LOINCActiveBoth

LOINC Code 17760-0: Urea nitrogen pre dialysis (BldV) [Mass/Vol]

17760-0 is a LOINC code used to identify Urea nitrogen pre dialysis (BldV) [Mass/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^pre dialysis. 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 Urea nitrogen^pre dialysis. 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

What it does not mean

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

Key facts

  • Urea nitrogen [Mass/volume] in Venous blood --pre dialysis
  • Urea nitrogen^pre dialysis
  • Before; Bld ven; Bld venous; Blood - venous; Blood urea nitrogen; Blood ven; Blood venus; Chemistry; Dialy; Level; Mass concentration; N; N2; Nit; Point in time; QNT; Quan; Quant; Quantitative; Random; UN; 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

Urea nitrogen pre dialysis (BldV) [Mass/Vol]Urea nitrogen [Mass/volume] in Venous blood --pre dialysisBUN pre dial BldV-mCncUrea nitrogen^pre dialysisCHEMUrea Nitrogen (BUN) before Dialysis, BloodMCnc

Frequently asked questions

Code details

Code17760-0
SystemLOINC
Display nameUrea nitrogen pre dialysis (BldV) [Mass/Vol]
DescriptionUrea nitrogen^pre dialysis
Short nameBUN pre dial BldV-mCnc
ComponentUrea nitrogen^pre dialysis
PropertyMCnc
TimingPt
System (specimen)BldV
ScaleQn
ClassCHEM
Example unitsmg/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.42

Consumer names

Urea Nitrogen (BUN) before Dialysis, Blood

Part names

Urea nitrogen^pre dialysisMCncPtBldVQnMass ConcentrationPoint 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 17760-0 | HealthAssure