What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveObservation

LOINC Code 38174-9: B. burgdorferi C6 Ab IA Qn (CSF)

Name: LOINC Code 38174-9: B. burgdorferi C6 Ab IA Qn (CSF)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:25.627Z

38174-9 is a LOINC code used to identify B. burgdorferi C6 Ab IA 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 Borrelia burgdorferi C6 Ab. 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 Borrelia burgdorferi C6 Ab. 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: Observation
Method: IA

What it does not mean

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

Key facts

Borrelia burgdorferi C6 Ab [Units/volume] in Cerebral spinal fluid by Immunoassay
Borrelia burgdorferi C6 Ab
ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; B burg; B burgdor; B burgdor C6; B burgdorferi; Bb; Burgdorf; C6 LPE; C6 Lyme Peptide; Cerebral spinal fluid; Cerebrospinal Fl; EIA; ELFA; ELISA; Enzyme immunoassay; IAA; ID; Infectious Disease; InfectiousDisease; Lyme; Lyme disease; Lymes; MEIA; Microbiology; Neuro; Neurology; Point in time; QNT; Quan; Quant; Quantitative; Random; Spinal Fl; Spinal Fld; Spinal Flu; Spinal Fluid; SUDS

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

B. burgdorferi C6 Ab IA Qn (CSF)Borrelia burgdorferi C6 Ab [Units/volume] in Cerebral spinal fluid by ImmunoassayB burgdor C6 Ab CSF IA-aCncBorrelia burgdorferi C6 AbMICROBorrelia burgdorferi C6 antibody, Spinal fluidACnc

Frequently asked questions

Code details

Code38174-9

SystemLOINC

Display nameB. burgdorferi C6 Ab IA Qn (CSF)

DescriptionBorrelia burgdorferi C6 Ab

Short nameB burgdor C6 Ab CSF IA-aCnc

ComponentBorrelia burgdorferi C6 Ab

PropertyACnc

TimingPt

System (specimen)CSF

ScaleQn

MethodIA

ClassMICRO

Example unitsLIV

StatusACTIVE

Order/ObservationObservation

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.13

Last changed2.70

Consumer names

Borrelia burgdorferi C6 antibody, Spinal fluid

Part names

Borrelia burgdorferi C6 AbACncPtCSFQnIAArbitrary ConcentrationPoint in time (spot)Cerebral spinal fluidImmunoassay

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.