LOINCActiveBoth

LOINC Code 33783-2: Atrial natriuretic factor (P) [Moles/Vol]

33783-2 is a LOINC code used to identify Atrial natriuretic factor (P) [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 Atrial natriuretic factor. It is commonly used with the system or sample type 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 Atrial natriuretic factor. It is commonly used with the system or sample type 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

  • Atrial natriuretic factor [Moles/volume] in Plasma
  • Atrial natriuretic factor
  • ANF; Atrial natriuretic polypeptide; Chemistry; Fac; Fact; Level; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; Substance concentration

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

Atrial natriuretic factor (P) [Moles/Vol]Atrial natriuretic factor [Moles/volume] in PlasmaANF Plas-sCncAtrial natriuretic factorCHEMAtrial natriuretic factor, BloodSCnc

Frequently asked questions

Code details

Code33783-2
SystemLOINC
Display nameAtrial natriuretic factor (P) [Moles/Vol]
DescriptionAtrial natriuretic factor
Short nameANF Plas-sCnc
ComponentAtrial natriuretic factor
PropertySCnc
TimingPt
System (specimen)Plas
ScaleQn
ClassCHEM
Example unitsfmol/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.09
Last changed2.34

Consumer names

Atrial natriuretic factor, Blood

Part names

Atrial natriuretic factorSCncPtPlasQnSubstance ConcentrationPoint in time (spot)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.

LOINC Code 33783-2 | HealthAssure