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 63281-0: Mitochondria M2 Ab IA Ql (Body fld)

Name: LOINC Code 63281-0: Mitochondria M2 Ab IA Ql (Body fld)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:42.802Z

63281-0 is a LOINC code used to identify Mitochondria M2 Ab IA Ql (Body fld) 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 Mitochondria M2 Ab. It is commonly used with the system or sample type Body fld.

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 Mitochondria M2 Ab. It is commonly used with the system or sample type Body fld.

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

Mitochondria M2 Ab [Presence] in Body fluid by Immunoassay
Mitochondria M2 Ab
ABS; Aby; AMA-M2; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; EIA; ELFA; ELISA; Enzyme immunoassay; Fl; Fld; FLU; Fluid; Hepatology; IAA; Liver; MEIA; Microtubule Associated Protein 2; Mito; Mitochon; Mitochond; Mitochondrial; Mitochondrial m2; Ordinal; Point in time; PR; Pyruvate dehydrogenase ab; QL; Qual; Qualitative; Random; Screen; Serology; SUDS

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

Mitochondria M2 Ab IA Ql (Body fld)Mitochondria M2 Ab [Presence] in Body fluid by ImmunoassayMitochondria M2 Ab Fld Ql IAMitochondria M2 AbSEROMitochondria M2 antibody, Body fluidPrThr

Frequently asked questions

Code details

Code63281-0

SystemLOINC

Display nameMitochondria M2 Ab IA Ql (Body fld)

DescriptionMitochondria M2 Ab

Short nameMitochondria M2 Ab Fld Ql IA

ComponentMitochondria M2 Ab

PropertyPrThr

TimingPt

System (specimen)Body fld

ScaleOrd

MethodIA

ClassSERO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.56

Consumer names

Mitochondria M2 antibody, Body fluid

Part names

Mitochondria M2 AbPrThrPtBody fldOrdIAPresence or ThresholdPoint in time (spot)Body fluidImmunoassay

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.