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LOINC Code 21555-8: Testosterone adjusted for sex hormone binding globulin [Mass/Vol]

21555-8 is a LOINC code used to identify Testosterone adjusted for sex hormone binding globulin [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 Testosterone^^adjusted for sex hormone binding globulin. 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 Testosterone^^adjusted for sex hormone binding globulin. 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 [Mass/volume] adjusted for sex hormone binding globulin in Serum or Plasma
  • Testosterone^^adjusted for sex hormone binding globulin
  • adj; Androgen binding protein; Bind; Chemistry; Estradiol binding globulin; Gender; GLB; Glob; Glob%; Globul; Globulins; Horm; Level; Mass concentration; Pl; Plasma; Plsm; Point in time; QNT; Quan; Quant; Quantitative; Random; SBP; SerP; SerPl; SerPlas; Serum; Serum or plasma; Sex steroid binding globulin; Sex steroid binding protein; SHBG; SHBG adj; SR; SSBG; TeBG; Testo; Testos; Testost; Testosterone binding globulin; Testosterone/estradiol binding globulin

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 adjusted for sex hormone binding globulin [Mass/Vol]Testosterone [Mass/volume] adjusted for sex hormone binding globulin in Serum or PlasmaTestost SHBG adj SerPl-mCncTestosterone^^adjusted for sex hormone binding globulinCHEMTestosterone Adjusted for Sex Hormone Binding Globulin, BloodMCnc

Frequently asked questions

Code details

Code21555-8
SystemLOINC
Display nameTestosterone adjusted for sex hormone binding globulin [Mass/Vol]
DescriptionTestosterone^^adjusted for sex hormone binding globulin
Short nameTestost SHBG adj SerPl-mCnc
ComponentTestosterone^^adjusted for sex hormone binding globulin
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassCHEM
Example unitsng/dL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0m
Last changed2.73

Consumer names

Testosterone Adjusted for Sex Hormone Binding Globulin, Blood

Part names

Testosterone^^adjusted for sex hormone binding globulinMCncPtSer/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.