LOINC

LOINC Code 22508-6: SLEV Ab Ql (S)

22508-6 is a LOINC code used to identify SLEV Ab Ql (S) 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 Saint Louis encephalitis virus Ab. 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 Saint Louis encephalitis virus Ab. 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: DEPRECATED

What it does not mean

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

Key facts

  • Deprecated Saint Louis encephalitis virus Ab [Presence] in Serum
  • Saint Louis encephalitis virus Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Enc; Enceph; Encephalomyelitis; ID; Infectious Disease; InfectiousDisease; Microbiology; Ordinal; Point in time; QL; Qual; Qualitative; Random; Screen; Serum; SLE virus; SLEV; SR; St Louis

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

SLEV Ab Ql (S)Deprecated Saint Louis encephalitis virus Ab [Presence] in SerumDeprecated SLEV Ab Ser QlSaint Louis encephalitis virus AbMICROSLEV antibody, BloodACnc

Frequently asked questions

Code details

Code22508-6
SystemLOINC
Display nameSLEV Ab Ql (S)
DescriptionSaint Louis encephalitis virus Ab
Short nameDeprecated SLEV Ab Ser Ql
ComponentSaint Louis encephalitis virus Ab
PropertyACnc
TimingPt
System (specimen)Ser
ScaleOrd
ClassMICRO
StatusDEPRECATED

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0n
Last changed2.36

Consumer names

SLEV antibody, Blood

Part names

Saint Louis encephalitis virus AbACncPtSerOrdArbitrary ConcentrationPoint in time (spot)Serum

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 22508-6 | HealthAssure