When a person comes in contact with dust mite i.e. small bug and it leads to allergic reactions then this condition is referred to as dust mite allergy. These insects usually live in house dust. They are very small in size and can be seen through a microscope. It eats skin cell shed by humans and grow in warm and humid surroundings. In houses dust mites live in bedding, furniture and carpet. Some of the symptoms of dust mite allergy are runny nose, watery eyes, sneezing and nasal congestion. If symptoms are severe then medical help should be taken right away.
Causes for Dust mite Allergy
Some of the causes for dust mite allergy are as follows:
Genetic: If parents or family members have this allergy it can be passed on to their children.
Age: Usually a person develops this allergy during childhood or when entering adulthood.
Excess exposure to dust mites: Excess exposure to dust mites in childhood increases the chances of allergic reactions.
Dust mite Allergy Symptoms
Symptoms of dust mite allergy could be mild or severe. The common symptoms of dust mite allergy are as follows:
- Runny nose
- Itching in mouth, nose, eyes or throat
- Swollen skin underneath the eyes, the skin color changes to blue
- Watery eyes
- Disturbed sleep
- Nasal congestion
- Facial pressure
- Postnasal drip
- Children usually may rub nose in the upward direction
In case of asthma the person may experience other symptoms as well:
- Pain and tightness in chest
- Audible wheezing sound when the person exhales
- Difficulty in breathing
- Severe coughing that worsens if the person gets flu or cold.
Treatment of Dust mite Allergy
Symptoms like sneezing and runny nose are same like that of common cold, therefore, it becomes difficult to detect whether it is a cold or allergy. However if it continues for a long time then it could be an allergy. It would be advisable to consult a doctor.
The best way to avoid and control dust mite allergy is to avoid dust mites as far as possible. Medicines should also be taken to control the allergic reactions. Some medicines and treatment are as follows:
- Antihistamines: It gives relief from sneezing, itching and runny nose.
- Leukotriene modifiers: It blocks the work of some immune system chemicals. But it has side effects like headache, dizziness.
- Decongestants tablets: It helps to make breathing easier.
- Cromolyn sodium: It helps to reduce the symptoms.
- Corticosteroids: It reduces nasal inflammation.
- Immunotherapy: This therapy helps to become insensitive to the particular allergen. It is usually opted when other treatments do not work out.
Precautions can be taken to use bedcovers that are allergen proof. Bedcovers, blankets and sheets everything should be washed daily in hot water so as to do away with dust mites. Carpet and furniture should be vacuumed. The best way to avoid dust mite allergy is to keep everything dust free as far as possible.