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When a person becomes sensitized to wood dust, he or she can suffer severe allergic reactions (such as asthma or dermatitis) after repeated exposure or exposure to lower concentrations of the dust. [3] Other common symptoms associated with wood dust exposure include skin and eye irritation; nasal dryness and obstruction; and prolonged colds. [3]
It is naturally found in Thuja and cypress resin, and the main irritant and contact allergen present in thuja wood; in contrast to pine, where the primary irritant is abietic acid. The highest concentrations of plicatic acid can be found in Thuja plicata (western red cedar), but Thuja occidentalis (eastern arborvitae) and Cryptomeria japonica ...
Allergies to the sugar carbohydrate found in beef, venison, lamb, and pork called alpha-gal. It is brought on by tick bites. [43] Allergic reaction to pork is an exception, as it may also be caused by pork-cat syndrome instead of alpha-gal allergy. Rice: Sneezing, runny nose, itching, stomachache, eczema.
Dermatophagoides pteronyssinus Dust mite faecal pellets that can be small as 10 μm, [1] but can be contained by anti-mite fabrics of a denser pore size. [2]House dust mites (HDM, or simply dust mites) are various species of acariform mites belonging to the family Pyroglyphidae that are found in association with dust in dwellings. [3]
Allergic inflammation is an important pathophysiological feature of several disabilities or medical conditions including allergic asthma, atopic dermatitis, allergic rhinitis and several ocular allergic diseases. Allergic reactions may generally be divided into two components; the early phase reaction, and the late phase reaction.
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The allergy is common [38] [39] and can trigger allergic reactions such as asthma, eczema, or itching. The mite's gut contains potent digestive enzymes (notably peptidase 1) that persist in their feces and are major inducers of allergic reactions such as wheezing. The mite's exoskeleton can also contribute to allergic reactions.
A child's allergy is an immune system reaction to a foreign substance, or allergen, that is considered harmless to most. According to Dr. James Fernandez with the Cleveland Clinic Lerner College of Medicine at Case Western Reserve University, "Genetic and environmental factors work together to contribute to the development of allergies."