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 40783-3: Polio virus IgG spec 2 (CSF) [Titer]

Name: LOINC Code 40783-3: Polio virus IgG spec 2 (CSF) [Titer]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:27.146Z

40783-3 is a LOINC code used to identify Polio virus IgG spec 2 (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 Polio virus Ab.IgG^2nd specimen. 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 Polio virus Ab.IgG^2nd specimen. 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

Polio virus IgG Ab [Titer] in Cerebral spinal fluid --2nd specimen
Polio virus Ab.IgG^2nd specimen
ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; Convalescent; Dilution factor; Dilution Factor (Titer); ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Neuro; Neurology; Point in time; Poliovirus; Post immunization; PV; Random; Second; SmQn; sp2; Spec; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Titer; Titered; Titre; 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

Polio virus IgG spec 2 (CSF) [Titer]Polio virus IgG Ab [Titer] in Cerebral spinal fluid --2nd specimenPV IgG sp2 Titr CSFPolio virus Ab.IgG^2nd specimenMICROPolio virus IgG antibody specimen 2, Spinal fluidTitr

Frequently asked questions

Code details

Code40783-3

SystemLOINC

Display namePolio virus IgG spec 2 (CSF) [Titer]

DescriptionPolio virus Ab.IgG^2nd specimen

Short namePV IgG sp2 Titr CSF

ComponentPolio virus Ab.IgG^2nd specimen

PropertyTitr

TimingPt

System (specimen)CSF

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

Polio virus IgG antibody specimen 2, Spinal fluid

Part names

Polio virus Ab.IgG^2nd specimenTitrPtCSFSemiQnTiterPoint 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.