LOINC

LOINC Code 24466-5: CD56 cells/100 cells (Specimen)

24466-5 is a LOINC code used to identify CD56 cells/100 cells (Specimen) 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 Cells.CD56/100 cells. It is commonly used with the system or sample type XXX.

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 Cells.CD56/100 cells. It is commonly used with the system or sample type XXX.

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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated CD56 cells/100 cells in Unspecified specimen
  • Cells.CD56/100 cells
  • CD56 Cells; Cell; CELL MARKERS; Cellularity; Gated cells; Leu19; Leu-19; Misc; Miscellaneous; NCAM; Neural cell adhesion molecule; NKH1; Number fraction; Other; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; Spec; To be specified in another part of the message; Unspecified

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

CD56 cells/100 cells (Specimen)Deprecated CD56 cells/100 cells in Unspecified specimenDeprecated CD56 Cells Fr XXXCells.CD56/100 cellsCELLMARKCD56 cells per 100 cells, SpecimenNFr

Frequently asked questions

Code details

Code24466-5
SystemLOINC
Display nameCD56 cells/100 cells (Specimen)
DescriptionCells.CD56/100 cells
Short nameDeprecated CD56 Cells Fr XXX
ComponentCells.CD56/100 cells
PropertyNFr
TimingPt
System (specimen)XXX
ScaleQn
ClassCELLMARK
Example units%
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0o
Last changed2.70

Consumer names

CD56 cells per 100 cells, Specimen

Part names

Cells.CD56/100 cellsNFrPtXXXQnNumber FractionPoint in time (spot)

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 24466-5 | HealthAssure