LOINCActiveBoth

LOINC Code 57754-4: TNFRSF13B gene mutations tested for Molgen Nom (Bld/Tiss)

57754-4 is a LOINC code used to identify TNFRSF13B gene mutations tested for Molgen Nom (Bld/Tiss) 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 TNFRSF13B gene mutations tested for. It is commonly used with the system or sample type Bld/Tiss.

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 TNFRSF13B gene mutations tested for. It is commonly used with the system or sample type Bld/Tiss.

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

  • TNFRSF13B gene mutations tested for in Blood or Tissue by Molecular genetics method Nominal
  • TNFRSF13B gene mutations tested for
  • BAFF; Blood; BLYS; CD267; CVID; CVID2; Gene mut tested; Genetics; Heredity; Heritable; Identity or presence; IGAD2; Inherited; Molecular genetics; Molecular pathology; MOLPATH; MOLPATH.MUTATIONS; Mut; Mut Tested; Mutation; Muts; Nominal; PCR; Point in time; Random; RYZN; TACI; TALL1; THANK; Tissue; Tissue, unspecified; TNFRSF14B; TNFSF20; Tumor necrosis factor (ligand) superfamily, member 13b; tumor necrosis factor receptor superfamily, member 13B; WB; Whole blood; Whole blood or Tissue; ZTNF4

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

TNFRSF13B gene mutations tested for Molgen Nom (Bld/Tiss)TNFRSF13B gene mutations tested for in Blood or Tissue by Molecular genetics method NominalTNFRSF13B gene Mut Tested Bld/TTNFRSF13B gene mutations tested forMOLPATH.MUTTNFRSF13B gene variants tested for, Blood or tissue specimenPrid

Frequently asked questions

Code details

Code57754-4
SystemLOINC
Display nameTNFRSF13B gene mutations tested for Molgen Nom (Bld/Tiss)
DescriptionTNFRSF13B gene mutations tested for
Short nameTNFRSF13B gene Mut Tested Bld/T
ComponentTNFRSF13B gene mutations tested for
PropertyPrid
TimingPt
System (specimen)Bld/Tiss
ScaleNom
MethodMolgen
ClassMOLPATH.MUT
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.29
Last changed2.29

Consumer names

TNFRSF13B gene variants tested for, Blood or tissue specimen

Part names

TNFRSF13B gene mutations tested forPridPtBld/TissNomMolgenPresence or IdentityPoint in time (spot)Blood or TissueMolecular 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.