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.

LOINCActiveObservation

LOINC Code 49321-3: Cerebroside sulfatase activator Nar (Fibroblast) [Interp]

Name: LOINC Code 49321-3: Cerebroside sulfatase activator Nar (Fibroblast) [Interp]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:33.939Z

49321-3 is a LOINC code used to identify Cerebroside sulfatase activator Nar (Fibroblast) [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 Cerebroside sulfatase activator. It is commonly used with the system or sample type Fibroblasts.

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 Cerebroside sulfatase activator. It is commonly used with the system or sample type Fibroblasts.

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

What it does not mean

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

Key facts

Cerebroside sulfatase activator [Interpretation] in Fibroblast Narrative
Cerebroside sulfatase activator
Aryl sulfatase A; Arylsulfatase A; Cerebro Sulfatase Act; Chemistry; Fib; Fibr; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Metachromatic leucodystrophy; Narrative; Point in time; Random; Report; Saposin 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

Cerebroside sulfatase activator Nar (Fibroblast) [Interp]Cerebroside sulfatase activator [Interpretation] in Fibroblast NarrativeCerebro Sulfatase Act Fib-ImpCerebroside sulfatase activatorCHEMInterpretation of Cerebroside sulfatase activator test result, FibroblastImp

Frequently asked questions

Code details

Code49321-3

SystemLOINC

Display nameCerebroside sulfatase activator Nar (Fibroblast) [Interp]

DescriptionCerebroside sulfatase activator

Short nameCerebro Sulfatase Act Fib-Imp

ComponentCerebroside sulfatase activator

PropertyImp

TimingPt

System (specimen)Fibroblasts

ScaleNar

ClassCHEM

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.21

Last changed2.21

Consumer names

Interpretation of Cerebroside sulfatase activator test result, Fibroblast

Part names

Cerebroside sulfatase activatorImpPtFibroblastsNarImpression/interpretation of studyPoint in time (spot)Fibroblast

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.