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LOINC Code 55507-8: Somatotropin 2 Hr post dose glucose [Mass/Vol]

55507-8 is a LOINC code used to identify Somatotropin 2 Hr post dose glucose [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^2H post dose glucose. It is commonly used with the system or sample type Ser/Plas.

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 Somatotropin^2H post dose glucose. 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 --2 hours post dose glucose
  • Somatotropin^2H post dose glucose
  • 120 min; 120 minutes; 120min; 2 hours; 2h p Glc; After; CHEMISTRY.CHALLENGE TESTING; Endocrine; Endocrinology; GH; Glu; Glu tol; Gluc; Glucose tolerance; Glucoseur; Growth hormone; GTT; HGH; Human growth hormone; Level; Mass concentration; p dose; p Glc; Pl; Plasma; Plsm; Point in time; PST; 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 2 Hr post dose glucose [Mass/Vol]Somatotropin [Mass/volume] in Serum or Plasma --2 hours post dose glucoseGH 2h p Glc SerPl-mCncSomatotropin^2H post dose glucoseCHALSomatotropin 2 hr after glucose, BloodMCnc

Frequently asked questions

Code details

Code55507-8
SystemLOINC
Display nameSomatotropin 2 Hr post dose glucose [Mass/Vol]
DescriptionSomatotropin^2H post dose glucose
Short nameGH 2h p Glc SerPl-mCnc
ComponentSomatotropin^2H post dose glucose
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 released2.27
Last changed2.40

Consumer names

Somatotropin 2 hr after glucose, Blood

Part names

Somatotropin^2H post dose glucoseMCncPtSer/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 55507-8 | HealthAssure