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LOINC Code 63349-5: Sjogrens syndrome-B extractable nuclear Ab Immune diff Ql (Body fld)

63349-5 is a LOINC code used to identify Sjogrens syndrome-B extractable nuclear Ab Immune diff 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 Sjogrens syndrome-B extractable nuclear Ab. It is commonly used with the system or sample type Body fld.

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 Sjogrens syndrome-B extractable nuclear 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: Immune diffusion

What it does not mean

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

Key facts

  • Sjogrens syndrome-B extractable nuclear Ab [Presence] in Body fluid by Immune diffusion (ID)
  • Sjogrens syndrome-B extractable nuclear Ab
  • ABS; Aby; ANA; ANF; Antby; Anti; Antibodies; Antibody; Antinuclear antibody; Autoantibodies; Autoantibody; B/F; BF; bod; Bodies; Body fluid; Body fluid, unsp; ENA; ENA SS-B; Fl; Fld; FLU; Fluid; HA; Ha AB; ID; Imm; Immunodiff; Immunodiffusion; Imun; Imune; La AB; NA; Nuc; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serology; Sjogren; SS; SSB; SS-B

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-B extractable nuclear Ab Immune diff Ql (Body fld)Sjogrens syndrome-B extractable nuclear Ab [Presence] in Body fluid by Immune diffusion (ID)ENA SS-B Ab Fld Ql IDSjogrens syndrome-B extractable nuclear AbSEROSjogrens syndrome-B extractable nuclear antibody, Body fluidPrThr

Frequently asked questions

Code details

Code63349-5
SystemLOINC
Display nameSjogrens syndrome-B extractable nuclear Ab Immune diff Ql (Body fld)
DescriptionSjogrens syndrome-B extractable nuclear Ab
Short nameENA SS-B Ab Fld Ql ID
ComponentSjogrens syndrome-B extractable nuclear Ab
PropertyPrThr
TimingPt
System (specimen)Body fld
ScaleOrd
MethodImmune diffusion
ClassSERO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.36
Last changed2.56

Consumer names

Sjogrens syndrome-B extractable nuclear antibody, Body fluid

Part names

Sjogrens syndrome-B extractable nuclear AbPrThrPtBody fldOrdImmune diffusionPresence or ThresholdPoint in time (spot)Body fluidImmune diffusion (ID)

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.