LOINCActiveBoth

LOINC Code 52759-8: Prekallikrein (Fletcher Factor) activity actual/normal Coag (PPP) [Relative time]

52759-8 is a LOINC code used to identify Prekallikrein (Fletcher Factor) activity actual/normal Coag (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 Prekallikrein activity actual/Normal. 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 Prekallikrein activity actual/Normal. 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

  • Prekallikrein (Fletcher Factor) activity actual/normal in Platelet poor plasma by Coagulation assay
  • Prekallikrein activity actual/Normal
  • Act/Nor; Activ; Actvty; Clot; Clottable; COAGULATION; Coagulation assay; Control; Fletcher factor; Hematology; Heme; Movements; PK; PK activity; Plas; Platelet poor plasma; Point in time; Prokallikrein; Prokinogenase; QNT; Quan; Quant; Quantitative; Random; RlTm; 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

Prekallikrein (Fletcher Factor) activity actual/normal Coag (PPP) [Relative time]Prekallikrein (Fletcher Factor) activity actual/normal in Platelet poor plasma by Coagulation assayPK activity Act/Nor PPPPrekallikrein activity actual/NormalCOAGPrekallikrein (Fletcher Factor) Activity actual/normal, BloodRelTime

Frequently asked questions

Code details

Code52759-8
SystemLOINC
Display namePrekallikrein (Fletcher Factor) activity actual/normal Coag (PPP) [Relative time]
DescriptionPrekallikrein activity actual/Normal
Short namePK activity Act/Nor PPP
ComponentPrekallikrein activity actual/Normal
PropertyRelTime
TimingPt
System (specimen)PPP
ScaleQn
MethodCoag
ClassCOAG
Example units%
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.24
Last changed2.70

Consumer names

Prekallikrein (Fletcher Factor) Activity actual/normal, Blood

Part names

Prekallikrein activity actual/NormalRelTimePtPPPQnCoagRelative timePoint 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.