What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 1409-2: Cortisol 24 Hr post 500 ug corticotropin IM [Mass/Vol]

Name: LOINC Code 1409-2: Cortisol 24 Hr post 500 ug corticotropin IM [Mass/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:24.420Z

1409-2 is a LOINC code used to identify Cortisol 24 Hr post 500 ug corticotropin IM [Mass/Vol] 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^24H post 500 ug corticotropin IM. It is commonly used with the system or sample type Ser/Plas.

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^24H post 500 ug corticotropin IM. It is commonly used with the system or sample type Ser/Plas.

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

Cortisol [Mass/volume] in Serum or Plasma --24 hours post 500 ug corticotropin IM
Cortisol^24H post 500 ug corticotropin IM
17-Hydroxycorticosterone; 24h p 500 ug ACTH IM; ACTH; Adrenocorticotrophic hormone; Adrenocorticotropin; After; c206; c74; CHEMISTRY.CHALLENGE TESTING; Compound F; Coritsol; Cort; Cortrosyn; F; hydrocortisone; Level; Mass concentration; mcg; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; Rc206; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Tumor marker

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 24 Hr post 500 ug corticotropin IM [Mass/Vol]Cortisol [Mass/volume] in Serum or Plasma --24 hours post 500 ug corticotropin IMCortis 24h p 500 ug ACTH IM SerPl-mCncCortisol^24H post 500 ug corticotropin IMCHALCortisol 24 hr after 500 ug Corticotropin intramuscular, BloodMCnc

Frequently asked questions

Code details

Code1409-2

SystemLOINC

Display nameCortisol 24 Hr post 500 ug corticotropin IM [Mass/Vol]

DescriptionCortisol^24H post 500 ug corticotropin IM

Short nameCortis 24h p 500 ug ACTH IM SerPl-mCnc

ComponentCortisol^24H post 500 ug corticotropin IM

PropertyMCnc

TimingPt

System (specimen)Ser/Plas

ScaleQn

ClassCHAL

Example unitspg/mL;ug/dL

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0

Last changed2.40

Consumer names

Cortisol 24 hr after 500 ug Corticotropin intramuscular, Blood

Part names

Cortisol^24H post 500 ug corticotropin IMMCncPtSer/PlasQnMass ConcentrationPoint in time (spot)Serum or Plasma

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.