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September 08, 2009

Type of Asthma

Childhood-onset asthma
Asthma begins in childhood, this early asthmatic child. This type of asthma occurs because the child is drawn to the common allergens in the environment - possibly due to genetic causes. Child atopic dermatitis - genetically determined state of hypersensitivity to environmental allergens.

Allergens, substances that the body is seen as a foreign body, resulting in an immune response. They vary greatly between individuals and often contain animal proteins, fungi, pollen, dust, mites, and some powder. Cells of the respiratory tract, probably sensitive to the materials, in particular by asthmatic reaction, when the child is in contact with certain allergens.

Adult-onset asthma
This term is used when a person develops asthma after the age of 20 years. Adult asthma afflicts more women than men, and significantly less likely than children of asthma.

It can also be caused by allergies or allergy material. It is possible that up to 50% of adult patients with asthma, allergy-related estimates. Nevertheless, much of the prevalence of asthma in adults, early contact with an allergen (S), the so-called minor asthma have an allergic condition. These non-allergic asthma in adults, the beginning is also known as internal asthma. Impact of chemical particles, and in some plastics, metals can cause drug or wood dust as the cause of asthma in adults.

Exercise-induced asthma
When asthma coughing, wheezing, or feeling of breathing during or after a workout, you may suffer due to sports. It is obvious that their condition is also a factor - a person who does not fit, and works fast for ten minutes without breathing. However, if your cough, wheezing and wheezing does not make sense, it could be indicative of asthma.

As with other types of asthma, people with asthma have difficulty in the air and from the lung caused by inflammation of the bronchi (airways) and mucus.

Some people only experience asthma symptoms during physical exercise. The good news is that with proper treatment, a person who suffers from asthma do not do to limit your athletic goals. Exercises with the proper treatment of the disease may be as much as you want. Mark Spitz won nine gold medals in swimming at the Olympics in 1972 and suffered from asthma.

Eighty percent of people with other types of asthma may, during training, but many people with asthma symptoms have never physically straining.

Cough-asthma
Cough-induced asthma is one of the most difficult to diagnose asthma. The physician must be removed to other possibilities, such as chronic bronchitis, runny nose due to hay fever or sinus disease. In this case, may cough alone, without creating other symptoms of asthma, as they are. Coughing can occur at any time of day or night. If this happens at night can disrupt sleep.

Occupational asthma
This type of asthma with something on the spot, issued at his workplace. Factors such as chemicals, vapors, gases, smoke, dust, fumes and particles that cause asthma. It can also be caused by a virus (flu), mold, animal products, pollen, humidity and temperature. Others can cause stress. Occupational asthma occur fairly soon after patients started a new job and disappear shortly after leaving that job.

Nocturnal asthma
Nocturnal asthma occurs between midnight and 8 hours. This is caused by allergens in the home, such as dust and pet dander or sinus, which was caused. Night or nighttime asthma symptoms occur during the day, did not find the patient. The patient has shortness of breath or difficulty breathing when lying down and can not have these symptoms until he awoke in the middle of the night - between 2 and 4 hours.

Nocturnal asthma may occur only occasionally or frequently during the week. Night symptoms can be a frequent problem in patients with asthma during the day. If, however, no symptoms during the day is the cause of asthma recommend the night cough, asthma so difficult to admit it - as a rule, the delay of treatment. The reasons for this phenomenon are unknown, although several possibilities are under investigation.

Steroid-resistant asthma (severe asthma)
Although most patients on regular inhaled glucocorticoids (steroids), treatment, and some are resistant to steroids. Airways inflammation and immune activation play an important role in chronic asthma. Current guidelines for asthma therapy, therefore, focus on the use of anti-inflammatory therapy, particularly inhaled glucocorticoids (GC). By reducing inflammation of the airways and activation of the immune system, glucocorticoids are the treatment of asthma. However, patients with steroid-resistant asthma, increased immune activation in the airways of asthma patients are steroid sensitive (SS).

In addition, glucocorticoids do not cause eosinophilia (high concentration of eosinophils in the blood) or activation of T cells in patients with steroid-resistant asthma. This persistent activation of the immune system is a high level of immune molecules IL-2 (IL-2), IL-4 and IL-5 in the airways of patients are linked.


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