LOINCActiveBoth

LOINC Code 49183-7: C. burnetii phase 2 IgG (Body fld) [Titer]

49183-7 is a LOINC code used to identify C. burnetii phase 2 IgG (Body fld) [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 Coxiella burnetii phase 2 Ab.IgG. It is commonly used with the system or sample type Body fld.

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 Coxiella burnetii phase 2 Ab.IgG. It is commonly used with the system or sample type Body fld.

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

  • Coxiella burnetii phase 2 IgG Ab [Titer] in Body fluid
  • Coxiella burnetii phase 2 Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; C burnet; C burnet Ph2; C burnetii; Coxiella burnetii phase II; Coxiella burnettii; Dilution factor; Dilution Factor (Titer); Fl; Fld; FLU; Fluid; ID; II; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Q fev; Q fever; Qfever; Random; SmQn; 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

C. burnetii phase 2 IgG (Body fld) [Titer]Coxiella burnetii phase 2 IgG Ab [Titer] in Body fluidC burnet Ph2 IgG Titr FldCoxiella burnetii phase 2 Ab.IgGMICROCoxiella burnetii phase 2 IgG antibody, Body fluidTitr

Frequently asked questions

Code details

Code49183-7
SystemLOINC
Display nameC. burnetii phase 2 IgG (Body fld) [Titer]
DescriptionCoxiella burnetii phase 2 Ab.IgG
Short nameC burnet Ph2 IgG Titr Fld
ComponentCoxiella burnetii phase 2 Ab.IgG
PropertyTitr
TimingPt
System (specimen)Body fld
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.75

Consumer names

Coxiella burnetii phase 2 IgG antibody, Body fluid

Part names

Coxiella burnetii phase 2 Ab.IgGTitrPtBody fldSemiQnCoxiella burnetii phase 2 IgGTiterPoint in time (spot)Body fluid

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.