LOINCActiveBoth

LOINC Code 13053-4: Coagulation Kaolin activated time Qn (PPP)

13053-4 is a LOINC code used to identify Coagulation Kaolin activated time Qn (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. 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. 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.kaolin induced without excess phospholipids

What it does not mean

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

Key facts

  • Kaolin activated time [Units/volume] in Platelet poor plasma by Coagulation assay
  • Coagulation
  • Arbitrary concentration; Clot; Clottable; Coag; Coagulation assay; EXS; Hematology; Heme; KCT; Plas; Platelet poor plasma; Point in time; 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

Coagulation Kaolin activated time Qn (PPP)Kaolin activated time [Units/volume] in Platelet poor plasma by Coagulation assayKCT aCnc PPPCoagulationCOAGCoagulation, BloodACnc

Frequently asked questions

Code details

Code13053-4
SystemLOINC
Display nameCoagulation Kaolin activated time Qn (PPP)
DescriptionCoagulation
Short nameKCT aCnc PPP
ComponentCoagulation
PropertyACnc
TimingPt
System (specimen)PPP
ScaleQn
MethodCoag.kaolin induced without excess phospholipids
ClassCOAG
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.82

Consumer names

Coagulation, Blood

Part names

CoagulationACncPtPPPQnCoag.kaolin induced without excess phospholipidsArbitrary ConcentrationPoint 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.

LOINC Code 13053-4 | HealthAssure