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 16425-1: Babesia sp IgM IF Qn (S)

Name: LOINC Code 16425-1: Babesia sp IgM IF Qn (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

16425-1 is a LOINC code used to identify Babesia sp IgM IF Qn (S) 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 Babesia sp Ab.IgM. It is commonly used with the system or sample type Ser.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Babesia sp Ab.IgM. 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: IF

What it does not mean

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

Key facts

Babesia sp IgM Ab [Units/volume] in Serum by Immunofluorescence
Babesia sp Ab.IgM
ABS; Aby; ACIF; Antby; Anti; Antibodies; Antibody; Anticomplement Immunofluorescence; Arbitrary concentration; Autoantibodies; Autoantibody; Babesiosis; FA; Fluorescent antibody; Fluoresent; ID; IFA; Immune fluorescence; Immune globulin M; Immunoflour; Immunofluor; Immunofluorescence; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; Piroplasmosis; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; species; spp; SR; Time Resolved Fluorescence; TRF

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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Babesia sp IgM IF Qn (S) (16425-1)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Babesia sp IgM IF Qn (S)Babesia sp IgM Ab [Units/volume] in Serum by ImmunofluorescenceBabesia IgM Ser IF-aCncBabesia sp Ab.IgMMICROBabesia sp IgM antibody, BloodACnc

Frequently asked questions

Code details

Code16425-1

SystemLOINC

Display nameBabesia sp IgM IF Qn (S)

DescriptionBabesia sp Ab.IgM

Short nameBabesia IgM Ser IF-aCnc

ComponentBabesia sp Ab.IgM

PropertyACnc

TimingPt

System (specimen)Ser

ScaleQn

MethodIF

ClassMICRO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0l

Last changed2.69

Consumer names

Babesia sp IgM antibody, Blood

Part names

Babesia sp Ab.IgMACncPtSerQnIFBabesia sp IgMArbitrary ConcentrationPoint in time (spot)SerumImmunofluorescence (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.