LOINCActiveObservation

LOINC Code 46408-1: Somatotropin 15 Min pre dose arginine [Mass/Vol]

46408-1 is a LOINC code used to identify Somatotropin 15 Min pre dose arginine [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 Somatotropin^15M pre dose arginine. 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 Somatotropin^15M pre dose arginine. 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

  • Somatotropin [Mass/volume] in Serum or Plasma --15 minutes pre dose arginine
  • Somatotropin^15M pre dose arginine
  • 15M pre arg; Arg; Before; CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; GH; Growth hormone; HGH; Human growth hormone; Level; Mass concentration; Pl; Plasma; Plsm; Point in time; pre Arg; QNT; Quan; Quant; Quantitative; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; Somatotropic hormone; SR; STH

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

Somatotropin 15 Min pre dose arginine [Mass/Vol]Somatotropin [Mass/volume] in Serum or Plasma --15 minutes pre dose arginineGH 15M pre arg SerPl-mCncSomatotropin^15M pre dose arginineCHALSomatotropin 15 min before dose Arginine, BloodMCnc

Frequently asked questions

Code details

Code46408-1
SystemLOINC
Display nameSomatotropin 15 Min pre dose arginine [Mass/Vol]
DescriptionSomatotropin^15M pre dose arginine
Short nameGH 15M pre arg SerPl-mCnc
ComponentSomatotropin^15M pre dose arginine
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHAL
Example unitsug/L;ng/mL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.40

Consumer names

Somatotropin 15 min before dose Arginine, Blood

Part names

Somatotropin^15M pre dose arginineMCncPtSer/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.