LOINCActiveBoth

LOINC Code 22137-4: B. burgdorferi IgM (S) [Titer]

22137-4 is a LOINC code used to identify B. burgdorferi IgM (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 Borrelia burgdorferi Ab.IgM. 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 Borrelia burgdorferi 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

What it does not mean

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

Key facts

  • Borrelia burgdorferi IgM Ab [Titer] in Serum
  • Borrelia burgdorferi Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B burg; B burgdor; B burgdorferi; Bb; Burgdorf; Dilution factor; Dilution Factor (Titer); ID; Immune globulin M; Immunoglobulin M; Infectious Disease; InfectiousDisease; Lyme; Lyme disease; Lymes; 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

B. burgdorferi IgM (S) [Titer]Borrelia burgdorferi IgM Ab [Titer] in SerumB burgdor IgM Titr SerBorrelia burgdorferi Ab.IgMMICROBorrelia burgdorferi IgM antibody, BloodTitr

Frequently asked questions

Code details

Code22137-4
SystemLOINC
Display nameB. burgdorferi IgM (S) [Titer]
DescriptionBorrelia burgdorferi Ab.IgM
Short nameB burgdor IgM Titr Ser
ComponentBorrelia burgdorferi Ab.IgM
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Borrelia burgdorferi IgM antibody, Blood

Part names

Borrelia burgdorferi Ab.IgMTitrPtSerSemiQnBorrelia burgdorferi IgMTiterPoint in time (spot)Serum

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 22137-4 | HealthAssure