LOINCObservation

LOINC Code 46777-9: Glutaric acidemia 2/Ethylmalonic Encephalopathy (DBS) [Interp]

46777-9 is a LOINC code used to identify Glutaric acidemia 2/Ethylmalonic Encephalopathy (DBS) [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 Glutaric acidemia 2 &or ethylmalonic encephalopathy. It is commonly used with the system or sample type Bld.dot.

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 Glutaric acidemia 2 &or ethylmalonic encephalopathy. It is commonly used with the system or sample type Bld.dot.

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: DISCOURAGED
  • Order vs observation: Observation

What it does not mean

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

Key facts

  • Glutaric acidemia 2/Ethylmalonic Encephalopathy newborn screen interpretation
  • Glutaric acidemia 2 &or ethylmalonic encephalopathy
  • Blood; Chemistry; DBS; Dried blood spot; EMA; Filter paper; FP; GA 2/EMA; II; Impression; Impression/interpretation of study; Impressions; Interp; Interpretation; Nominal; Point in time; Random; WB; Whole blood

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

Glutaric acidemia 2/Ethylmalonic Encephalopathy (DBS) [Interp]Glutaric acidemia 2/Ethylmalonic Encephalopathy newborn screen interpretationGA 2/EMA DBS-ImpGlutaric acidemia 2 &or ethylmalonic encephalopathyCHEMGlutaric acidemia 2/Ethylmalonic encephalopathy, Dried blood spotImp

Frequently asked questions

Code details

Code46777-9
SystemLOINC
Display nameGlutaric acidemia 2/Ethylmalonic Encephalopathy (DBS) [Interp]
DescriptionGlutaric acidemia 2 &or ethylmalonic encephalopathy
Short nameGA 2/EMA DBS-Imp
ComponentGlutaric acidemia 2 &or ethylmalonic encephalopathy
PropertyImp
TimingPt
System (specimen)Bld.dot
ScaleNom
ClassCHEM
StatusDISCOURAGED
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.19
Last changed2.44

Consumer names

Glutaric acidemia 2/Ethylmalonic encephalopathy, Dried blood spot

Part names

Glutaric acidemia 2 &or ethylmalonic encephalopathyImpPtBld.dotNomGlutaric acidemia 2/Ethylmalonic EncephalopathyImpression/interpretation of studyPoint in time (spot)DBS

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 46777-9 | HealthAssure