LOINCActiveBoth

LOINC Code 41268-4: VWF gene.p.Thr791Met Molgen Ql (Bld)

41268-4 is a LOINC code used to identify VWF gene.p.Thr791Met Molgen Ql (Bld) 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 VWF gene.p.Thr791Met. It is commonly used with the system or sample type Bld.

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 VWF gene.p.Thr791Met. It is commonly used with the system or sample type Bld.

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: Molgen

What it does not mean

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

Key facts

  • VWF gene.p.Thr791Met [Presence] in Blood by Molecular genetics method
  • VWF gene.p.Thr791Met
  • Blood; F8VWF; Genetics; Heredity; Heritable; Inherited; Molecular genetics; Molecular pathology; MOLPATH; MOLPATH.MUTATIONS; Ordinal; P prime; PCR; Point in time; PR; QL; Qual; Qualitative; Random; rs61748477; Screen; T28M; Thr791Met; von Willebrand factor; von Willebrand Factor gene; VWD; VWF p.T791M; WB; Whole blood

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

VWF gene.p.Thr791Met Molgen Ql (Bld)VWF gene.p.Thr791Met [Presence] in Blood by Molecular genetics methodVWF p.T791M Bld QlVWF gene.p.Thr791MetMOLPATH.MUTVWF gene p.Thr791Met, BloodPrThr

Frequently asked questions

Code details

Code41268-4
SystemLOINC
Display nameVWF gene.p.Thr791Met Molgen Ql (Bld)
DescriptionVWF gene.p.Thr791Met
Short nameVWF p.T791M Bld Ql
ComponentVWF gene.p.Thr791Met
PropertyPrThr
TimingPt
System (specimen)Bld
ScaleOrd
MethodMolgen
ClassMOLPATH.MUT
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.15
Last changed2.56

Consumer names

VWF gene p.Thr791Met, Blood

Part names

VWF gene.p.Thr791MetPrThrPtBldOrdMolgenPresence or ThresholdPoint in time (spot)BloodMolecular genetics

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 41268-4 | HealthAssure