LOINCActiveBoth

LOINC Code 44279-8: 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone (U) [Mass ratio]

44279-8 is a LOINC code used to identify 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone (U) [Mass ratio] 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 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone. It is commonly used with the system or sample type Urine.

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 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone. 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: Both

What it does not mean

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

Key facts

  • 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone [Mass Ratio] in Urine
  • 16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone
  • 16 alphaOH-DHEA; 16 alphaOH-Preg; 16A OH-DHEA; 16A OH-Preg; 16-Alpha hydroxy dehydroepiandrosterone; 16-Alpha hydroxy pregnenolone; 16-alpha-hydroxy-DHEA; 3 beta,16 alpha-dihydroxypregn-5-en-20-one; Alfa; Chemistry; Mass concentration ratio; Mass ratio; MCRto; Point in time; QNT; Quan; Quant; Quantitative; Random; UA; 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

16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone (U) [Mass ratio]16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone [Mass Ratio] in Urine16A OH-Preg/16A OH-DHEA Ur16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosteroneCHEM16-Alpha hydroxypregnenolone/16-Alpha Hydroxydehydroepiandrosterone, UrineMRto

Frequently asked questions

Code details

Code44279-8
SystemLOINC
Display name16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone (U) [Mass ratio]
Description16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone
Short name16A OH-Preg/16A OH-DHEA Ur
Component16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosterone
PropertyMRto
TimingPt
System (specimen)Urine
ScaleQn
ClassCHEM
Example unitsng/ng
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.42

Consumer names

16-Alpha hydroxypregnenolone/16-Alpha Hydroxydehydroepiandrosterone, Urine

Part names

16-Alpha hydroxypregnenolone/16-Alpha hydroxydehydroepiandrosteroneMRtoPtUrineQnMass RatioPoint in time (spot)

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.