LOINCObservation

LOINC Code 6876-7: Citrulline (24H U) [Mass/Time]

6876-7 is a LOINC code used to identify Citrulline (24H U) [Mass/Time] 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 Citrulline. It is commonly used with the system or sample type Urine.

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 Citrulline. It is commonly used with the system or sample type Urine.

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: Observation

What it does not mean

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

Key facts

  • Citrulline [Mass/time] in 24 hour Urine
  • Citrulline
  • 1 day; 24 hours; 24HR; Chemistry; CIT; Citr; Mass rate; mRate; QNT; Quan; Quant; Quantitative; UA; UR; Urn

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

Citrulline (24H U) [Mass/Time]Citrulline [Mass/time] in 24 hour UrineCitrulline 24h Ur-mRateCitrullineCHEMCitrulline, UrineMRat

Frequently asked questions

Code details

Code6876-7
SystemLOINC
Display nameCitrulline (24H U) [Mass/Time]
DescriptionCitrulline
Short nameCitrulline 24h Ur-mRate
ComponentCitrulline
PropertyMRat
Timing24H
System (specimen)Urine
ScaleQn
ClassCHEM
StatusDISCOURAGED
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0h(2)
Last changed2.73

Consumer names

Citrulline, Urine

Part names

CitrullineMRat24HUrineQnMass Rate24 hours

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 6876-7 | HealthAssure