What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 72409-6: Testosterone post dose HCG [Moles/Vol]

Name: LOINC Code 72409-6: Testosterone post dose HCG [Moles/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:51.524Z

72409-6 is a LOINC code used to identify Testosterone post dose HCG [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 Testosterone^post dose HCG. 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 Testosterone^post dose HCG. 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

Testosterone [Moles/volume] in Serum or Plasma --post dose HCG
Testosterone^post dose HCG
After; CHEMISTRY.CHALLENGE TESTING; Chorionic gonadotropin stimulation test; Level; p dose; p HCG; Pl; Plasma; Plsm; Point in time; PST; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Substance concentration; Testo; Testos; Testost

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

Testosterone post dose HCG [Moles/Vol]Testosterone [Moles/volume] in Serum or Plasma --post dose HCGTestost p HCG SerPl-sCncTestosterone^post dose HCGCHALTestosterone after dose HCG, BloodSCnc

Frequently asked questions

Code details

Code72409-6

SystemLOINC

Display nameTestosterone post dose HCG [Moles/Vol]

DescriptionTestosterone^post dose HCG

Short nameTestost p HCG SerPl-sCnc

ComponentTestosterone^post dose HCG

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 released2.42

Last changed2.42

Consumer names

Testosterone after dose HCG, Blood

Part names

Testosterone^post dose HCGSCncPtSer/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.