LOINCActiveBoth

LOINC Code 35454-8: MLL gene rearrangements Molgen Doc (Bld/Tiss)

35454-8 is a LOINC code used to identify MLL gene rearrangements Molgen Doc (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 MLL gene rearrangements. 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 MLL gene rearrangements. 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

  • MLL gene rearrangements in Blood or Tissue by Molecular genetics method
  • MLL gene rearrangements
  • ALL1; ALL-1; Blood; CXXC7; Document; Finding; Findings; Genetics; Heredity; Heritable; HRX; HTRX; HTRX1; Inherited; lysine (K)-specific methyltransferase 2A; MLL; MLL/GAS7; MLL1; MLL1A; Molecular genetics; Molecular pathology; MOLPATH; MOLPATH.REARRANGEMENTS; myeloid/lymphoid or mixed-lineage leukemia (trithorax (Drosophila) homolog); PCR; Point in time; Random; Rearr; Rearrangement; TET1-MLL; Tissue; Tissue, unspecified; TRX1; WB; WDSTS; 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

MLL gene rearrangements Molgen Doc (Bld/Tiss)MLL gene rearrangements in Blood or Tissue by Molecular genetics methodMLL gene Rear Bld/TMLL gene rearrangementsMOLPATH.REARRANGEMLL gene rearrangements, Blood or tissue specimenFind

Frequently asked questions

Code details

Code35454-8
SystemLOINC
Display nameMLL gene rearrangements Molgen Doc (Bld/Tiss)
DescriptionMLL gene rearrangements
Short nameMLL gene Rear Bld/T
ComponentMLL gene rearrangements
PropertyFind
TimingPt
System (specimen)Bld/Tiss
ScaleDoc
MethodMolgen
ClassMOLPATH.REARRANGE
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.13
Last changed2.73

Consumer names

MLL gene rearrangements, Blood or tissue specimen

Part names

MLL gene rearrangementsFindPtBld/TissDocMolgenFindingPoint 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.