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 73958-1: Cholesterol esterase (DBS) [Catalytic activity/Vol]

Name: LOINC Code 73958-1: Cholesterol esterase (DBS) [Catalytic activity/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

73958-1 is a LOINC code used to identify Cholesterol esterase (DBS) [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 Cholesterol esterase. It is commonly used with the system or sample type Bld.dot.

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 Cholesterol esterase. It is commonly used with the system or sample type Bld.dot.

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

Cholesterol esterase [Enzymatic activity/volume] in DBS
Cholesterol esterase
Measurement of cholesterol esterase (lysosomal acid lipase, LAL) activity in dried blood spots (DBS) is performed to diagnose cholesterol ester storage disease (CESD) and Wolman Disease (WD).
Acid lipase; Blood; Catalytic Concentration; CE; Chemistry; Chol; Choles; Cholest; Cholest Est; Cholesterol total; Cholesterols; DBS; Dried blood spot; Filter paper; FP; Lipid; lysosomal acid lipase; Point in time; QNT; Quan; Quant; Quantitative; Random; WB; Whole blood; Wolman/cholesterol ester storage disease

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 Cholesterol esterase (DBS) [Catalytic activity/Vol] (73958-1)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Cholesterol esterase (DBS) [Catalytic activity/Vol]Cholesterol esterase [Enzymatic activity/volume] in DBSCholest Est DBS-cCncCholesterol esteraseCHEMCholesterol esterase, Dried blood spotCCnc

Frequently asked questions

Code details

Code73958-1

SystemLOINC

Display nameCholesterol esterase (DBS) [Catalytic activity/Vol]

DescriptionCholesterol esterase

Short nameCholest Est DBS-cCnc

ComponentCholesterol esterase

PropertyCCnc

TimingPt

System (specimen)Bld.dot

ScaleQn

ClassCHEM

Example unitsnmol/h/mL

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.44

Last changed2.73

Consumer names

Cholesterol esterase, Dried blood spot

Part names

Cholesterol esteraseCCncPtBld.dotQnCatalytic ConcentrationPoint in time (spot)DBS

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.