LOINCActiveBoth

LOINC Code 5175-5: H. pylori Ab LA (S) [Titer]

5175-5 is a LOINC code used to identify H. pylori Ab LA (S) [Titer] 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. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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. 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: LA

What it does not mean

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

Key facts

  • Helicobacter pylori Ab [Titer] in Serum by Latex agglutination
  • Helicobacter pylori Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; C pylori; Campylobacter pylori; Dilution factor; Dilution Factor (Titer); Gastro; Gastroenterology; GI; H pyl; H pylori; ID; Infectious Disease; InfectiousDisease; LAT; Latex agglutination; Microbiology; Point in time; Random; Serum; SmQn; SR; Titer; Titered; Titre; Ttr

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 Ab LA (S) [Titer]Helicobacter pylori Ab [Titer] in Serum by Latex agglutinationH pylori Ab Titr Ser LAHelicobacter pylori AbMICROHelicobacter pylori antibody, BloodTitr

Frequently asked questions

Code details

Code5175-5
SystemLOINC
Display nameH. pylori Ab LA (S) [Titer]
DescriptionHelicobacter pylori Ab
Short nameH pylori Ab Titr Ser LA
ComponentHelicobacter pylori Ab
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodLA
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.75

Consumer names

Helicobacter pylori antibody, Blood

Part names

Helicobacter pylori AbTitrPtSerSemiQnLATiterPoint in time (spot)SerumLatex agglutination

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 5175-5 | HealthAssure