LOINCActiveObservation

LOINC Code 24481-4: Common ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort IgE RAST class Multidisk (S) [Presence]

24481-4 is a LOINC code used to identify Common ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort IgE RAST class Multidisk (S) [Presence] 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 (Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST class. 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 (Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST class. 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: Observation
  • Method: Multidisk

What it does not mean

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

Key facts

  • Weed Allergen Mix 1 (Common ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort) IgE Ab RAST class [Presence] in Serum by Multidisk
  • (Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST class
  • A artemisiifolia; A elatior; ABS; Aby; Allergen; Allergens; ALLERGY TESTING; Allerscan; Ambrosia artemisiifolia; Antby; Anti; Antibodies; Antibody; Autoantibodies; Autoantibody; Buckhorn plantain; Common ragweed; Engl plantain; English plantain; Goosefoot; IgE RAST; Immune globulin E; Immunoglobulin E; Lamb's quarter; Lambs quarters; Lamb's quarters; Mugwort; Plantain Buckhorn; Point in time; PR; Quinoa; Random; Ribwort; Russian thistle; Salosola kali; Salsola kali Ab.IgE.RAST class; Salsola pestifer; Saltwort; Saltwort (prickly); Serum; Short ragweed; SmQn; SR; w001; w006; w009; w010; w011; w1; w10; w11; w6; w9; Weed Allerg Mix1; Weed mix; wx1

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

Common ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort IgE RAST class Multidisk (S) [Presence]Weed Allergen Mix 1 (Common ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort) IgE Ab RAST class [Presence] in Serum by MultidiskWeed Allerg Mix1 IgE RAST(Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST classALLERGYWeed mix (Common Ragweed, Mugwort, Goosefoot Or Lambs Quarters, English Plantain, Saltwort) allergy testPrThr

Frequently asked questions

Code details

Code24481-4
SystemLOINC
Display nameCommon ragweed+Mugwort+Goosefoot or Lambs quarters+English plantain+Saltwort IgE RAST class Multidisk (S) [Presence]
Description(Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST class
Short nameWeed Allerg Mix1 IgE RAST
Component(Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST class
PropertyPrThr
TimingPt
System (specimen)Ser
ScaleSemiQn
MethodMultidisk
ClassALLERGY
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0o
Last changed2.75

Consumer names

Weed mix (Common Ragweed, Mugwort, Goosefoot Or Lambs Quarters, English Plantain, Saltwort) allergy test

Part names

(Ambrosia elatior+Artemisia vulgaris+Chenopodium album+Plantago lanceolata+Salsola kali) Ab.IgE.RAST classPrThrPtSerSemiQnMultidiskPresence or ThresholdPoint 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.