LOINCActiveOrder

LOINC Code 96453-6: Coagulation factor XI activity and inhibitor panel Coag (PPP)

96453-6 is a LOINC code used to identify Coagulation factor XI activity and inhibitor panel Coag (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 XI activity & inhibitor panel. It is commonly used with the system or sample type PPP.

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 Coagulation factor XI activity & inhibitor panel. 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: Order
  • Panel type: Panel
  • Method: Coag

What it does not mean

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

Key facts

  • Coagulation factor XI activity and inhibitor panel - Platelet poor plasma by Coagulation assay
  • Coagulation factor XI activity & inhibitor panel
  • Activ; Actvty; Antihemophilic factor C; Clot; Clottable; Coag; Coagulation assay; Fac; Fact; Fact XI; Fact XI Act + Inhib Pnl; Factor 11; FXI; Inhib; Inhibit; Movements; Pan; PANEL.COAGULATION; Panl; Plas; Plasma thromboplastin antecedent; Platelet poor plasma; Pnl; Point in time; PTA; Random; 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.

Common synonyms

Coagulation factor XI activity and inhibitor panel Coag (PPP)Coagulation factor XI activity and inhibitor panel - Platelet poor plasma by Coagulation assayFact XI Act + Inhib Pnl PPPCoagulation factor XI activity & inhibitor panelPANEL.COAGCoagulation Factor XI Activity and Inhibitor Panel, Blood-

Frequently asked questions

Code details

Code96453-6
SystemLOINC
Display nameCoagulation factor XI activity and inhibitor panel Coag (PPP)
DescriptionCoagulation factor XI activity & inhibitor panel
Short nameFact XI Act + Inhib Pnl PPP
ComponentCoagulation factor XI activity & inhibitor panel
Property-
TimingPt
System (specimen)PPP
Scale-
MethodCoag
ClassPANEL.COAG
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.69
Last changed2.69

Consumer names

Coagulation Factor XI Activity and Inhibitor Panel, Blood

Part names

Coagulation factor XI activity & inhibitor panel-PtPPPCoagCoagulation factor XI activity and inhibitor panelPoint 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.

LOINC Code 96453-6 | HealthAssure