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.

LOINCActiveOrder

LOINC Code 94493-4: Celiac disease IgA and HLA typing and serology panel (Bld/Tiss)

Name: LOINC Code 94493-4: Celiac disease IgA and HLA typing and serology panel (Bld/Tiss)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T09:00:24.121Z

94493-4 is a LOINC code used to identify Celiac disease IgA and HLA typing and serology panel (Bld/Tiss) 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 Celiac disease IgA & HLA typing & serology panel. It is commonly used with the system or sample type Bld/Tiss.

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 Celiac disease IgA & HLA typing & serology panel. It is commonly used with the system or sample type Bld/Tiss.

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: Order
Panel type: Panel

What it does not mean

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

Key facts

Celiac disease IgA and HLA typing and serology panel - Blood or Tissue
Celiac disease IgA & HLA typing & serology panel
This panel contains terms to report the results for IgA, HLA typing, and serology related to celiac disease.
Blood; Celiac IgA + HLA + Sero; Dis; Diseases; Dz; Genetics; Heredity; Heritable; HLA ANTIGEN; Human Leukocyte Antigen; Immune globulin A; Immunoglobulin A; Inherited; Pan; PANEL.HLA; Panl; Pnl; Point in time; Random; Tissue; Tissue, unspecified; WB; Whole blood; Whole blood or Tissue

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

Celiac disease IgA and HLA typing and serology panel (Bld/Tiss)Celiac disease IgA and HLA typing and serology panel - Blood or TissueCeliac IgA + HLA + Sero Bld/TCeliac disease IgA & HLA typing & serology panelPANEL.HLACeliac Disease IgA and HLA and Serology Panel, Blood or tissue specimen-

Frequently asked questions

Code details

Code94493-4

SystemLOINC

Display nameCeliac disease IgA and HLA typing and serology panel (Bld/Tiss)

DescriptionCeliac disease IgA & HLA typing & serology panel

Short nameCeliac IgA + HLA + Sero Bld/T

ComponentCeliac disease IgA & HLA typing & serology panel

Property-

TimingPt

System (specimen)Bld/Tiss

Scale-

ClassPANEL.HLA

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.68

Last changed2.68

Consumer names

Celiac Disease IgA and HLA and Serology Panel, Blood or tissue specimen

Part names

Celiac disease IgA & HLA typing & serology panel-PtBld/TissCeliac disease IgA and HLA typing and serology panelPoint in time (spot)Blood or Tissue

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.