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LOINC Code 16588-6: C. psittaci IgM Qn (CSF)

16588-6 is a LOINC code used to identify C. psittaci IgM Qn (CSF) 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 Chlamydophila psittaci Ab.IgM. 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 Chlamydophila psittaci Ab.IgM. 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

  • Chlamydophila psittaci IgM Ab [Units/volume] in Cerebral spinal fluid
  • Chlamydophila psittaci Ab.IgM
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Avian chlamydiosis; C psittaci; Cerebral spinal fluid; Cerebrospinal Fl; Chlamydia; Chlamydia psittaci; Chlamydial abortion; CPS; Enzootic abortion of ewes; ID; Immune globulin M; Immunoglobulin M; Infectious Disease; InfectiousDisease; Microbiology; Neuro; Neurology; Ornithosis; Ovine chlamydiosis; Point in time; Psittacosis; QNT; Quan; Quant; Quantitative; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid

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

C. psittaci IgM Qn (CSF)Chlamydophila psittaci IgM Ab [Units/volume] in Cerebral spinal fluidC psittaci IgM CSF-aCncChlamydophila psittaci Ab.IgMMICROChlamydophila psittaci IgM antibody, Spinal fluidACnc

Frequently asked questions

Code details

Code16588-6
SystemLOINC
Display nameC. psittaci IgM Qn (CSF)
DescriptionChlamydophila psittaci Ab.IgM
Short nameC psittaci IgM CSF-aCnc
ComponentChlamydophila psittaci Ab.IgM
PropertyACnc
TimingPt
System (specimen)CSF
ScaleQn
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0l
Last changed2.69

Consumer names

Chlamydophila psittaci IgM antibody, Spinal fluid

Part names

Chlamydophila psittaci Ab.IgMACncPtCSFQnChlamydophila psittaci IgMArbitrary ConcentrationPoint 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 16588-6 | HealthAssure