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 49045-8: PT and aPTT and Fibrinogen panel Coag (PPP)

Name: LOINC Code 49045-8: PT and aPTT and Fibrinogen panel Coag (PPP)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:33.170Z

49045-8 is a LOINC code used to identify PT and aPTT and Fibrinogen 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 PT & aPTT & Fibrinogen 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 PT & aPTT & Fibrinogen 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

PT and aPTT and Fibrinogen panel - Platelet poor plasma by Coagulation assay
PT & aPTT & Fibrinogen panel
Clot; Clottable; COAGULATION; Coagulation assay; Coagulation factor I; FGN; Pan; PANEL.COAGULATION; Panl; Plas; Platelet poor plasma; Pnl; Point in time; PT + aPTT + Fibrinogen Pnl; QNT; Quan; Quant; Quantitative; 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

PT and aPTT and Fibrinogen panel Coag (PPP)PT and aPTT and Fibrinogen panel - Platelet poor plasma by Coagulation assayPT + aPTT + Fibrinogen Pnl PPPPT & aPTT & Fibrinogen panelPANEL.COAGPT and APTT and Fibrinogen Panel, Blood-

Frequently asked questions

Code details

Code49045-8

SystemLOINC

Display namePT and aPTT and Fibrinogen panel Coag (PPP)

DescriptionPT & aPTT & Fibrinogen panel

Short namePT + aPTT + Fibrinogen Pnl PPP

ComponentPT & aPTT & Fibrinogen panel

Property-

TimingPt

System (specimen)PPP

ScaleQn

MethodCoag

ClassPANEL.COAG

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.21

Last changed2.42

Consumer names

PT and APTT and Fibrinogen Panel, Blood

Part names

PT & aPTT & Fibrinogen panel-PtPPPQnCoagPT and aPTT and Fibrinogen 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.