LOINCActiveObservation

LOINC Code 85737-5: Bombay phenotype Ql (RBC)

85737-5 is a LOINC code used to identify Bombay phenotype 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 Bombay phenotype. 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 Bombay phenotype. 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

  • Bombay phenotype [Presence] on Red Blood Cells
  • Bombay phenotype
  • BLOOD BANK; Erythrocytes; Hematology; Heme; O sub h phenotype; O(null) phenotype; 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

Bombay phenotype Ql (RBC)Bombay phenotype [Presence] on Red Blood CellsBombay phenotype RBC QlBombay phenotypeBLDBKBombay phenotype, Red blood cellsPrThr

Frequently asked questions

Code details

Code85737-5
SystemLOINC
Display nameBombay phenotype Ql (RBC)
DescriptionBombay phenotype
Short nameBombay phenotype RBC Ql
ComponentBombay phenotype
PropertyPrThr
TimingPt
System (specimen)RBC
ScaleOrd
ClassBLDBK
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.61
Last changed2.61

Consumer names

Bombay phenotype, Red blood cells

Part names

Bombay phenotypePrThrPtRBCOrdPresence 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 85737-5 | HealthAssure