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In addition, seasonal allergies are known to cause sinus inflammation, but that isn’t the only area that can become inflamed. ... which can also affect the throat and chest.
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Permanent lung damage can arise due to one's inability to recognize the cause of symptoms. [5] Farmer's lung occurs because repeated exposure to antigens, found in the mold spores of hay, crops, and animal feed, triggers an allergic reaction within the farmer's immune system. [5]
Hay fever affects an estimated one in four people in the UK from spring to autumn each year. According to the Met Office, there are about 30 different types of pollen that can cause hay fever ...
Allergic rhinitis, of which the seasonal type is called hay fever, is a type of inflammation in the nose that occurs when the immune system overreacts to allergens in the air. [6] It is classified as a type I hypersensitivity reaction . [ 8 ]
Allergic rhinitis or hay fever may follow when an allergen such as pollen, dust, or Balsam of Peru [36] is inhaled by an individual with a sensitized immune system, triggering antibody production. These antibodies mostly bind to mast cells, which contain histamine. When the mast cells are stimulated by an allergen, histamine (and other ...
Symptoms of hay fever include sneezing, coughing, having a runny or blocked nose, drowsiness, and itchy, red or watery eyes. Pollen levels in the South West, Wales and the Midlands will ease to ...
Hypersensitivity Pneumonitis; Other names: Allergic alveolitis, bagpipe lung, extrinsic allergic alveolitis (EAA) High magnification photomicrograph of a lung biopsy taken showing chronic hypersensitivity pneumonitis (), showing mild thickening of the walls of the small air sacs by invasion of white blood cells.