LOINCActiveBoth

LOINC Code 46270-5: ABO group post transfusion reaction (Bld)

46270-5 is a LOINC code used to identify ABO group post transfusion reaction (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 ABO group^post transfusion reaction. It is commonly used with the system or sample type Bld.

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 ABO group^post transfusion reaction. 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

  • ABO group [Type] in Blood--after transfusion reaction
  • ABO group^post transfusion reaction
  • After; Blood; BLOOD BANK; Hematology; Heme; Nominal; p transf; p transf rx; Point in time; PST; Random; React; Rxn; Transf React; Tx; Typ; 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

ABO group post transfusion reaction (Bld)ABO group [Type] in Blood--after transfusion reactionABO Group p transf rx BldABO group^post transfusion reactionBLDBKABO group after Transfusion Reaction, BloodType

Frequently asked questions

Code details

Code46270-5
SystemLOINC
Display nameABO group post transfusion reaction (Bld)
DescriptionABO group^post transfusion reaction
Short nameABO Group p transf rx Bld
ComponentABO group^post transfusion reaction
PropertyType
TimingPt
System (specimen)Bld
ScaleNom
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.73

Consumer names

ABO group after Transfusion Reaction, Blood

Part names

ABO group^post transfusion reactionTypePtBldNomPoint 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 46270-5 | HealthAssure