For a long time an unwanted companion of mankind was an allergy. Cough, runny nose, lacrimation, spasm of the larynx - all these troubles could accompany her manifestation. The allergy can take a seasonal character and manifest at a certain time of the year. Then its appearance is associated with some seasonal processes, for example, with the flowering of plants. Also, the manifestation of an allergic reaction may arise from exposure to allergens that are not relevant to the seasonal factor. This, for example, refers to the reaction to animal hair or to taking medications. Cough for allergies is one of the most common symptoms.
Cause of an allergic cough
As a result of the action of allergens, the human body releases histamine. This leads to a violation of blood microcirculation and swelling of the mucous membranes of the respiratory tract. With edema, irritation of the receptors occurs. The reaction of the body to such processes is a dry cough. Allergy is most pronounced in children. They have swelling very quickly and can be accompanied by pressure in the chest, suffocation and even vomiting.
What is the difference between cough and allergy for cold cough?
A person can cough for different reasons. This raises the question of precise diagnosis. After all, the correctness of the choice of methods of treatment depends on the diagnosis. There are several characteristic features that allow to establish the allergic nature of cough:
- Cough for allergies is dry. At its or his display, as a rule, viscous sputum is not allocated.
- This cough is not accompanied by symptoms, characteristic of colds. For example, there is no increase in body temperature.
- Attacks of an allergic cough can last a long time and do not bring relief.
- Cough for allergies is enhanced in the presence of allergens. Seasonal manifestation of cough during the flowering period also indicates the allergic nature of cough.
Types of an allergic cough
In the surrounding world, there are many factors that can become a person allergens and cause laryngeal edema. This causes a large number of varieties of cough. Here are some of them:
- Seasonal cough. It can cause a reaction to pollen of plants, freshly cut grass or poplar fluff. During this period, patients are advised to reduce their stay on the street.
- Reaction to synthetic products. Household chemicals and cosmetics can cause coughing. With allergies to such drugs, it is also possible to have headache, skin burning, and rapid fatigue.
- Reaction to animal hair. Unfortunately, pets can cause allergies.
- Cough in low ambient temperatures. When leaving a warm room in the cold, spasmodic reactions in the respiratory tract sometimes occur.
- Allergy to food. The task of the allergist in this case is to identify the food allergen;later it is removed from the patient's diet.