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Related Concept Videos

Allergic Reactions02:06

Allergic Reactions

Overview
Types of Toxins01:36

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Humans continually engage with an environment rich in potentially harmful chemicals. These are introduced to our bodies through inhalation, ingestion, or skin contact. These chemicals exist in various forms, such as air and environmental pollutants, agricultural chemicals, organic solvents, and heavy metals.
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Allergic Drug Reactions

Allergic reactions related to drugs are hypersensitivity responses driven by the immune system and bear no connection to the drug's therapeutic action. While drugs in isolation do not trigger an immune response, they can interact with endogenous proteins to form antigens. These antigens stimulate lymphocytes to produce antibodies. IgE-type antibodies attach themselves to mast cells. Upon subsequent exposure to the same stimulus, the antigen-antibody interaction is initiated, unleashing numerous...
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Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
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Drug Toxicity: Allergic Reactions

Drug-related allergies are immune-mediated responses triggered by the administration of pharmacological agents. These hypersensitivity reactions are classified based on the immune mechanisms involved. The four primary types—Type I, II, III, and IV—are mediated by different immunological pathways and exhibit distinct clinical manifestations.Type I Hypersensitivity/ IgE-Mediated Reactions: Immunoglobulin E (IgE) immediately mediates Type I hypersensitivity reactions. Upon initial exposure to a...
Allergic Reactions: Anaphylaxis01:30

Allergic Reactions: Anaphylaxis

Anaphylaxis is a severe, life-threatening hypersensitivity reaction mediated by Immunoglobulin E (IgE) antibodies. When IgE binds to allergens, it triggers the release of mediators– histamine, leukotrienes, and prostaglandins from mast cells and basophils. These mediators cause vasodilation, edema, and inflammation, leading to various symptoms.The primary allergens causing anaphylaxis include food items (e.g., peanuts, shellfish), drugs (e.g., penicillin, asparaginase, corticotropin, heparin),...

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Updated: Jun 24, 2026

A Component-resolved Diagnostic Approach for a Study on Grass Pollen Allergens in Chinese Southerners with Allergic Rhinitis and/or Asthma
06:34

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Published on: June 4, 2017

[Occupational allergy caused by ornamental plants].

Dominika Swierczyńiska-Machura1, Anna Krakowiak, Cezary Pałczyński

  • 1Z Ośrodka Alergii Zawodowej i Srodowiskowej oraz Kliniki Chorób Zawodowych, Instytutu Medycyny Pracy im. prof. dra med. J. Nofera w Lodzi. mika@imp.lodz.pl

Medycyna Pracy
|December 1, 2006
PubMed
Summary
This summary is machine-generated.

Allergic reactions to ornamental flowers are an under-recognized occupational hazard, particularly for florists and gardeners. Chrysanthemums and tulips are common culprits, causing skin and respiratory issues.

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08:47

Symptom Assessment of Patients with Allergic Rhinitis Using an Allergen Exposure Chamber

Published on: March 3, 2023

Area of Science:

  • Allergology
  • Occupational Health
  • Botany

Context:

  • Occupational allergies to decorative plants are poorly understood.
  • Reports often focus on gardeners, florists, and greenhouse workers.
  • Exposure occurs through handling, smelling, and caring for flowers.

Purpose:

  • To highlight the prevalence and types of allergies caused by ornamental plants.
  • To identify common allergenic plant families and species.
  • To inform individuals about occupational risks.

Summary:

  • Handling ornamental flowers can lead to rhinoconjunctivitis, asthma, urticaria, and contact dermatitis.
  • Compositae family plants, especially chrysanthemums, are frequent sensitizers.
  • Liliaceae (tulips, lilies) and roses also commonly cause occupational allergies.

Impact:

  • Individuals with allergies may need to change careers.
  • Atopic individuals should be aware of the risks before entering flower-related occupations.
  • Increased awareness can aid in prevention and management strategies.