Sunday, March 15, 2015

Hay fever

Hay fever is actually not a fever, and is an allergic reaction, accompanied by bouts of sneezing, runny nose and stuffy nose.
General Information
Its medical name allergic rhinitis, a disease that is triggered by allergens such as dust, pollen and cigarette smoke and is manifested in inflammation of the nasal mucosa.
Allergy to pollen season. Aggravation usually occurs in the summer, especially in hot and windy days when pollen floating in the air. On the other hand, if the allergen is a common dust or animal dander, the disease is less acute, but throughout the year.
Allergic rhinitis often appears with vasomotor rhinitis, when the nose becomes extremely sensitive to irritants such as cigarette smoke, air pollutants other agents, changes in temperature and humidity, certain foods, medications and emotional stress. Also increase the risk of allergic rhinitis, other allergic diseases such as asthma and atopic dermatitis.
Hay fever usually develops before the age of 30 years and affects mainly women, but not men.
Causes of rhinitis
The cause of the allergic rhinitis is usually pollen, fungi, hair, animal hair, dust. These substances are harmless to most people, but if inhaled allergies they cause exaggerated immune response. This starts a cascade of biochemical reactions, which results in massive blood outlet of histamine and other chemical compounds that cause inflammation and mucus in the nasal passages and sinuses.

Symptoms of hay fever (allergic rhinitis)
The first symptoms of irritation, itching of the nose, throat, on the palate, inflammation and redness of the eyes.Next, runny nose, sneezing, difficulty breathing, begin to tear his eyes. In some cases, may develop conjunctivitis.

What you can do
Do not open the windows and doors in your home or office. Ventilate the room after the rain, at night and when there is no wind (when the concentration of pollen in the air is reduced). At an open window or door can be hung well moistened gauze sheet or in several layers. The highest concentration of pollen in the air is observed early in the morning and in the dry hot days, so in that period, it is not recommended to go out. After returning from the street should change clothes. Close the windows in the car when traveling.Take a shower at least twice a day. Do not dry after washing things on the street (or on the balcony), because pollen settles on them.
Daily wet cleaning of the apartment, recommended the use of cleaners and humidifiers, use of air conditioning filters at the output.Carefully take medications prescribed by the doctor, and keep a diary of their condition, it will help your doctor to prevent allergy in the future.

What can your doctor
In hay fever pharmacotherapy used 5 main groups of drugs: antihistamines; glucocorticoids; Voltage regulators of mast cell membranes; vasoconstrictor drugs; anticholinergics. When receiving antihistamines significantly reduced in patients allergic rhinitis symptoms such as itching of the nose, sneezing, nasal discharge. Effective these drugs and the concomitant allergic conjunctivitis.
By basic therapies also relates allergen-specific immunotherapy, which can increase the duration of remission (absence of symptoms) to a few years, to reduce the need for medication in a season taking allergen exposure, inhibits transition allergic rhinitis asthma. Conducting this type of therapy is indicated in patients suffering from hay fever with clearly defined allergens.