LOINCActiveOrder

LOINC Code 41843-4: Lymphocytic choriomeningitis virus IgG and IgM panel IF (CSF) [Titer]

41843-4 is a LOINC code used to identify Lymphocytic choriomeningitis virus IgG and IgM panel IF (CSF) [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 Lymphocytic choriomeningitis virus Ab.IgG & IgM panel. 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 Lymphocytic choriomeningitis virus Ab.IgG & IgM panel. 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: Order
  • Panel type: Panel
  • Method: IF

What it does not mean

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

Key facts

  • Lymphocytic choriomeningitis virus IgG and IgM panel [Titer] - Cerebral spinal fluid by Immunofluorescence
  • Lymphocytic choriomeningitis virus Ab.IgG & IgM panel
  • ACIF; Anticomplement Immunofluorescence; Cerebral spinal fluid; Cerebrospinal Fl; Dilution factor; Dilution Factor (Titer); FA; Fluorescent antibody; Fluoresent; ID; IFA; Immune fluorescence; Immune globulin G; Immune globulin M; Immunoflour; Immunofluor; Immunofluorescence; Immunoglobulin G; Immunoglobulin M; Infectious Disease; InfectiousDisease; LCMV; LCMV Ab.IgG+IgM; LCMV IgG+IgM Pnl; Microbiology; Neuro; Neurology; Pan; PANEL.MICROBIOLOGY; Panl; Pnl; Point in time; Random; SmQn; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Time Resolved Fluorescence; Titer; Titered; Titre; TRF; 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

Lymphocytic choriomeningitis virus IgG and IgM panel IF (CSF) [Titer]Lymphocytic choriomeningitis virus IgG and IgM panel [Titer] - Cerebral spinal fluid by ImmunofluorescenceLCMV IgG+IgM Pnl Titr CSF IFLymphocytic choriomeningitis virus Ab.IgG & IgM panelPANEL.MICROLymphocytic Choriomeningitis virus IgG and IgM Panel, Spinal fluidTitr

Frequently asked questions

Code details

Code41843-4
SystemLOINC
Display nameLymphocytic choriomeningitis virus IgG and IgM panel IF (CSF) [Titer]
DescriptionLymphocytic choriomeningitis virus Ab.IgG & IgM panel
Short nameLCMV IgG+IgM Pnl Titr CSF IF
ComponentLymphocytic choriomeningitis virus Ab.IgG & IgM panel
PropertyTitr
TimingPt
System (specimen)CSF
ScaleSemiQn
MethodIF
ClassPANEL.MICRO
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.75

Consumer names

Lymphocytic Choriomeningitis virus IgG and IgM Panel, Spinal fluid

Part names

Lymphocytic choriomeningitis virus Ab.IgG & IgM panelTitrPtCSFSemiQnIFLymphocytic choriomeningitis virus IgG and IgM panelTiterPoint in time (spot)Cerebral spinal fluidImmunofluorescence (IF)

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 41843-4 | HealthAssure