LOINCActiveObservation

LOINC Code 54420-5: Frozen RBC newborn units given (BPU) [#]

54420-5 is a LOINC code used to identify Frozen RBC newborn units given (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 Frozen erythrocytes newborn units given. 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 Frozen erythrocytes newborn units given. 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

  • Frozen erythrocytes newborn units given [#]
  • Frozen erythrocytes newborn units given
  • BLOOD BANK; Blood product unit; Blood Product Unit (Pack); Cnt; Count; Discocytes; Erthrocyte; Erythrocyte; Froz; Frozen RBC; Frozen RBC NB; Frozn; Gvn; New born; Number; Point in time; QNT; Quan; Quant; Quantitative; Random; RBC; RBCS; Red blood cell; Red blood cells; Red blood corpuscle; Red blood corpusles; Red cell; Red cells

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

Frozen RBC newborn units given (BPU) [#]Frozen erythrocytes newborn units given [#]Frozen RBC NB Gvn BPUFrozen erythrocytes newborn units givenBLDBKNumber of Frozen red blood cell newborn units givenNum

Frequently asked questions

Code details

Code54420-5
SystemLOINC
Display nameFrozen RBC newborn units given (BPU) [#]
DescriptionFrozen erythrocytes newborn units given
Short nameFrozen RBC NB Gvn BPU
ComponentFrozen erythrocytes newborn units given
PropertyNum
TimingPt
System (specimen)^BPU
ScaleQn
ClassBLDBK
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.27
Last changed2.69

Consumer names

Number of Frozen red blood cell newborn units given

Part names

Frozen erythrocytes newborn units givenNumPt^BPUQnNumber (count)Point 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 54420-5 | HealthAssure