LOINCActiveObservation

LOINC Code 928-2: Blood product reaction Nom (BPU)

928-2 is a LOINC code used to identify Blood product reaction Nom (BPU) 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 Blood product reaction. It is commonly used with the system or sample type ^BPU.

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 Blood product reaction. It is commonly used with the system or sample type ^BPU.

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

  • Blood product reaction [Type]
  • Blood product reaction
  • Bld Prod Reaction; BLOOD BANK; Blood product unit; Blood Product Unit (Pack); Nominal; Point in time; Random; React; Rxn; Typ

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

Blood product reaction Nom (BPU)Blood product reaction [Type]Bld Prod Reaction BPUBlood product reactionBLDBKBlood product reaction, Blood Product UnitType

Frequently asked questions

Code details

Code928-2
SystemLOINC
Display nameBlood product reaction Nom (BPU)
DescriptionBlood product reaction
Short nameBld Prod Reaction BPU
ComponentBlood product reaction
PropertyType
TimingPt
System (specimen)^BPU
ScaleNom
ClassBLDBK
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0
Last changed2.21

Consumer names

Blood product reaction, Blood Product Unit

Part names

Blood product reactionTypePt^BPUNomPoint 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.