LOINCActiveOrder

LOINC Code 74633-9: Dimethylacetal (DMA) panel (Fibroblast)

74633-9 is a LOINC code used to identify Dimethylacetal (DMA) panel (Fibroblast) 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 Dimethylacetal panel. It is commonly used with the system or sample type Fibroblasts.

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 Dimethylacetal panel. It is commonly used with the system or sample type Fibroblasts.

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: Order
  • Panel type: Panel

What it does not mean

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

Key facts

  • Dimethylacetal (DMA) panel - Fibroblast
  • Dimethylacetal panel
  • Plasmalogen testing of dimethyl acetals (DMAs) in fibroblasts for determining defects in plasmalogen synthesis and diagnosis of related diseases, including Rhizomelic chondrodysplasia punctata and Zellweger disease spectrum. The submitters laboratory performs gas chromatography with flame detector of dimethyl acetals to identify and quantify DMAs.
  • Chemistry; Dimethyl acetal; DMA Pnl; Fib; Fibr; Pan; PANEL.CHEMISTRY; Panl; Pnl; Point in time; Random

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

Dimethylacetal (DMA) panel (Fibroblast)Dimethylacetal (DMA) panel - FibroblastDMA Pnl FibDimethylacetal panelPANEL.CHEMDimethylacetal (DMA) Panel, Fibroblast-

Frequently asked questions

Code details

Code74633-9
SystemLOINC
Display nameDimethylacetal (DMA) panel (Fibroblast)
DescriptionDimethylacetal panel
Short nameDMA Pnl Fib
ComponentDimethylacetal panel
Property-
TimingPt
System (specimen)Fibroblasts
Scale-
ClassPANEL.CHEM
StatusACTIVE
Order/ObservationOrder

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.48
Last changed2.50

Consumer names

Dimethylacetal (DMA) Panel, Fibroblast

Part names

Dimethylacetal panel-PtFibroblastsDimethylacetal (DMA) panelPoint in time (spot)Fibroblast

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 74633-9 | HealthAssure