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 24087-9: Iduronate-2-Sulfatase [Catalytic activity/Vol]

Name: LOINC Code 24087-9: Iduronate-2-Sulfatase [Catalytic activity/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

24087-9 is a LOINC code used to identify Iduronate-2-Sulfatase [Catalytic activity/Vol] 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 Iduronate-2-Sulfatase. It is commonly used with the system or sample type Ser/Plas.

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 Iduronate-2-Sulfatase. It is commonly used with the system or sample type Ser/Plas.

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

What it does not mean

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

Key facts

Iduronate-2-Sulfatase [Enzymatic activity/volume] in Serum or Plasma
Iduronate-2-Sulfatase
Catalytic Concentration; Chemistry; Hunter disease; Iduronate2Sulfatas; II; MPS II; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Iduronate-2-Sulfatase [Catalytic activity/Vol] (24087-9)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Iduronate-2-Sulfatase [Catalytic activity/Vol]Iduronate-2-Sulfatase [Enzymatic activity/volume] in Serum or PlasmaIduronate2Sulfatas SerPl-cCncIduronate-2-SulfataseCHEMIduronate-2-Sulfatase, BloodCCnc

Frequently asked questions

Code details

Code24087-9

SystemLOINC

Display nameIduronate-2-Sulfatase [Catalytic activity/Vol]

DescriptionIduronate-2-Sulfatase

Short nameIduronate2Sulfatas SerPl-cCnc

ComponentIduronate-2-Sulfatase

PropertyCCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassCHEM

Example unitspmol/H/mL

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0o

Last changed2.70

Consumer names

Iduronate-2-Sulfatase, Blood

Part names

Iduronate-2-SulfataseCCncPtSer/PlasQnCatalytic ConcentrationPoint in time (spot)Serum or Plasma

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.