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LOINC Code 41196-7: West Nile virus IgG (Body fld) [Titer]

41196-7 is a LOINC code used to identify West Nile virus 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 West Nile virus Ab.IgG. It is commonly used with the system or sample type Body fld.

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 West Nile virus 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

  • West Nile virus IgG Ab [Titer] in Body fluid
  • West Nile virus Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; Dilution factor; Dilution Factor (Titer); Fl; Fld; FLU; Fluid; ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Point in time; Random; SmQn; Titer; Titered; Titre; Ttr; WNV

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

West Nile virus IgG (Body fld) [Titer]West Nile virus IgG Ab [Titer] in Body fluidWNV IgG Titr FldWest Nile virus Ab.IgGMICROWest Nile virus IgG antibody, Body fluidTitr

Frequently asked questions

Code details

Code41196-7
SystemLOINC
Display nameWest Nile virus IgG (Body fld) [Titer]
DescriptionWest Nile virus Ab.IgG
Short nameWNV IgG Titr Fld
ComponentWest Nile virus 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 released2.15
Last changed2.75

Consumer names

West Nile virus IgG antibody, Body fluid

Part names

West Nile virus Ab.IgGTitrPtBody fldSemiQnWest Nile virus 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.