LOINCActiveBoth

LOINC Code 100423-3: Button + oyster + Shiitake + chanterelle mushroom IgG Qn (S)

100423-3 is a LOINC code used to identify Button + oyster + Shiitake + chanterelle mushroom IgG 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 (Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgG. 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 (Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgG. 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

  • Allergy Mushroom Mix 1 (Button + oyster + Shiitake + chanterelle mushroom) IgG Ab [Units/volume] in Serum
  • (Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgG
  • ABS; Aby; Allerg Mushroom Mix 1; Allerg Mushroom Mix 1 IgG-aCnc; Allergen; Allergens; ALLERGY TESTING; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; f32; Immune globulin G; Immunoglobulin G; Oyster mushroom; Point in time; QNT; Quan; Quant; Quantitative; Random; Serum; SR; White mushroom

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

Button + oyster + Shiitake + chanterelle mushroom IgG Qn (S)Allergy Mushroom Mix 1 (Button + oyster + Shiitake + chanterelle mushroom) IgG Ab [Units/volume] in SerumAllerg Mushroom Mix 1 IgG Qn(Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgGALLERGYButton + oyster + Shiitake + chanterelle mushroom IgG antibodyACnc

Frequently asked questions

Code details

Code100423-3
SystemLOINC
Display nameButton + oyster + Shiitake + chanterelle mushroom IgG Qn (S)
Description(Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgG
Short nameAllerg Mushroom Mix 1 IgG Qn
Component(Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgG
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
ClassALLERGY
Example unitskIU/l
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Button + oyster + Shiitake + chanterelle mushroom IgG antibody

Part names

(Agaricus bisporus+Pleurotus ostreatus+Lentinula edodes+Cantharellus) Ab.IgGACncPtSerQnAllergy Mushroom Mix 1 (Button + oyster + Shiitake + chanterelle mushroom) IgGArbitrary 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.

LOINC Code 100423-3 | HealthAssure