What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveBoth

LOINC Code 13249-8: HSV 1+2 IgG Qn (CSF)

Name: LOINC Code 13249-8: HSV 1+2 IgG Qn (CSF)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:23.610Z

13249-8 is a LOINC code used to identify HSV 1+2 IgG Qn (CSF) 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 Herpes simplex virus 1+2 Ab.IgG. 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 Herpes simplex virus 1+2 Ab.IgG. 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: Both

What it does not mean

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

Key facts

Herpes simplex virus 1+2 IgG Ab [Units/volume] in Cerebral spinal fluid
Herpes simplex virus 1+2 Ab.IgG
ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; Herp splx; Herpes simplex virus type 1; Herpes simplex virus type 1+2; Herpes simplex virus type I+II; HSV; HSV 1+2; HSV1; HSV1+2; i; ID; II; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Neuro; Neurology; Point in time; QNT; Quan; Quant; Quantitative; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid

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

HSV 1+2 IgG Qn (CSF)Herpes simplex virus 1+2 IgG Ab [Units/volume] in Cerebral spinal fluidHSV1+2 IgG CSF-aCncHerpes simplex virus 1+2 Ab.IgGMICROHerpes simplex virus (HSV) 1+2 IgG antibody, Spinal fluidACnc

Frequently asked questions

Code details

Code13249-8

SystemLOINC

Display nameHSV 1+2 IgG Qn (CSF)

DescriptionHerpes simplex virus 1+2 Ab.IgG

Short nameHSV1+2 IgG CSF-aCnc

ComponentHerpes simplex virus 1+2 Ab.IgG

PropertyACnc

TimingPt

System (specimen)CSF

ScaleQn

ClassMICRO

Example unitsIndex Value

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0j-a

Last changed2.73

Consumer names

Herpes simplex virus (HSV) 1+2 IgG antibody, Spinal fluid

Part names

Herpes simplex virus 1+2 Ab.IgGACncPtCSFQnHerpes simplex virus 1+2 IgGArbitrary ConcentrationPoint 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.