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LOINC Code 32011-9: Ehrlichia sp IgG (S) [Titer]

32011-9 is a LOINC code used to identify Ehrlichia sp IgG (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 Ehrlichia sp Ab.IgG. 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 Ehrlichia sp Ab.IgG. 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

  • Ehrlichia sp IgG Ab [Titer] in Serum
  • Ehrlichia sp Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Dilution factor; Dilution Factor (Titer); ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Random; Serum; SmQn; species; spp; 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

Ehrlichia sp IgG (S) [Titer]Ehrlichia sp IgG Ab [Titer] in SerumEhrlichia IgG Titr SerEhrlichia sp Ab.IgGMICROEhrlichia sp IgG antibody, BloodTitr

Frequently asked questions

Code details

Code32011-9
SystemLOINC
Display nameEhrlichia sp IgG (S) [Titer]
DescriptionEhrlichia sp Ab.IgG
Short nameEhrlichia IgG Titr Ser
ComponentEhrlichia sp Ab.IgG
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.07
Last changed2.75

Consumer names

Ehrlichia sp IgG antibody, Blood

Part names

Ehrlichia sp Ab.IgGTitrPtSerSemiQnEhrlichia sp IgGTiterPoint 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 32011-9 | HealthAssure