LOINCActiveBoth

LOINC Code 17839-2: Alpha fucosidase (Bld) [Catalytic activity/Vol]

17839-2 is a LOINC code used to identify Alpha fucosidase (Bld) [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 Alpha fucosidase. It is commonly used with the system or sample type Bld.

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 Alpha fucosidase. It is commonly used with the system or sample type Bld.

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

  • Alpha fucosidase [Enzymatic activity/volume] in Blood
  • Alpha fucosidase
  • A-Fucosidase; Alfa; Alpha-L-fucosidase; Blood; Catalytic Concentration; Chemistry; Fucosidosis; Point in time; QNT; Quan; Quant; Quantitative; Random; WB; Whole blood

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

Alpha fucosidase (Bld) [Catalytic activity/Vol]Alpha fucosidase [Enzymatic activity/volume] in BloodA-Fucosidase Bld-cCncAlpha fucosidaseCHEMAlpha fucosidase, BloodCCnc

Frequently asked questions

Code details

Code17839-2
SystemLOINC
Display nameAlpha fucosidase (Bld) [Catalytic activity/Vol]
DescriptionAlpha fucosidase
Short nameA-Fucosidase Bld-cCnc
ComponentAlpha fucosidase
PropertyCCnc
TimingPt
System (specimen)Bld
ScaleQn
ClassCHEM
Example unitsnmol/h/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.42

Consumer names

Alpha fucosidase, Blood

Part names

Alpha fucosidaseCCncPtBldQnCatalytic ConcentrationPoint in time (spot)Blood

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.

LOINC Code 17839-2 | HealthAssure