LOINCActiveBoth

LOINC Code 75513-2: dRVVT Coag.1:1 Normal Plasma addition (PPP) [Time]

75513-2 is a LOINC code used to identify dRVVT Coag.1:1 Normal Plasma addition (PPP) [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 DRVVT. 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 DRVVT. 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.1:1 Normal Plasma addition

What it does not mean

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

Key facts

dRVVT with 11 PNP (LA mix)
DRVVT
Clot; Clottable; coag 11 plz addition; COAGULATION; Coagulation assay; Control; Dil Russell Vip Ven; Hematology; Heme; i; Plas; Platelet poor plasma; Point in time; QNT; Quan; Quant; Quantitative; Random; Russell viper venom 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

dRVVT Coag.1:1 Normal Plasma addition (PPP) [Time]dRVVT with 1:1 PNP (LA mix)Mixing dRVVTDRVVTCOAGdRVVT, BloodTime

Frequently asked questions

Code details

Code75513-2
SystemLOINC
Display namedRVVT Coag.1:1 Normal Plasma addition (PPP) [Time]
DescriptionDRVVT
Short nameMixing dRVVT
ComponentDRVVT
PropertyTime
TimingPt
System (specimen)PPP
ScaleQn
MethodCoag.1:1 Normal Plasma addition
ClassCOAG
Example unitss
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.50
Last changed2.82

Consumer names

dRVVT, Blood

Part names

dRVVTTimePtPPPQnCoag.1:1 Normal Plasma additionTime (e.g. seconds)Point in time (spot)Platelet poor plasma

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 75513-2 | HealthAssure