LOINCBoth

LOINC Code 35241-9: Urea nitrogen (Dial fld) [Mass or moles/Vol]

35241-9 is a LOINC code used to identify Urea nitrogen (Dial fld) [Mass or 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 Urea nitrogen. It is commonly used with the system or sample type Dial fld.

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 Urea nitrogen. It is commonly used with the system or sample type Dial fld.

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: DISCOURAGED
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Urea nitrogen [Mass or Moles/volume] in Dialysis fluid
  • Urea nitrogen
  • Blood urea nitrogen; Chemistry; Diaf; Dialysate; Dialysis fluid; Level; N; N2; Nit; Point in time; QNT; Quan; Quant; Quantitative; Random; UN

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

Urea nitrogen (Dial fld) [Mass or moles/Vol]Urea nitrogen [Mass or Moles/volume] in Dialysis fluidUrea nit Dial fld-msCncUrea nitrogenCHEMUrea Nitrogen (BUN), Dialysis fluidMSCnc

Frequently asked questions

Code details

Code35241-9
SystemLOINC
Display nameUrea nitrogen (Dial fld) [Mass or moles/Vol]
DescriptionUrea nitrogen
Short nameUrea nit Dial fld-msCnc
ComponentUrea nitrogen
PropertyMSCnc
TimingPt
System (specimen)Dial fld
ScaleQn
ClassCHEM
StatusDISCOURAGED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.11
Last changed2.42

Consumer names

Urea Nitrogen (BUN), Dialysis fluid

Part names

Urea nitrogenMSCncPtDial fldQnMass or Substance ConcentrationPoint in time (spot)Dialysis fluid

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 35241-9 | HealthAssure