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LOINC Code 45278-9: Lymphocytic choriomeningitis virus IgG Ql (Body fld)

45278-9 is a LOINC code used to identify Lymphocytic choriomeningitis virus IgG Ql (Body fld) 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 Lymphocytic choriomeningitis 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 Lymphocytic choriomeningitis 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

  • Lymphocytic choriomeningitis virus IgG Ab [Presence] in Body fluid
  • Lymphocytic choriomeningitis virus Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; Fl; Fld; FLU; Fluid; ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; LCMV; Microbiology; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen

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

Lymphocytic choriomeningitis virus IgG Ql (Body fld)Lymphocytic choriomeningitis virus IgG Ab [Presence] in Body fluidLCMV IgG Fld QlLymphocytic choriomeningitis virus Ab.IgGMICROLymphocytic Choriomeningitis virus IgG antibody, Body fluidPrThr

Frequently asked questions

Code details

Code45278-9
SystemLOINC
Display nameLymphocytic choriomeningitis virus IgG Ql (Body fld)
DescriptionLymphocytic choriomeningitis virus Ab.IgG
Short nameLCMV IgG Fld Ql
ComponentLymphocytic choriomeningitis virus Ab.IgG
PropertyPrThr
TimingPt
System (specimen)Body fld
ScaleOrd
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.56

Consumer names

Lymphocytic Choriomeningitis virus IgG antibody, Body fluid

Part names

Lymphocytic choriomeningitis virus Ab.IgGPrThrPtBody fldOrdLymphocytic choriomeningitis virus IgGPresence or ThresholdPoint 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.