LOINCActiveOrder

LOINC Code 53759-7: NK cell panel FC (Bld)

53759-7 is a LOINC code used to identify NK cell panel FC (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 Natural killer cell panel. 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 Natural killer cell panel. 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: Order
  • Panel type: Panel
  • Method: Flow cytometry

What it does not mean

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

Key facts

Natural killer cell panel - Blood by Flow cytometry (FC)
Natural killer cell panel
This panel includes terms to report various natural killer (NK) cell populations. NK cells are typically differentiated by the presence of CD16 and/or CD56 and the absence of CD3. To report results for NK and NKT subsets, use [LOINC98073-0]
Blood; CELL MARKERS; Dynamic; FC; Natural killer cell Pnl; NK; Pan; PANEL.CELLMARK; Panl; Pnl; Point in time; Random; 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

NK cell panel FC (Bld)Natural killer cell panel - Blood by Flow cytometry (FC)Natural killer cell Pnl Bld FCNatural killer cell panelPANEL.CELLMARKNK cell panel, Blood-

Frequently asked questions

Code details

Code53759-7
SystemLOINC
Display nameNK cell panel FC (Bld)
DescriptionNatural killer cell panel
Short nameNatural killer cell Pnl Bld FC
ComponentNatural killer cell panel
Property-
TimingPt
System (specimen)Bld
Scale-
MethodFlow cytometry
ClassPANEL.CELLMARK
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.73

Consumer names

NK cell panel, Blood

Part names

Natural killer cell panel-PtBldFlow cytometryPoint in time (spot)BloodFlow cytometry (FC)

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 53759-7 | HealthAssure