LOINCActiveObservation

LOINC Code 35180-9: DPA [Moles/Vol]

35180-9 is a LOINC code used to identify DPA [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 Docosapentaenate w3. It is commonly used with the system or sample type Ser/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 Docosapentaenate w3. 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

Docosapentaenate (C225w3) [Moles/volume] in Serum or Plasma
Docosapentaenate w3
C225w3; Chemistry; Docosapentaenic acid; DPA; Level; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; 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

DPA [Moles/Vol]Docosapentaenate (C22:5w3) [Moles/volume] in Serum or PlasmaDPA SerPl-sCncDocosapentaenate w3CHEMDPA, BloodSCnc

Frequently asked questions

Code details

Code35180-9
SystemLOINC
Display nameDPA [Moles/Vol]
DescriptionDocosapentaenate w3
Short nameDPA SerPl-sCnc
ComponentDocosapentaenate w3
PropertySCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHEM
Example unitsumol/L
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.11
Last changed2.73

Consumer names

DPA, Blood

Part names

Docosapentaenate w3SCncPtSer/PlasQnDocosapentaenate (C22:5w3)Substance 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.

LOINC Code 35180-9 | HealthAssure