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.

LOINCActiveBoth

LOINC Code 19210-4: Squamous cell carcinoma Ag (Pleur fld) [Moles/Vol]

Name: LOINC Code 19210-4: Squamous cell carcinoma Ag (Pleur fld) [Moles/Vol]
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

19210-4 is a LOINC code used to identify Squamous cell carcinoma Ag (Pleur fld) [Moles/Vol] 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 Squamous cell carcinoma Ag. It is commonly used with the system or sample type Plr fld.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Squamous cell carcinoma Ag. It is commonly used with the system or sample type Plr fld.

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

Squamous cell carcinoma Ag [Moles/volume] in Pleural fluid
Squamous cell carcinoma Ag
Antigen; Antigens; Chemistry; Level; Pleural; Pleural fluid; Point in time; QNT; Quan; Quant; Quantitative; Random; SCC; Sq; Squamous cell associated; Substance concentration; thoracentesis fluid; Tumor marker

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.

Related SNOMED CT concepts

705114005SNOMED CT mapping for Squamous cell carcinoma Ag (Pleur fld) [Moles/Vol] (19210-4)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Squamous cell carcinoma Ag (Pleur fld) [Moles/Vol]Squamous cell carcinoma Ag [Moles/volume] in Pleural fluidSCC Ag Plr-sCncSquamous cell carcinoma AgCHEMSquamous cell carcinoma antigen, Pleural fluidSCnc

Frequently asked questions

Code details

Code19210-4

SystemLOINC

Display nameSquamous cell carcinoma Ag (Pleur fld) [Moles/Vol]

DescriptionSquamous cell carcinoma Ag

Short nameSCC Ag Plr-sCnc

ComponentSquamous cell carcinoma Ag

PropertySCnc

TimingPt

System (specimen)Plr fld

ScaleQn

ClassCHEM

Example unitsumol/L

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released1.0l

Last changed2.42

Consumer names

Squamous cell carcinoma antigen, Pleural fluid

Part names

Squamous cell carcinoma AgSCncPtPlr fldQnSubstance ConcentrationPoint in time (spot)Pleural fluid

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.