LOINCActiveBoth

LOINC Code 43799-6: HCG.beta subunit Ql (Specimen)

43799-6 is a LOINC code used to identify HCG.beta subunit Ql (Specimen) 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 Choriogonadotropin.beta subunit. It is commonly used with the system or sample type XXX.

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 Choriogonadotropin.beta subunit. It is commonly used with the system or sample type XXX.

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: Both

What it does not mean

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

Key facts

  • Choriogonadotropin.beta subunit [Presence] in Specimen
  • Choriogonadotropin.beta subunit
  • B; B HCG; Beta HCG; Beta human chorionic gonadotropin; B-HCG; CG; Chemistry; Choriogonadotropin beta chain; Choriogonadotropins total; Chorionic gonadotropin; HCG; Human chorionic gonadotropin; Misc; Miscellaneous; Ordinal; Other; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Spec; To be specified in another part of the message; Tumor marker; UniversalLabOrders; Unspecified

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

HCG.beta subunit Ql (Specimen)Choriogonadotropin.beta subunit [Presence] in SpecimenB-HCG Spec QlChoriogonadotropin.beta subunitCHEMHCG.beta subunit, SpecimenPrThr

Frequently asked questions

Code details

Code43799-6
SystemLOINC
Display nameHCG.beta subunit Ql (Specimen)
DescriptionChoriogonadotropin.beta subunit
Short nameB-HCG Spec Ql
ComponentChoriogonadotropin.beta subunit
PropertyPrThr
TimingPt
System (specimen)XXX
ScaleOrd
ClassCHEM
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.73

Consumer names

HCG.beta subunit, Specimen

Part names

Choriogonadotropin.beta subunitPrThrPtXXXOrdPresence or ThresholdPoint in time (spot)

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 43799-6 | HealthAssure