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LOINC Code 57552-2: 18-Hydroxydeoxycorticosterone 30 Min post dose corticotropin [Moles/Vol]

57552-2 is a LOINC code used to identify 18-Hydroxydeoxycorticosterone 30 Min post dose corticotropin [Moles/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 18-Hydroxydeoxycorticosterone^30M post dose corticotropin. It is commonly used with the system or sample type Ser/Plas.

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 18-Hydroxydeoxycorticosterone^30M post dose corticotropin. 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

  • 18-Hydroxydeoxycorticosterone [Moles/volume] in Serum or Plasma --30 minutes post dose corticotropin
  • 18-Hydroxydeoxycorticosterone^30M post dose corticotropin
  • 18-Hydroxy deoxycorticosterone; 18-OH-DOC; 18OH-DOC; 30M p ACTH; ACTH; Adrenocorticotrophic hormone; Adrenocorticotropin; After; c206; c74; CHEMISTRY.CHALLENGE TESTING; Cortrosyn; Level; p ACTH; p dose; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; Rc206; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Substance concentration; 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

18-Hydroxydeoxycorticosterone 30 Min post dose corticotropin [Moles/Vol]18-Hydroxydeoxycorticosterone [Moles/volume] in Serum or Plasma --30 minutes post dose corticotropin18OH-DOC 30M p ACTH SerPl-sCnc18-Hydroxydeoxycorticosterone^30M post dose corticotropinCHAL18-Hydroxydeoxycorticosterone 30 min after Corticotropin, BloodSCnc

Frequently asked questions

Code details

Code57552-2
SystemLOINC
Display name18-Hydroxydeoxycorticosterone 30 Min post dose corticotropin [Moles/Vol]
Description18-Hydroxydeoxycorticosterone^30M post dose corticotropin
Short name18OH-DOC 30M p ACTH SerPl-sCnc
Component18-Hydroxydeoxycorticosterone^30M post dose corticotropin
PropertySCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHAL
Example unitspmol/L
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.29
Last changed2.70

Consumer names

18-Hydroxydeoxycorticosterone 30 min after Corticotropin, Blood

Part names

18-Hydroxydeoxycorticosterone^30M post dose corticotropinSCncPtSer/PlasQnSubstance 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.