LOINCActiveBoth

LOINC Code 42324-4: I group phenotype (Bld)

42324-4 is a LOINC code used to identify I group phenotype (Bld) 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 I group phenotype. It is commonly used with the system or sample type Bld.

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 I group phenotype. It is commonly used with the system or sample type Bld.

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

  • I group phenotype [Identifier] in Blood
  • I group phenotype
  • Blood; BLOOD BANK; I Gp Phenotyp; Identity or presence; Nominal; Point in time; Random; WB; Whole blood

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

I group phenotype (Bld)I group phenotype [Identifier] in BloodI Gp Phenotyp BldI group phenotypeBLDBKI group phenotype, BloodPrid

Frequently asked questions

Code details

Code42324-4
SystemLOINC
Display nameI group phenotype (Bld)
DescriptionI group phenotype
Short nameI Gp Phenotyp Bld
ComponentI group phenotype
PropertyPrid
TimingPt
System (specimen)Bld
ScaleNom
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.16
Last changed2.71

Consumer names

I group phenotype, Blood

Part names

I group phenotypePridPtBldNomPresence or IdentityPoint in time (spot)Blood

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 42324-4 | HealthAssure