What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCObservation

LOINC Code 34734-4: APOE gene gentoype Molgen (Bld/Tiss) [Interp]

Name: LOINC Code 34734-4: APOE gene gentoype Molgen (Bld/Tiss) [Interp]
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:22.387Z

34734-4 is a LOINC code used to identify APOE gene gentoype Molgen (Bld/Tiss) [Interp] 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 APOE gene gentoype. 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 APOE gene gentoype. 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: DEPRECATED
Order vs observation: Observation
Method: Molgen

What it does not mean

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

Key facts

Deprecated APOE gene mutations found [Identifier] in Blood or Tissue by Molecular genetics method Nominal
APOE gene gentoype
AD2; APO-E; apolipoprotein E; Apolipoprotein E gene; Blood; Genetics; Heredity; Heritable; Impression; Impression/interpretation of study; Impressions; Inherited; Interp; Interpretation; LDLCQ5; LPG; MGC1571; Molecular genetics; Molecular pathology; MOLPATH; MOLPATH.MUTATIONS; Nominal; PCR; Point in time; Random; 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

APOE gene gentoype Molgen (Bld/Tiss) [Interp]Deprecated APOE gene mutations found [Identifier] in Blood or Tissue by Molecular genetics method NominalDeprecated APOE Gentyp Bld/T-ImpAPOE gene gentoypeMOLPATH.MUTAPOE gene gentoype, Blood or tissue specimenImp

Frequently asked questions

Code details

Code34734-4

SystemLOINC

Display nameAPOE gene gentoype Molgen (Bld/Tiss) [Interp]

DescriptionAPOE gene gentoype

Short nameDeprecated APOE Gentyp Bld/T-Imp

ComponentAPOE gene gentoype

PropertyImp

TimingPt

System (specimen)Bld/Tiss

ScaleNom

MethodMolgen

ClassMOLPATH.MUT

StatusDEPRECATED

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.11

Last changed2.36

Consumer names

APOE gene gentoype, Blood or tissue specimen

Part names

APOE gene gentoypeImpPtBld/TissNomMolgenImpression/interpretation of studyPoint 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.