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 94002-3: Anion gap 3 1 Hr post dose vasopressin [Moles/Vol]

Name: LOINC Code 94002-3: Anion gap 3 1 Hr post dose vasopressin [Moles/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:23.054Z

94002-3 is a LOINC code used to identify Anion gap 3 1 Hr post dose vasopressin [Moles/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 Anion Gap 3^1H post dose vasopressin. It is commonly used with the system or sample type Ser/Plas.

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 Anion Gap 3^1H post dose vasopressin. 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: Observation

What it does not mean

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

Key facts

Anion gap 3 in Serum or Plasma --1 hour post dose vasopressin
Anion Gap 3^1H post dose vasopressin
1 hour; 1.0Hr; 1h p Vaso; 60 min; 60 minutes; 60M; 60min; ADH; Adiuretin; After; Ag; AnGAP; Anion Gap3; Antidiuretic hormone; Arginine vasopressin hormone; AVH; CHEMISTRY.CHALLENGE TESTING; III; Level; p dose; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Substance concentration; VP

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

Anion gap 3 1 Hr post dose vasopressin [Moles/Vol]Anion gap 3 in Serum or Plasma --1 hour post dose vasopressinAnion Gap3 1h p Vaso SerPl-sCncAnion Gap 3^1H post dose vasopressinCHALAnion gap 3 1 hr after vasopressin, BloodSCnc

Frequently asked questions

Code details

Code94002-3

SystemLOINC

Display nameAnion gap 3 1 Hr post dose vasopressin [Moles/Vol]

DescriptionAnion Gap 3^1H post dose vasopressin

Short nameAnion Gap3 1h p Vaso SerPl-sCnc

ComponentAnion Gap 3^1H post dose vasopressin

PropertySCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassCHAL

Example unitsmmol/L

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.67

Last changed2.67

Consumer names

Anion gap 3 1 hr after vasopressin, Blood

Part names

Anion Gap 3^1H post dose vasopressinSCncPtSer/PlasQnSubstance 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.