LOINCActiveObservation

LOINC Code 54147-4: Autoantibodies IF rat liver+stomach+kidney substrate Nar (S) [Interp]

54147-4 is a LOINC code used to identify Autoantibodies IF rat liver+stomach+kidney substrate Nar (S) [Interp] 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 Autoantibodies. 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 Autoantibodies. 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: Observation
  • Method: IF rat liver+stomach+kidney substrate

What it does not mean

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

Key facts

  • Autoantibodies [Interpretation] in Serum by Immunofluorescence (IF) rat liver+stomach+kidney substrate Narrative
  • Autoantibodies
  • ACIF; Anticomplement Immunofluorescence; Auto Ab; FA; Fluorescent antibody; Fluoresent; IFA; Immune fluorescence; Immunoflour; Immunofluor; Immunofluorescence; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Narrative; Point in time; Random; Rat liv+stom+kid; Report; Serology; Serum; 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.

Common synonyms

Autoantibodies IF rat liver+stomach+kidney substrate Nar (S) [Interp]Autoantibodies [Interpretation] in Serum by Immunofluorescence (IF) rat liver+stomach+kidney substrate NarrativeAuto Ab Ser Rat liv+stom+kid-ImpAutoantibodiesSEROInterpretation of Autoantibodies test result, BloodImp

Frequently asked questions

Code details

Code54147-4
SystemLOINC
Display nameAutoantibodies IF rat liver+stomach+kidney substrate Nar (S) [Interp]
DescriptionAutoantibodies
Short nameAuto Ab Ser Rat liv+stom+kid-Imp
ComponentAutoantibodies
PropertyImp
TimingPt
System (specimen)Ser
ScaleNar
MethodIF rat liver+stomach+kidney substrate
ClassSERO
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.27
Last changed2.70

Consumer names

Interpretation of Autoantibodies test result, Blood

Part names

AutoantibodiesImpPtSerNarIF rat liver+stomach+kidney substrateImpression/interpretation of studyPoint in time (spot)SerumImmunofluorescence (IF) rat liver+stomach+kidney substrate

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.