LOINCActiveBoth

LOINC Code 81426-9: Microscopic observation Acetate esterase stain Nom (BldV)

81426-9 is a LOINC code used to identify Microscopic observation Acetate esterase stain Nom (BldV) 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 Observation. It is commonly used with the system or sample type BldV.

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 Observation. It is commonly used with the system or sample type BldV.

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
  • Method: Acetate esterase stain

What it does not mean

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

Key facts

  • Microscopic observation [Identifier] in Venous blood by Acetate esterase stain
  • Observation
  • AE Stn; ANA; Bld ven; Bld venous; Blood - venous; Blood ven; Blood venus; Identity or presence; Nominal; Non-specific esterase stain; NSE; Pathology; Point in time; Random; St; Stains; Stn; Venous

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

Microscopic observation Acetate esterase stain Nom (BldV)Microscopic observation [Identifier] in Venous blood by Acetate esterase stainAE Stn BldVObservationPATHMicroscopic observation, BloodPrid

Frequently asked questions

Code details

Code81426-9
SystemLOINC
Display nameMicroscopic observation Acetate esterase stain Nom (BldV)
DescriptionObservation
Short nameAE Stn BldV
ComponentObservation
PropertyPrid
TimingPt
System (specimen)BldV
ScaleNom
MethodAcetate esterase stain
ClassPATH
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.78

Consumer names

Microscopic observation, Blood

Part names

ObservationPridPtBldVNomAcetate esterase stainPresence or IdentityPoint in time (spot)Blood venous

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 81426-9 | HealthAssure