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.

LOINCActiveObservation

LOINC Code 68969-5: ACT Kaolin activated time (PPP) [Relative time]

Name: LOINC Code 68969-5: ACT Kaolin activated time (PPP) [Relative time]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:48.045Z

68969-5 is a LOINC code used to identify ACT Kaolin activated time (PPP) [Relative time] 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 Activated clotting time. 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 Activated clotting time. 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: Observation
Method: Coag.kaolin induced without excess phospholipids

What it does not mean

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

Key facts

Relative activated clotting time (ACT) of Platelet poor plasma by Kaolin induced without excess phospholipids
Activated clotting time
ACT; Activ; Activated coagulation time; Clot; Clot tm; Clottable; COAGULATION; Coagulation activated; Coagulation assay; Coagulation time; EXS; Hematology; Heme; KCT; Plas; Platelet poor plasma; Point in time; QNT; Quan; Quant; Quantitative; Random; Rate; RlTm; R-time; 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

ACT Kaolin activated time (PPP) [Relative time]Relative activated clotting time (ACT) of Platelet poor plasma by Kaolin induced without excess phospholipidsRel ACT PPP Kaolin inducActivated clotting timeCOAGActivated clotting time, BloodRelTime

Frequently asked questions

Code details

Code68969-5

SystemLOINC

Display nameACT Kaolin activated time (PPP) [Relative time]

DescriptionActivated clotting time

Short nameRel ACT PPP Kaolin induc

ComponentActivated clotting time

PropertyRelTime

TimingPt

System (specimen)PPP

ScaleQn

MethodCoag.kaolin induced without excess phospholipids

ClassCOAG

Example unitsratio

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.40

Last changed2.82

Consumer names

Activated clotting time, Blood

Part names

Activated clotting timeRelTimePtPPPQnCoag.kaolin induced without excess phospholipidsActivated clotting time (ACT)Relative timePoint in time (spot)Platelet poor plasmaKaolin activated time

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.