LOINCBoth

LOINC Code 54029-4: Soluble liver Ab Ql (S)

54029-4 is a LOINC code used to identify Soluble liver 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 Soluble liver 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 Soluble liver 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
  • Order vs observation: Both

What it does not mean

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

Key facts

  • Deprecated Soluble liver Ab [Presence] in Serum
  • Soluble liver Ab
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Cytokeratin; Hepatology; Liver; Liver-pancreas antigen; O-phosphoseryl-tRNA(Sec) selenium transferase; Ordinal; Point in time; PR; QL; Qual; Qualitative; Random; Screen; Serology; Serum; SLA; Soluble liver antigen; SR

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

Soluble liver Ab Ql (S)Deprecated Soluble liver Ab [Presence] in SerumDeprecated Soluble liver Ab Ser QlSoluble liver AbSEROSoluble liver antibody, BloodPrThr

Frequently asked questions

Code details

Code54029-4
SystemLOINC
Display nameSoluble liver Ab Ql (S)
DescriptionSoluble liver Ab
Short nameDeprecated Soluble liver Ab Ser Ql
ComponentSoluble liver Ab
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleOrd
ClassSERO
StatusDEPRECATED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.26
Last changed2.58

Consumer names

Soluble liver antibody, Blood

Part names

Soluble liver AbPrThrPtSerOrdPresence or ThresholdPoint 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 54029-4 | HealthAssure