LOINCActiveBoth

LOINC Code 51871-2: Direct antiglobulin test.polyspecific reagent Ql (Cord RBC)

51871-2 is a LOINC code used to identify Direct antiglobulin test.polyspecific reagent Ql (Cord 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 Direct antiglobulin test.polyspecific reagent. It is commonly used with the system or sample type RBCCo.

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 Direct antiglobulin test.polyspecific reagent. It is commonly used with the system or sample type RBCCo.

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

  • Direct antiglobulin test.polyspecific reagent [presence] on Cord red blood cells
  • Direct antiglobulin test.polyspecific reagent
  • Antiglob; BLOOD BANK; DAGT; DAT; DAT Poly-Sp Reag; DCT; Dir; Direct antiglobulin test.non specific reagent; Direct Coomb; Direct coombs test; Gyn; Gynecology; OB; ObGyn; Obstetrics; Ordinal; Point in time; poly specific; PR; QL; Qual; Qualitative; Random; Red blood cells cord; 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

Direct antiglobulin test.polyspecific reagent Ql (Cord RBC)Direct antiglobulin test.polyspecific reagent [presence] on Cord red blood cellsDAT Poly-Sp Reag RBCCo QlDirect antiglobulin test.polyspecific reagentBLDBKDirect Antiglobulin Test (DAT; Direct Coombs), Cord Red Blood CellsPrThr

Frequently asked questions

Code details

Code51871-2
SystemLOINC
Display nameDirect antiglobulin test.polyspecific reagent Ql (Cord RBC)
DescriptionDirect antiglobulin test.polyspecific reagent
Short nameDAT Poly-Sp Reag RBCCo Ql
ComponentDirect antiglobulin test.polyspecific reagent
PropertyPrThr
TimingPt
System (specimen)RBCCo
ScaleOrd
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.24
Last changed2.73

Consumer names

Direct Antiglobulin Test (DAT; Direct Coombs), Cord Red Blood Cells

Part names

Direct antiglobulin test.polyspecific reagentPrThrPtRBCCoOrdPresence or ThresholdPoint in time (spot)Red blood cells cord

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 51871-2 | HealthAssure