LOINCActiveOrder

LOINC Code 43126-2: Cortisol.free panel (24H U)

43126-2 is a LOINC code used to identify Cortisol.free panel (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 Cortisol.free panel. It is commonly used with the system or sample type Urine.

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 Cortisol.free panel. 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: Order
  • Panel type: Panel

What it does not mean

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

Key facts

  • Cortisol.free panel - 24 hour Urine
  • Cortisol.free panel
  • 1 day; 17-Hydroxycorticosterone; 24 hours; 24HR; Chemistry; Compound F; Coritsol; Cort; Cortis F; Cortisol Free Pnl; F; FR; hydrocortisone; Non-protein bound; Pan; PANEL.CHEMISTRY; Panl; Pnl; QNT; Quan; Quant; Quantitative; UA; UFC; 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

Cortisol.free panel (24H U)Cortisol.free panel - 24 hour UrineCortisol Free Pnl 24h UrCortisol.free panelPANEL.CHEMFree cortisol panel, Urine-

Frequently asked questions

Code details

Code43126-2
SystemLOINC
Display nameCortisol.free panel (24H U)
DescriptionCortisol.free panel
Short nameCortisol Free Pnl 24h Ur
ComponentCortisol.free panel
Property-
Timing24H
System (specimen)Urine
ScaleQn
ClassPANEL.CHEM
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.73

Consumer names

Free cortisol panel, Urine

Part names

Cortisol.free panel-24HUrineQn24 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 43126-2 | HealthAssure