LOINCBoth

LOINC Code 46727-4: Prolactin monomeric [Mass/Vol]

46727-4 is a LOINC code used to identify Prolactin monomeric [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 Prolactin.monomeric. 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 Prolactin.monomeric. 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: DEPRECATED
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Deprecated Prolactin monomeric [Mass/volume] in Serum or Plasma
  • Prolactin.monomeric
  • Chemistry; fPRL; Free prolactin; Lactotropic hormone; Lactotropin; Level; Mammatropic hormone; Mammotropin; Mass concentration; mPRL; Pl; Plasma; Plsm; Point in time; PRL; Prol; 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

Prolactin monomeric [Mass/Vol]Deprecated Prolactin monomeric [Mass/volume] in Serum or PlasmaDeprecated Prolactin.monomeric SerPl-mCnProlactin.monomericCHEMProlactin monomeric, BloodMCnc

Frequently asked questions

Code details

Code46727-4
SystemLOINC
Display nameProlactin monomeric [Mass/Vol]
DescriptionProlactin.monomeric
Short nameDeprecated Prolactin.monomeric SerPl-mCn
ComponentProlactin.monomeric
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHEM
Example unitsug/L
StatusDEPRECATED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.70

Consumer names

Prolactin monomeric, Blood

Part names

Prolactin.monomericMCncPtSer/PlasQnProlactin monomericMass 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 46727-4 | HealthAssure