LOINCActiveBoth

LOINC Code 82738-6: Dopamine receptor D2 IgG IA (S) [Titer]

82738-6 is a LOINC code used to identify Dopamine receptor D2 IgG IA (S) [Titer] 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 Dopamine receptor D2 long Ab.IgG. It is commonly used with the system or sample type Ser.

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 Dopamine receptor D2 long Ab.IgG. It is commonly used with the system or sample type Ser.

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: IA

What it does not mean

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

Key facts

  • Dopamine receptor D2 IgG Ab [Titer] in Serum by Immunoassay
  • Dopamine receptor D2 long Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Dilution factor; Dilution Factor (Titer); DRD2L; DRD2L Ab; EIA; ELFA; ELISA; Enzyme immunoassay; IAA; Immune globulin G; Immunoglobulin G; MEIA; Point in time; Random; Rec; Recept; Receptors; Recp; Recptr; Serology; Serum; SmQn; SR; SUDS; Titer; Titered; Titre; Ttr

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

Dopamine receptor D2 IgG IA (S) [Titer]Dopamine receptor D2 IgG Ab [Titer] in Serum by ImmunoassayDRD2L IgG Titr Ser IADopamine receptor D2 long Ab.IgGSERODOPamine Receptor D2 IgG antibody, BloodTitr

Frequently asked questions

Code details

Code82738-6
SystemLOINC
Display nameDopamine receptor D2 IgG IA (S) [Titer]
DescriptionDopamine receptor D2 long Ab.IgG
Short nameDRD2L IgG Titr Ser IA
ComponentDopamine receptor D2 long Ab.IgG
PropertyTitr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodIA
ClassSERO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.58
Last changed2.75

Consumer names

DOPamine Receptor D2 IgG antibody, Blood

Part names

Dopamine receptor D2 long Ab.IgGTitrPtSerSemiQnIADopamine receptor D2 long IgGTiterPoint in time (spot)SerumImmunoassay

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 82738-6 | HealthAssure