LOINCActiveObservation

LOINC Code 49065-6: EEEV IgG and IgM (CSF) [Interp]

49065-6 is a LOINC code used to identify EEEV IgG and IgM (CSF) [Interp] 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 Eastern equine encephalitis virus Ab.IgG & IgM. It is commonly used with the system or sample type CSF.

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 Eastern equine encephalitis virus Ab.IgG & IgM. It is commonly used with the system or sample type CSF.

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: Observation

What it does not mean

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

Key facts

  • Eastern equine encephalitis virus IgG and IgM [Interpretation] in Cerebral spinal fluid
  • Eastern equine encephalitis virus Ab.IgG & IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; EEE virus; EEEV; Enc; Enceph; Encephalomyelitis; Equin; ID; IgG+IgM; Immune globulin G; Immune globulin M; Immunoglobulin G; Immunoglobulin M; Impression; Impression/interpretation of study; Impressions; Infectious Disease; InfectiousDisease; Interp; Interpretation; Microbiology; Neuro; Neurology; Nominal; Point in time; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Togavirus

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

EEEV IgG and IgM (CSF) [Interp]Eastern equine encephalitis virus IgG and IgM [Interpretation] in Cerebral spinal fluidEEEV IgG+IgM CSF-ImpEastern equine encephalitis virus Ab.IgG & IgMMICROEastern equine encephalitis virus IgG and IgM antibodies, Spinal fluidImp

Frequently asked questions

Code details

Code49065-6
SystemLOINC
Display nameEEEV IgG and IgM (CSF) [Interp]
DescriptionEastern equine encephalitis virus Ab.IgG & IgM
Short nameEEEV IgG+IgM CSF-Imp
ComponentEastern equine encephalitis virus Ab.IgG & IgM
PropertyImp
TimingPt
System (specimen)CSF
ScaleNom
ClassMICRO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.73

Consumer names

Eastern equine encephalitis virus IgG and IgM antibodies, Spinal fluid

Part names

Eastern equine encephalitis virus Ab.IgG & IgMImpPtCSFNomEastern equine encephalitis virus IgG and IgMImpression/interpretation of studyPoint in time (spot)Cerebral spinal 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.