LOINCActiveObservation

LOINC Code 72923-6: Specimen source Nom (Syn fld)

72923-6 is a LOINC code used to identify Specimen source Nom (Syn fld) 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 Specimen source. It is commonly used with the system or sample type Synv fld.

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 Specimen source. It is commonly used with the system or sample type Synv 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: ACTIVE
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Specimen source [Identifier] of Synovial fluid
  • Specimen source
  • This term identifies the source (joint location) where the synovial fluid (specimen) was extracted from the patient.
  • Identity or presence; Joint aspirate; Joint fld; Joint flu; Joint fluid; Nominal; Point in time; Random; SF; SNV; Spec; Srce; Syn; Syn fl; Synov; Synovial fluid

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

Specimen source Nom (Syn fld)Specimen source [Identifier] of Synovial fluidSpecimen source SnvSpecimen sourceSPECSpecimen source, Synovial fluidPrid

Frequently asked questions

Code details

Code72923-6
SystemLOINC
Display nameSpecimen source Nom (Syn fld)
DescriptionSpecimen source
Short nameSpecimen source Snv
ComponentSpecimen source
PropertyPrid
TimingPt
System (specimen)Synv fld
ScaleNom
ClassSPEC
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.44
Last changed2.73

Consumer names

Specimen source, Synovial fluid

Part names

Specimen sourcePridPtSynv fldNomPresence or IdentityPoint in time (spot)Synovial 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 72923-6 | HealthAssure