Asthma – Symptoms and Allergy Tests


first symptoms of asthma, coughing and wheezing. These are also the most prominent signs and often put physicians on alert for further medical examinations. Mostly doctors are able to treat mild and moderate asthma. But it is advisable to complete testing for further analysis with asthma specialist. Various tests are used to treat asthma are

Study of the Case History: detailed study of the case history is made by doctors. This case history is usually obtained by asking lots of questions, usually using a questionnaire. Generally, doctors want to know the details of symptoms, when symptoms began and any medications taken to reduce. They also want to know about seasonal patterns, smoking habits, the effect of movements or cold and the effects of exposure to polluted weather. The situation related with asthma may be present in the system of people’s interest to doctors. Other types of allergies such as hay fever, eczema or allergy to any food and drugs that may be present in the system of people and also the conditions of repeated turns sinusitis, epistaxis, loss of smell or taste or ear infections. Also present such symptoms in the immediate and extended family affected very interesting healing

medical :. The examination covers the skin, eyes, nose, throat and chest. The skin is checked for eczema or hives. Ear and nose is checked for infection and the inflammation that would indicate any underlying allergies. Allergic rhinitis or hay fever is a sign of dark and deep circles under the eyes. These are also associated with asthma closely. Breast exam is an important part of the medical doctor asthma. Doctors use a stethoscope to detect wheezing and measure the speed of movement of air into and out of the chest. The doctors ask the patient sometimes be used to interpret the exact position of wheezing. At other times they may be able to discover this completely just by asking the person to breathe deeply

Breathing Tests :. Breathing tests measure lung capacity. These tests are performed with the help of machines. The patient is asked to breathe into a tube connected to the machine and the machine measures how much air is expelled from the lungs in one breath. These machines determine the amount of air the lungs can hold, which determines the volume of the lungs and the speed of the air can be inhaled into the respiratory tract or bronchial tubes. If this first test is not a normal person is asked to inhaled bronchodilators and repeat the test. Test amount of air a person can breathe in one second is called one other important testing capabilities. This is perhaps the most important test in determining asthma

Blood tests :.

Eosinophil Test: The blood tests are done in close analysis. Some of the simple tests are nasal or sputum smear the mucus from the nose or chest is examined under a microscope to an excess of white corpuscles called eosinophils. They are indicative of asthma or allergies and they multiply many times over when the asthma or allergy formed. The severity of asthma is indicative of the increase in the number of eosinophils. In infants and toddlers sweat test and gamma globulin test may also be done to reach a final conclusion about asthma condition

Skin Test :. The skin tests detect the presence of allergens by means of antibodies which are present in the skin. The extract antigen in the skin with a corresponding allergen is applied to the skin. This causes the release of histamine or histamine-like substances from the tissues and causes redness around the test site.

The scratch tests some superficial scratches or wounds in the ¼ cm length are made to clean the skin of the arm or forearm. These scratches are not deep enough to cause bleeding. This scratches allergenic extracts is applied. After about fifteen minutes these extracts are removed and responses are observed by comparison with the control tests.

In intracutaneous tests allergenic extracts are transferred into the skin with a syringe. This test is to be with the utmost care and if not done properly they can sometimes cause allergic reactions. Otherwise, they are very safe and are made children too

blood tests :. Blood tests are also used to detect allergies by many doctors. In this test a small sample of blood is processed through Analyzer to see if it contains allergic antibodies for specific allergens. These tests are very useful when the doctor can not do the skin test for fear of starting allergy in the patient’s body

Inhalation Provocation Test :. to confirm questionable skin test some doctors also perform inhalation challenge test. Extract showed doubtfully positive results to a patient to see if the patient develops shortness of breath after inhaling it. The spasm produced in the airways due to the positive response is measured by making the person to take a breath test.


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