LOINCActiveObservation

LOINC Code 101087-5: Ge2 Ag Ql (RBC)

101087-5 is a LOINC code used to identify Ge2 Ag Ql (RBC) 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 G little e2 Ag. It is commonly used with the system or sample type RBC.

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 G little e2 Ag. It is commonly used with the system or sample type RBC.

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

  • Ge2 Ag [Presence] on Red Blood Cells
  • G little e2 Ag
  • Antigen; Antigens; BLOOD BANK; Erythrocytes; Ge2; Ge2 Ag; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Red blood cells; Red blood corpusles; Screen

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

Ge2 Ag Ql (RBC)Ge2 Ag [Presence] on Red Blood CellsGe2 Ag RBC QlG little e2 AgBLDBKGe2 antigen, Red blood cellsPrThr

Frequently asked questions

Code details

Code101087-5
SystemLOINC
Display nameGe2 Ag Ql (RBC)
DescriptionG little e2 Ag
Short nameGe2 Ag RBC Ql
ComponentG little e2 Ag
PropertyPrThr
TimingPt
System (specimen)RBC
ScaleOrd
ClassBLDBK
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.74
Last changed2.75

Consumer names

Ge2 antigen, Red blood cells

Part names

G little e2 AgPrThrPtRBCOrdGe2 AgPresence or ThresholdPoint in time (spot)Red Blood Cells

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 101087-5 | HealthAssure