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 55727-2: Tissue transglutaminase IgA and IgG panel (S)

Name: LOINC Code 55727-2: Tissue transglutaminase IgA and IgG panel (S)
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:37.766Z

55727-2 is a LOINC code used to identify Tissue transglutaminase IgA and IgG panel (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 Tissue transglutaminase Ab.IgA & IgG panel. 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 Tissue transglutaminase Ab.IgA & IgG panel. 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: 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

Tissue transglutaminase IgA and IgG panel - Serum
Tissue transglutaminase Ab.IgA & IgG panel
Celiac disease; Fibrin stabilizing factor; Immune globulin A; Immune globulin G; Immunoglobulin A; Immunoglobulin G; Pan; PANEL.SEROLOGY; Panl; Pnl; Point in time; Protein-glutamine gamma glutamyltransferase; Random; Serology; Serum; SR; TG2; tTG; tTG IgA+IgG Pnl; UniversalLabOrders

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

Tissue transglutaminase IgA and IgG panel (S)Tissue transglutaminase IgA and IgG panel - SerumtTG IgA+IgG Pnl SerTissue transglutaminase Ab.IgA & IgG panelPANEL.SEROTissue transglutaminase IgA and IgG panel, Blood-

Frequently asked questions

Code details

Code55727-2

SystemLOINC

Display nameTissue transglutaminase IgA and IgG panel (S)

DescriptionTissue transglutaminase Ab.IgA & IgG panel

Short nametTG IgA+IgG Pnl Ser

ComponentTissue transglutaminase Ab.IgA & IgG panel

Property-

TimingPt

System (specimen)Ser

Scale-

ClassPANEL.SERO

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.27

Last changed2.73

Consumer names

Tissue transglutaminase IgA and IgG panel, Blood

Part names

Tissue transglutaminase Ab.IgA & IgG panel-PtSerTissue transglutaminase IgA and IgG panelPoint 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.