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 63402-2: Sjogrens syndrome-A extractable nuclear Ab IA Ql (CSF)

Name: LOINC Code 63402-2: Sjogrens syndrome-A extractable nuclear Ab IA Ql (CSF)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:42.802Z

63402-2 is a LOINC code used to identify Sjogrens syndrome-A extractable nuclear Ab IA Ql (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 Sjogrens syndrome-A extractable nuclear Ab. 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 Sjogrens syndrome-A extractable nuclear Ab. 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
Method: IA

What it does not mean

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

Key facts

Sjogrens syndrome-A extractable nuclear Ab [Presence] in Cerebral spinal fluid by Immunoassay
Sjogrens syndrome-A extractable nuclear Ab
ABS; Aby; ANA; ANF; Antby; Anti; Antibodies; Antibody; Antinuclear antibody; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; EIA; ELFA; ELISA; ENA; ENA SS-A; Enzyme immunoassay; IAA; MEIA; NA; Neuro; Neurology; Nuc; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Ro; Ro AB; Screen; Serology; Sjogren; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; SS; SSA; SS-A; 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

Sjogrens syndrome-A extractable nuclear Ab IA Ql (CSF)Sjogrens syndrome-A extractable nuclear Ab [Presence] in Cerebral spinal fluid by ImmunoassayENA SS-A Ab CSF Ql IASjogrens syndrome-A extractable nuclear AbSEROSjogrens syndrome-A extractable nuclear antibody, Spinal fluidPrThr

Frequently asked questions

Code details

Code63402-2

SystemLOINC

Display nameSjogrens syndrome-A extractable nuclear Ab IA Ql (CSF)

DescriptionSjogrens syndrome-A extractable nuclear Ab

Short nameENA SS-A Ab CSF Ql IA

ComponentSjogrens syndrome-A extractable nuclear Ab

PropertyPrThr

TimingPt

System (specimen)CSF

ScaleOrd

MethodIA

ClassSERO

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.36

Last changed2.56

Consumer names

Sjogrens syndrome-A extractable nuclear antibody, Spinal fluid

Part names

Sjogrens syndrome-A extractable nuclear AbPrThrPtCSFOrdIAPresence or ThresholdPoint in time (spot)Cerebral spinal 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.