LOINCActiveObservation

LOINC Code 78342-3: MYB gene del FISH Nar (Bld/Tiss) [Interp]

78342-3 is a LOINC code used to identify MYB gene del FISH Nar (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 MYB gene deletion. 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 MYB gene deletion. 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: FISH

What it does not mean

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

Key facts

  • MYB gene deletion [Interpretation] in Blood or Tissue by FISH Narrative
  • MYB gene deletion
  • 6q deletion; Blood; Chronic lymphocytic leukemia; CLL; Del; del 6q; del 6q23; Deletions; Fluorescent in situ hybridization; Genetics; Heredity; Heritable; Impression; Impression/interpretation of study; Impressions; Inherited; Interp; Interpretation; Leukemia; Molecular pathology; MOLPATH; MOLPATH.DELETIONS; MYB Deletion; Narrative; Non-Hodgkin lymphoma; Point in time; Random; Report; 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

MYB gene del FISH Nar (Bld/Tiss) [Interp]MYB gene deletion [Interpretation] in Blood or Tissue by FISH NarrativeMYB Del Bld/T FISH-ImpMYB gene deletionMOLPATH.DELInterpretation of MYB gene deletion analysis test result, Blood or tissue specimenImp

Frequently asked questions

Code details

Code78342-3
SystemLOINC
Display nameMYB gene del FISH Nar (Bld/Tiss) [Interp]
DescriptionMYB gene deletion
Short nameMYB Del Bld/T FISH-Imp
ComponentMYB gene deletion
PropertyImp
TimingPt
System (specimen)Bld/Tiss
ScaleNar
MethodFISH
ClassMOLPATH.DEL
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.54
Last changed2.61

Consumer names

Interpretation of MYB gene deletion analysis test result, Blood or tissue specimen

Part names

MYB gene deletionImpPtBld/TissNarFISHImpression/interpretation of studyPoint in time (spot)Blood or TissueFluorescent in situ hybridization (FISH)

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 78342-3 | HealthAssure