LOINCActiveObservation

LOINC Code 93198-0: 10q23 g.94645745G>A genotype Molgen (Bld/Tiss)

93198-0 is a LOINC code used to identify 10q23 g.94645745G>A genotype Molgen (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 10q23 g.94645745G>A. 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 10q23 g.94645745G>A. 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: Observation
  • Method: Molgen

What it does not mean

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

Key facts

10q23 g.94645745G>A [Genotype] in Blood or Tissue by Molecular genetics method Nominal
10q23 g.94645745G>A
The non-coding variant g.94645745G>A (rs12777823) located in the CYP2C cluster near the CYP2C18 gene on chromosome 10 is associated with warfarin dosing among African Americans (mainly originating from West Africa). For those with rs12777823 A/G or A/A genotypes, a warfarin dose reduction of 10-25% is recommended.[PMID28198005]
Blood; Molecular genetics; Molecular pathology; MOLPATH; MOLPATH.PHARMG; NC_000010.10g.96405502G>A; NC_000010.11:g.94645745G>A; Nominal; PCR; Point in time; Random; rs12777823; Tissue; Tissue, unspecified; WB; Whole blood; Whole blood or Tissue

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

10q23 g.94645745G>A genotype Molgen (Bld/Tiss)10q23 g.94645745G>A [Genotype] in Blood or Tissue by Molecular genetics method Nominal10q23 g.94645745G>A Geno Bld/T10q23 g.94645745G>AMOLPATH.PHARMG10q23 g.94645745G>A genotype, Blood or tissue specimenGeno

Frequently asked questions

Code details

Code93198-0
SystemLOINC
Display name10q23 g.94645745G>A genotype Molgen (Bld/Tiss)
Description10q23 g.94645745G>A
Short name10q23 g.94645745G>A Geno Bld/T
Component10q23 g.94645745G>A
PropertyGeno
TimingPt
System (specimen)Bld/Tiss
ScaleNom
MethodMolgen
ClassMOLPATH.PHARMG
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.67
Last changed2.68

Consumer names

10q23 g.94645745G>A genotype, Blood or tissue specimen

Part names

10q23 g.94645745G>AGenoPtBld/TissNomMolgenGenotypePoint 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.