What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 900-1: Blood group antibody screen.cell III Prewarmed Ql

Name: LOINC Code 900-1: Blood group antibody screen.cell III Prewarmed Ql
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:19.829Z

900-1 is a LOINC code used to identify Blood group antibody screen.cell III Prewarmed Ql 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 group antibody.cell III. It is commonly used with the system or sample type Ser/Plas.

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 group antibody.cell III. It is commonly used with the system or sample type Ser/Plas.

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
Method: Blood group antibody screen.Prewarmed

What it does not mean

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

Key facts

Blood group antibody screen.cell III [Presence] in Serum or Plasma by Prewarmed
Blood group antibody.cell III
3; Ab; Bld gp Ab Scn; Bld gp Ab Scn Cell III; BLOOD BANK; Ordinal; Pl; Plasma; Plsm; Point in time; PR; Pwarm; Ql; Qual; Qualitative; Random; Scn; Scr; Screen; Scrn; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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 group antibody screen.cell III Prewarmed QlBlood group antibody screen.cell III [Presence] in Serum or Plasma by PrewarmedBld gp Ab Scn Cell III SerPl Ql PwarmBlood group antibody.cell IIIBLDBKBlood Group Antibody Screen.cell III, BloodPrThr

Frequently asked questions

Code details

Code900-1

SystemLOINC

Display nameBlood group antibody screen.cell III Prewarmed Ql

DescriptionBlood group antibody.cell III

Short nameBld gp Ab Scn Cell III SerPl Ql Pwarm

ComponentBlood group antibody.cell III

PropertyPrThr

TimingPt

System (specimen)Ser/Plas

ScaleOrd

MethodBlood group antibody screen.Prewarmed

ClassBLDBK

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0

Last changed2.79

Consumer names

Blood Group Antibody Screen.cell III, Blood

Part names

Blood group antibody.cell IIIPrThrPtSer/PlasOrdBlood group antibody screen.PrewarmedBlood group antibody screen.cell IIIPresence or ThresholdPoint in time (spot)Serum or PlasmaPrewarmed

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.