LOINCActiveBoth

LOINC Code 93924-9: K Ag post HSCT Ql (RBC)

93924-9 is a LOINC code used to identify K Ag post HSCT 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 K Ag^post hematopoietic stem cell transplant. 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 K Ag^post hematopoietic stem cell transplant. 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: Both

What it does not mean

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

Key facts

  • K Ag [Presence] on Red Blood Cells --post hematopoietic stem cell transplant
  • K Ag^post hematopoietic stem cell transplant
  • After; Antigen; Antigens; BLOOD BANK; Erythrocytes; K Ag^p stem trnsplt; KEL1; Kell Blood Group System; Ordinal; p HSCT; Point in time; PR; PST; 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

K Ag post HSCT Ql (RBC)K Ag [Presence] on Red Blood Cells --post hematopoietic stem cell transplantK Ag p HSCT RBC QlK Ag^post hematopoietic stem cell transplantBLDBKK antigen after stem cell transplant, Red blood cellsPrThr

Frequently asked questions

Code details

Code93924-9
SystemLOINC
Display nameK Ag post HSCT Ql (RBC)
DescriptionK Ag^post hematopoietic stem cell transplant
Short nameK Ag p HSCT RBC Ql
ComponentK Ag^post hematopoietic stem cell transplant
PropertyPrThr
TimingPt
System (specimen)RBC
ScaleOrd
ClassBLDBK
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.67
Last changed2.67

Consumer names

K antigen after stem cell transplant, Red blood cells

Part names

K Ag^post hematopoietic stem cell transplantPrThrPtRBCOrdPresence 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 93924-9 | HealthAssure