LOINCActiveBoth

LOINC Code 94866-1: 7-Alpha hydroxy-4-cholesten-3-one [Mass/Vol]

94866-1 is a LOINC code used to identify 7-Alpha hydroxy-4-cholesten-3-one [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 7-Alpha hydroxy-4-cholesten-3-one. 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 7-Alpha hydroxy-4-cholesten-3-one. 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: Both

What it does not mean

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

Key facts

  • 7-Alpha hydroxy-4-cholesten-3-one [Mass/volume] in Serum or Plasma
  • 7-Alpha hydroxy-4-cholesten-3-one
  • 7a-hydroxy-4-cholesten-3-one; 7a-OH-4-chol-3-one; 7-hydroxy-4-cholesten-3-one; Alfa; Chemistry; Genetics; Heredity; Heritable; Hydrox; III; Inherited; Level; Mass concentration; Neuro; Neurology; OH; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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

7-Alpha hydroxy-4-cholesten-3-one [Mass/Vol]7-Alpha hydroxy-4-cholesten-3-one [Mass/volume] in Serum or Plasma7a-OH-4-chol-3-one SerPl-mCnc7-Alpha hydroxy-4-cholesten-3-oneCHEM7-Alpha hydroxy-4-cholesten-3-one, BloodMCnc

Frequently asked questions

Code details

Code94866-1
SystemLOINC
Display name7-Alpha hydroxy-4-cholesten-3-one [Mass/Vol]
Description7-Alpha hydroxy-4-cholesten-3-one
Short name7a-OH-4-chol-3-one SerPl-mCnc
Component7-Alpha hydroxy-4-cholesten-3-one
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHEM
Example unitsng/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.68

Consumer names

7-Alpha hydroxy-4-cholesten-3-one, Blood

Part names

7-Alpha hydroxy-4-cholesten-3-oneMCncPtSer/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.

LOINC Code 94866-1 | HealthAssure