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LOINC Code 22480-8: R. typhus group IgG (CSF) [Titer]

22480-8 is a LOINC code used to identify R. typhus group IgG (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 Rickettsia typhus group Ab.IgG. It is commonly used with the system or sample type CSF.

Reviewed by HealthAssure Clinical TeamUpdated 25 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 Rickettsia typhus group 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

What it does not mean

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

Key facts

  • Rickettsia typhus group IgG Ab [Titer] in Cerebral spinal fluid
  • Rickettsia typhus group Ab.IgG
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cerebral spinal fluid; Cerebrospinal Fl; Dilution factor; Dilution Factor (Titer); ID; Immune globulin G; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Neuro; Neurology; Point in time; Random; Rick Typhus; Ricket; Rickettsial; SmQn; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; Titer; Titered; Titre; Ttr; Typh; Typhus

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

R. typhus group IgG (CSF) [Titer]Rickettsia typhus group IgG Ab [Titer] in Cerebral spinal fluidRick Typhus IgG Titr CSFRickettsia typhus group Ab.IgGMICRORickettsia typhus group IgG antibody, Spinal fluidTitr

Frequently asked questions

Code details

Code22480-8
SystemLOINC
Display nameR. typhus group IgG (CSF) [Titer]
DescriptionRickettsia typhus group Ab.IgG
Short nameRick Typhus IgG Titr CSF
ComponentRickettsia typhus group Ab.IgG
PropertyTitr
TimingPt
System (specimen)CSF
ScaleSemiQn
ClassMICRO
Example unitstiter
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.75

Consumer names

Rickettsia typhus group IgG antibody, Spinal fluid

Part names

Rickettsia typhus group Ab.IgGTitrPtCSFSemiQnRickettsia typhus group IgGTiterPoint in time (spot)Cerebral spinal fluid

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 22480-8 | HealthAssure