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 104407-2: Hantavirus IgG spec 2 IA (S) [Titer]

Name: LOINC Code 104407-2: Hantavirus IgG spec 2 IA (S) [Titer]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:18.505Z

104407-2 is a LOINC code used to identify Hantavirus IgG spec 2 IA (S) [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 Hantavirus Ab.IgG^2nd specimen. It is commonly used with the system or sample type Ser.

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 Hantavirus Ab.IgG^2nd specimen. It is commonly used with the system or sample type Ser.

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
Method: IA

What it does not mean

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

Key facts

Hantavirus IgG Ab [Titer] in Serum by Immunoassay --2nd specimen
Hantavirus Ab.IgG^2nd specimen
ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Convalescent; Dilution factor; Dilution Factor (Titer); EIA; ELFA; ELISA; Enzyme immunoassay; Hanta virus; Hemorrhagic fever with renal syndrome; HFRS; HPS; HTNV; IAA; Immune globulin G; Immunoglobulin G; MEIA; Microbiology; Orthohantavirus; Point in time; Post immunization; Random; Second; Serum; SmQn; SNV; sp2; Spec; SR; SUDS; 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

Hantavirus IgG spec 2 IA (S) [Titer]Hantavirus IgG Ab [Titer] in Serum by Immunoassay --2nd specimenHantavirus IgG sp2 Titr Ser IAHantavirus Ab.IgG^2nd specimenMICROHantavirus IgG antibody specimen 2, BloodTitr

Frequently asked questions

Code details

Code104407-2

SystemLOINC

Display nameHantavirus IgG spec 2 IA (S) [Titer]

DescriptionHantavirus Ab.IgG^2nd specimen

Short nameHantavirus IgG sp2 Titr Ser IA

ComponentHantavirus Ab.IgG^2nd specimen

PropertyTitr

TimingPt

System (specimen)Ser

ScaleSemiQn

MethodIA

ClassMICRO

Example unitstiter

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.77

Last changed2.77

Consumer names

Hantavirus IgG antibody specimen 2, Blood

Part names

Hantavirus Ab.IgG^2nd specimenTitrPtSerSemiQnIATiterPoint in time (spot)SerumImmunoassay

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.