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 81124-0: Coagulation factor V inhibitor Coag Ql (PPP)

Name: LOINC Code 81124-0: Coagulation factor V inhibitor Coag Ql (PPP)
Creator: HealthAssure Clinical Team
Published: 2026-05-25T17:13:11.347Z

81124-0 is a LOINC code used to identify Coagulation factor V inhibitor Coag Ql (PPP) 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 Coagulation factor V inhibitor. It is commonly used with the system or sample type PPP.

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 Coagulation factor V inhibitor. It is commonly used with the system or sample type PPP.

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
Method: Coag

What it does not mean

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

Key facts

Coagulation factor V inhibitor [Presence] in Platelet poor plasma by Coagulation assay
Coagulation factor V inhibitor
Clot; Clottable; Coag; Coagulation assay; Fac; Fact; Fact V; Fact V Inhib; Factor 5; FV; Hematology; Heme; Inhib; Inhibit; Ordinal; Plas; Platelet poor plasma; Point in time; PR; Proaccelerin; Proaccelerin accelerator globulin; QL; Qual; Qualitative; Random; Screen; The labile factor; Tilt tube

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 Coagulation factor V inhibitor Coag Ql (PPP) (81124-0)

Related observations and tests

SNOMED_CT 705114005high

LOINC Code System

Source: LOINC-SNOMED cooperation package

Common synonyms

Coagulation factor V inhibitor Coag Ql (PPP)Coagulation factor V inhibitor [Presence] in Platelet poor plasma by Coagulation assayFact V Inhib PPP QlCoagulation factor V inhibitorCOAGCoagulation Factor V Inhibitor, BloodPrThr

Frequently asked questions

Code details

Code81124-0

SystemLOINC

Display nameCoagulation factor V inhibitor Coag Ql (PPP)

DescriptionCoagulation factor V inhibitor

Short nameFact V Inhib PPP Ql

ComponentCoagulation factor V inhibitor

PropertyPrThr

TimingPt

System (specimen)PPP

ScaleOrd

MethodCoag

ClassCOAG

StatusACTIVE

Order/ObservationBoth

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.56

Last changed2.56

Consumer names

Coagulation Factor V Inhibitor, Blood

Part names

Coagulation factor V inhibitorPrThrPtPPPOrdCoagPresence or ThresholdPoint in time (spot)Platelet poor plasmaCoagulation assay

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.