LOINCActiveObservation

LOINC Code 78209-4: CCND1 gene dup FISH Nar (Bld/Tiss) [Interp]

78209-4 is a LOINC code used to identify CCND1 gene dup 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 CCND1 gene duplication. 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 CCND1 gene duplication. 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

CCND1 gene duplication [Interpretation] in Blood or Tissue by FISH Narrative
CCND1 gene duplication
Amplification; B-cell CLL; BCL1; BCL-1; Blood; Cyclin D1; D11S287E; Dp; Fluorescent in situ hybridization; Genetics; Heredity; Heritable; HGNC988; Impression; Impression/interpretation of study; Impressions; Inherited; Interp; Interpretation; Lymphoma 1; Molecular pathology; MOLPATH; MOLPATH.DELDUP; Narrative; Parathyroid adenomatosis 1; Point in time; PRAD1; Random; Report; Tissue; Tissue, unspecified; U21B31; 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

CCND1 gene dup FISH Nar (Bld/Tiss) [Interp]CCND1 gene duplication [Interpretation] in Blood or Tissue by FISH NarrativeCCND1 gene Dp Bld/T FISH-ImpCCND1 gene duplicationMOLPATH.DELDUPInterpretation of CCND1 gene duplication analysis test result, Blood or tissue specimenImp

Frequently asked questions

Code details

Code78209-4
SystemLOINC
Display nameCCND1 gene dup FISH Nar (Bld/Tiss) [Interp]
DescriptionCCND1 gene duplication
Short nameCCND1 gene Dp Bld/T FISH-Imp
ComponentCCND1 gene duplication
PropertyImp
TimingPt
System (specimen)Bld/Tiss
ScaleNar
MethodFISH
ClassMOLPATH.DELDUP
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Interpretation of CCND1 gene duplication analysis test result, Blood or tissue specimen

Part names

CCND1 gene duplicationImpPtBld/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.