LOINCActiveBoth

LOINC Code 98221-5: T. pallidum IgG bands IB Nom (S)

98221-5 is a LOINC code used to identify T. pallidum IgG bands IB Nom (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 Treponema pallidum Ab.IgG bands. 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 Treponema pallidum Ab.IgG bands. 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: Both
  • Method: IB

What it does not mean

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

Key facts

  • Treponema pallidum IgG bands [Identifier] in Serum by Immunoblot
  • Treponema pallidum Ab.IgG bands
  • ABS; Aby; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Blt; ID; Identity or presence; Immune blot; Immune globulin G; Immunobl; Immunoblot; Immunoglobulin G; Infectious Disease; InfectiousDisease; Microbiology; Nominal; Point in time; Random; RIBA; Serum; SR; Syphilis; T palldm; T pallidum; Treponemal; WB; WBLOT; West blot; West blt; Western blot

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

T. pallidum IgG bands IB Nom (S)Treponema pallidum IgG bands [Identifier] in Serum by ImmunoblotT palldm IgG bands Ser IBTreponema pallidum Ab.IgG bandsMICROTreponema pallidum IgG bands, BloodPrid

Frequently asked questions

Code details

Code98221-5
SystemLOINC
Display nameT. pallidum IgG bands IB Nom (S)
DescriptionTreponema pallidum Ab.IgG bands
Short nameT palldm IgG bands Ser IB
ComponentTreponema pallidum Ab.IgG bands
PropertyPrid
TimingPt
System (specimen)Ser
ScaleNom
MethodIB
ClassMICRO
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.71
Last changed2.82

Consumer names

Treponema pallidum IgG bands, Blood

Part names

Treponema pallidum Ab.IgG bandsPridPtSerNomIBPresence or IdentityPoint in time (spot)SerumImmunoblot

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 98221-5 | HealthAssure