LOINCActiveObservation

LOINC Code 26804-5: Gamma aminobutyrate Ql (24H U)

26804-5 is a LOINC code used to identify Gamma aminobutyrate Ql (24H U) 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 Gamma aminobutyrate. 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 Gamma aminobutyrate. 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: ACTIVE
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Gamma aminobutyrate [Presence] in 24 hour Urine
  • Gamma aminobutyrate
  • 1 day; 24 hours; 24HR; 4-aminobutanoic acid; 4-aminobutyrate; 4-aminobutyric acid; Aminobutric; Aminobutyric; Amino-n-butyrate; Chemistry; GABA; Gamma aminobutyric acid; Gamma amino-butyric acid; Gamma amino-n-butyrate; Gamma amino-n-butyric acid; Ordinal; Piperidic acid; PR; QL; Qual; Qualitative; Screen; 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

Gamma aminobutyrate Ql (24H U)Gamma aminobutyrate [Presence] in 24 hour UrineGABA 24h Ur QlGamma aminobutyrateCHEMGamma aminobutyrate, UrinePrThr

Frequently asked questions

Code details

Code26804-5
SystemLOINC
Display nameGamma aminobutyrate Ql (24H U)
DescriptionGamma aminobutyrate
Short nameGABA 24h Ur Ql
ComponentGamma aminobutyrate
PropertyPrThr
Timing24H
System (specimen)Urine
ScaleOrd
ClassCHEM
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.00
Last changed2.56

Consumer names

Gamma aminobutyrate, Urine

Part names

Gamma aminobutyratePrThr24HUrineOrdPresence or Threshold24 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 26804-5 | HealthAssure