What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveOrder

LOINC Code 100994-3: B-cell CD19 and CD20 subsets panel FC (Bld)

Name: LOINC Code 100994-3: B-cell CD19 and CD20 subsets panel FC (Bld)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T11:17:17.024Z

100994-3 is a LOINC code used to identify B-cell CD19 and CD20 subsets 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 B-cell CD19 & CD20 subsets 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 B-cell CD19 & CD20 subsets 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

B-cell CD19 and CD20 subsets panel - Blood by Flow cytometry (FC)
B-cell CD19 & CD20 subsets panel
B Cell; B1; B-1; B4; B-4; B-ALL; B-cell acute lymphoblastic leukemia; BCELLS; Blood; Bp35; CELL MARKERS; Dynamic; FC; HD-37; Leu12; Leu-12; Leu16; Leu-16; 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

B-cell CD19 and CD20 subsets panel FC (Bld)B-cell CD19 and CD20 subsets panel - Blood by Flow cytometry (FC)Bld FCB-cell CD19 & CD20 subsets panelPANEL.CELLMARKB-cell CD19 and CD20 subsets panel, Blood-

Frequently asked questions

Code details

Code100994-3

SystemLOINC

Display nameB-cell CD19 and CD20 subsets panel FC (Bld)

DescriptionB-cell CD19 & CD20 subsets panel

Short nameBld FC

ComponentB-cell CD19 & CD20 subsets 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 released2.74

Last changed2.75

Consumer names

B-cell CD19 and CD20 subsets panel, Blood

Part names

B-cell CD19 & CD20 subsets panel-PtBldFlow cytometryB-cell CD19 and CD20 subsets panelPoint 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.