LOINCActiveBoth

LOINC Code 77203-8: Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici IgE Qn (S)

77203-8 is a LOINC code used to identify Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici IgE Qn (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 Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgE. 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 Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgE. 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

What it does not mean

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

Key facts

  • Smut fungi (Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici) IgE Ab [Units/volume] in Serum
  • Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgE
  • ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Barley smut; Barley+Wheat smut; Corn smut; Immune globulin E; Immunoglobulin E; m201; m215; Point in time; QNT; Quan; Quant; Quantitative; Random; Rm201; Serum; SR; U nuda; U nuda+tritici+maydis+T tritici; U tritici; Wheat smut

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

Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici IgE Qn (S)Smut fungi (Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici) IgE Ab [Units/volume] in SerumSmut fungi IgE QnUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgEALLERGYUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici allergy testACnc

Frequently asked questions

Code details

Code77203-8
SystemLOINC
Display nameUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici IgE Qn (S)
DescriptionUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgE
Short nameSmut fungi IgE Qn
ComponentUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgE
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
ClassALLERGY
Example unitskIU/L
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.52
Last changed2.73

Consumer names

Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici allergy test

Part names

Ustilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici Ab.IgEACncPtSerQnUstilago nuda+Ustilago tritici+Ustilago maydis+Tilletia tritici IgEArbitrary 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.