LOINCActiveBoth

LOINC Code 93501-5: Metabotropic glutamate receptor 1 IgG IF (CSF) [Titer]

93501-5 is a LOINC code used to identify Metabotropic glutamate receptor 1 IgG IF (CSF) [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 Metabotropic glutamate receptor 1 Ab.IgG. It is commonly used with the system or sample type CSF.

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 Metabotropic glutamate receptor 1 Ab.IgG. It is commonly used with the system or sample type CSF.

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: IF

What it does not mean

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

Key facts

  • Metabotropic glutamate receptor 1 IgG Ab [Titer] in Cerebral spinal fluid by Immunofluorescence
  • Metabotropic glutamate receptor 1 Ab.IgG
  • ABS; Aby; ACIF; Antby; Anti; Antibodies; Antibody; Anticomplement Immunofluorescence; Autoantibodies; Autoantibody; c707; Cerebral spinal fluid; Cerebrospinal Fl; Dilution factor; Dilution Factor (Titer); FA; Fluorescent antibody; Fluoresent; Glu; Glutamic acid; i; IFA; Immune fluorescence; Immune globulin G; Immunoflour; Immunofluor; Immunofluorescence; Immunoglobulin G; mGluR1; mGluR1 Ab; mGluR1 IgG; Point in time; Random; Rec; Recept; Receptors; Recp; Recptr; Serology; SmQn; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Time Resolved Fluorescence; Titer; Titered; Titre; TRF; 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

Metabotropic glutamate receptor 1 IgG IF (CSF) [Titer]Metabotropic glutamate receptor 1 IgG Ab [Titer] in Cerebral spinal fluid by ImmunofluorescencemGluR1 IgG Titr CSF IFMetabotropic glutamate receptor 1 Ab.IgGSEROMetabotropic glutamate receptor 1 IgG antibody, Spinal fluidTitr

Frequently asked questions

Code details

Code93501-5
SystemLOINC
Display nameMetabotropic glutamate receptor 1 IgG IF (CSF) [Titer]
DescriptionMetabotropic glutamate receptor 1 Ab.IgG
Short namemGluR1 IgG Titr CSF IF
ComponentMetabotropic glutamate receptor 1 Ab.IgG
PropertyTitr
TimingPt
System (specimen)CSF
ScaleSemiQn
MethodIF
ClassSERO
Example unitsTiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.67
Last changed2.75

Consumer names

Metabotropic glutamate receptor 1 IgG antibody, Spinal fluid

Part names

Metabotropic glutamate receptor 1 Ab.IgGTitrPtCSFSemiQnIFMetabotropic glutamate receptor 1 IgGTiterPoint in time (spot)Cerebral spinal fluidImmunofluorescence (IF)

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 93501-5 | HealthAssure