LOINCActiveBoth

LOINC Code 82109-0: Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain IgE Multidisk Qn (S)

82109-0 is a LOINC code used to identify Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain IgE Multidisk 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 (Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) 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 (Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) 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
  • Method: Multidisk

What it does not mean

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

Key facts

  • Regional Allergen Mix 4 (Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain) IgE Ab [Units/volume] in Serum by Multidisk
  • (Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) Ab.IgE
  • A artemisiifolia; A elatior; ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Allerscan; Ambrosia artemisiifolia; Antby; Anti; Antibodies; Antibody; Arbitrary concentration; Autoantibodies; Autoantibody; Bermuda grass; Brome; Brome grass; Buckhorn plantain; Common ragweed; Engl plantain; English plantain; g002; g005; g011; g11; g2; g5; Immune globulin E; Immunoglobulin E; Italian Ryegrass; Mugwort; Per rye grass; Perennial ryegrass; Plantain Buckhorn; Point in time; QNT; Quan; Quant; Quantitative; Random; Region Allerg Mix4; Rescue grass; Ribwort; Rrx4; rx4; Rye grass; Ryegrass; Serum; Short ragweed; SR; w001; w006; w009; w1; w6; w9

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

Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain IgE Multidisk Qn (S)Regional Allergen Mix 4 (Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain) IgE Ab [Units/volume] in Serum by MultidiskRegion Allerg Mix4 IgE Qn(Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) Ab.IgEALLERGYRegional mix (Bermuda Grass, Perennial Rye Grass, Brome, Common Ragweed, Mugwort, English Plantain) allergy testACnc

Frequently asked questions

Code details

Code82109-0
SystemLOINC
Display nameBermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain IgE Multidisk Qn (S)
Description(Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) Ab.IgE
Short nameRegion Allerg Mix4 IgE Qn
Component(Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) Ab.IgE
PropertyACnc
TimingPt
System (specimen)Ser
ScaleQn
MethodMultidisk
ClassALLERGY
Example unitskIU/mL
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.56
Last changed2.56

Consumer names

Regional mix (Bermuda Grass, Perennial Rye Grass, Brome, Common Ragweed, Mugwort, English Plantain) allergy test

Part names

(Cynodon dactylon+Lolium perenne+Bromus inermis+Ambrosia elatior+Artemisia vulgaris+Plantago lanceolata) Ab.IgEACncPtSerQnMultidiskRegional Allergen Mix 4 (Bermuda grass+Perennial rye grass+Brome+Common ragweed+Mugwort+English plantain) 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.