LOINCActiveObservation

LOINC Code 50078-5: 17-Hydroxypregnenolone pre 250 ug corticotropin [Moles/Vol]

50078-5 is a LOINC code used to identify 17-Hydroxypregnenolone pre 250 ug 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 17-Hydroxypregnenolone^pre 250 ug corticotropin. 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 17-Hydroxypregnenolone^pre 250 ug 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

  • 17-Hydroxypregnenolone [Moles/volume] in Serum or Plasma --pre 250 ug corticotropin
  • 17-Hydroxypregnenolone^pre 250 ug corticotropin
  • 17 alpha-Hydroxypregnanolone; 17 hydroxy pregnenolone; 17-alpha-Hydroxypregnenolone; 17alpha-Hydroxypregnenolone; 17OH-Preg; ACTH; Adrenocorticotrophic hormone; Adrenocorticotropin; Before; c206; c74; CHEMISTRY.CHALLENGE TESTING; Cortrosyn; Level; mcg; Pl; Plasma; Plsm; Point in time; pre 250 ug ACTH; 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

17-Hydroxypregnenolone pre 250 ug corticotropin [Moles/Vol]17-Hydroxypregnenolone [Moles/volume] in Serum or Plasma --pre 250 ug corticotropin17OH-Preg pre 250 ug ACTH SerPl-sCnc17-Hydroxypregnenolone^pre 250 ug corticotropinCHAL17-Hydroxypregnenolone before 250 ug Corticotropin, BloodSCnc

Frequently asked questions

Code details

Code50078-5
SystemLOINC
Display name17-Hydroxypregnenolone pre 250 ug corticotropin [Moles/Vol]
Description17-Hydroxypregnenolone^pre 250 ug corticotropin
Short name17OH-Preg pre 250 ug ACTH SerPl-sCnc
Component17-Hydroxypregnenolone^pre 250 ug corticotropin
PropertySCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHAL
Example unitsnmol/L
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.22
Last changed2.70

Consumer names

17-Hydroxypregnenolone before 250 ug Corticotropin, Blood

Part names

17-Hydroxypregnenolone^pre 250 ug 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.