyme immunoassay; Gastro; Gastroenterology; GI; H pyl; H pylori; IAA; Immune globulin M; Immunoglobulin M; MEIA; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serum; SR; SUDS

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

H. pylori IgM IA Ql (S)Helicobacter pylori IgM Ab [Presence] in Serum by ImmunoassayH pylori IgM Ser Ql IAHelicobacter pylori Ab.IgMMICROHelicobacter pylori IgM antibody, BloodPrThr

Frequently asked questions

Code details

Code46987-4
SystemLOINC
Display nameH. pylori IgM IA Ql (S)
DescriptionHelicobacter pylori Ab.IgM
Short nameH pylori IgM Ser Ql IA
ComponentHelicobacter pylori Ab.IgM
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
MethodIA
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.73

Consumer names

Helicobacter pylori IgM antibody, Blood

Part names

Helicobacter pylori Ab.IgMPrThrPtSerOrdIAHelicobacter pylori IgMPresence or ThresholdPoint in time (spot)SerumImmunoassay

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 46987-4 | HealthAssure