Asthma is a chronic inflammatory disorder of airways, in which your airways narrow and swell and produce extra mucus. This can make breathing difficult and trigger coughing, wheezing and shortness of breath.Asthmatic_LungThe prevalence of asthma was one percent in 1964 in the country. But, new data as per WAO (World Allergy Organization) shows that about 14 per cent people now have asthma .The way these are occurring, WAO believes, that by 2050, about 50 percent of all children will have some sort of allergies.SymptomsRecurrent episodes of wheezingTroublesome cough at nightCough, wheezing, chest tightness after exposure to airborne allergens or pollutantCough or wheeze after exerciseCommon Cold go to the chest or takes more than 10 days to clearSince these symptoms could occur due to the other causes also, your doctors would have to confirm the diagnosisAsthma_TriggerAsthma TriggerDust MitePollens from grass, trees ,plants and flowersIndoor mouldsSmokeSmellViral infectionExerciseWeather changeTemperature changeCockroachesInfection in upper airway, nose, throatWhat happens to lung during an asthma attack?Asthma AttackThe airway mucosa (inner lining of airway) swells up and secrets thick mucus, which obstructs the airways. The muscles around the airway tighten making the airway narrower. All this makes breathing very difficult.If the doctor suspects asthma how will he confirm the diagnosis?Detailed evaluation of symptomsPhysical examinationRoutine tests for example x-ray chest, blood test etcAllergy testing- This test is done to distinguish allergic & non allergic asthma. In allergic asthma it is used to identify the specific allergen & avoidance measures are suggested accordingly.Pulmonary function testingAsthma_TestThe tests determine how much air your lungs can hold, how quickly you can move air in and out of your lungsThe tests can diagnose lung diseases, measure the severity of lung problems, and check to see how well treatment for a lung disease is working.Lung function tests are done to:Determine the cause of breathing problems.Diagnose certain lung diseases, such as asthma or chronic obstructive pulmonary disease (COPD).Evaluate a person’s lung function before surgery.Check the lung function of a person who is regularly exposed to substances such as asbestos that can damage the lungs.
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