LOINCActiveBoth

LOINC Code 47786-9: Threonine/Total AA (CSF) [Molar fraction]

47786-9 is a LOINC code used to identify Threonine/Total AA (CSF) [Molar fraction] 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 Threonine/Amino acids.total. It is commonly used with the system or sample type CSF.

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 Threonine/Amino acids.total. It is commonly used with the system or sample type CSF.

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

  • Threonine/Amino acids.total in Cerebral spinal fluid
  • Threonine/Amino acids.total
  • AA; Acd; Acid; Amino acid; Amino acids.total; Cerebral spinal fluid; Cerebrospinal Fl; Chemistry; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Substance fraction; Thr; Tot; Totl

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

Threonine/Total AA (CSF) [Molar fraction]Threonine/Amino acids.total in Cerebral spinal fluidThreonine SFr CSFThreonine/Amino acids.totalCHEMThreonine/Total Amino Acids, Spinal fluidSFr

Frequently asked questions

Code details

Code47786-9
SystemLOINC
Display nameThreonine/Total AA (CSF) [Molar fraction]
DescriptionThreonine/Amino acids.total
Short nameThreonine SFr CSF
ComponentThreonine/Amino acids.total
PropertySFr
TimingPt
System (specimen)CSF
ScaleQn
ClassCHEM
Example units%
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.21
Last changed2.70

Consumer names

Threonine/Total Amino Acids, Spinal fluid

Part names

Threonine/Amino acids.totalSFrPtCSFQnSubstance FractionPoint in time (spot)Cerebral spinal 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 47786-9 | HealthAssure