LOINCActiveBoth

LOINC Code 18286-5: Donath Landsteiner Ab Ql (Bld)

18286-5 is a LOINC code used to identify Donath Landsteiner Ab Ql (Bld) 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 Donath Landsteiner Ab. It is commonly used with the system or sample type Bld.

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 Donath Landsteiner Ab. It is commonly used with the system or sample type Bld.

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

  • Donath Landsteiner Ab [Presence] in Blood
  • Donath Landsteiner Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Blood; BLOOD BANK; DL; D-L; Ordinal; Paroxysmal cold hmoglobinuria; PCH; Point in time; PR; QL; Qual; Qualitative; Random; Screen; WB; Whole blood

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

Donath Landsteiner Ab Ql (Bld)Donath Landsteiner Ab [Presence] in BloodD-L Ab Bld QlDonath Landsteiner AbBLDBKDonath landsteiner antibody, BloodPrThr

Frequently asked questions

Code details

Code18286-5
SystemLOINC
Display nameDonath Landsteiner Ab Ql (Bld)
DescriptionDonath Landsteiner Ab
Short nameD-L Ab Bld Ql
ComponentDonath Landsteiner Ab
PropertyPrThr
TimingPt
System (specimen)Bld
ScaleOrd
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.73

Consumer names

Donath landsteiner antibody, Blood

Part names

Donath Landsteiner AbPrThrPtBldOrdPresence or ThresholdPoint in time (spot)Blood

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 18286-5 | HealthAssure