LOINCActiveObservation

LOINC Code 95204-4: PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells FC (Bld)

95204-4 is a LOINC code used to identify PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells 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 Cells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+. 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 Cells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+. 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: Observation
  • Method: Flow cytometry

What it does not mean

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

Key facts

PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells in Blood by Flow cytometry (FC)
Cells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+
Quantitative analysis of IFN-gamma expression among CD8+ T-cells is useful for measuring the amount of circulating cytotoxic T lymphocytes (CTL).[PMID11329470]
Blood; CD3 Cells; CD3+CD8+ Cells; CD3+CD8+ Cll; CD8 Cells; CD8 T cells; Cell; CELL MARKERS; Cellularity; Dynamic; Esoteric; FC; IFN; IFN-g CD8 Cells; IGRA; Leu2; Leu-2; Leu4; Leu-4; Number fraction; Percent; Point in time; QNT; Quan; Quant; Quantitative; Random; Suppressor T cells; Suppressor/cytotoxic T cells; T3; T8; T-8; T8 suppressor cells; Tsuppressor; 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

PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells FC (Bld)PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells in Blood by Flow cytometry (FC)IFN-g CD8 Cells/CD3+CD8+ Cll NFr Bld FCCells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+CELLMARKPMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 Suppressor Cells) Cells, BloodNFr

Frequently asked questions

Code details

Code95204-4
SystemLOINC
Display namePMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 suppressor cells) cells FC (Bld)
DescriptionCells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+
Short nameIFN-g CD8 Cells/CD3+CD8+ Cll NFr Bld FC
ComponentCells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+
PropertyNFr
TimingPt
System (specimen)Bld
ScaleQn
MethodFlow cytometry
ClassCELLMARK
Example units%
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.68
Last changed2.79

Consumer names

PMA+ionomycin stimulated gamma interferon producing CD8 Cells/CD3+CD8+ (T8 Suppressor Cells) Cells, Blood

Part names

Cells.CD8.PMA+ionomycin stimulated gamma interferon producing/Cells.CD3+CD8+NFrPtBldQnFlow cytometryNumber FractionPoint 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.