MALADIES INFECTIEUSES - PART 3

Các triệu chứng của bệnh hen suyễn không phải là rất cụ thể. Nếu nghi ngờ bệnh hen suyễn: • Có triệu chứng dai dẳng và kịch phát về đường hô hấp như vậy là khó thở, tức ngực, thở khò khè và ho, đặc biệt là nếu có một lịch sử cá nhân hay gia đình của bệnh hen suyễn;
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MALADIES INFECTIEUSES - PART 3Asthma: a diagnostic challenge Asthma: a therapeutic challenge Preventive measures: The goal of therapy is to control asthma (see theThe symptoms of asthma are not very specific. environmental control 30-second test on asthma). When asthma is controlled,Suspect asthma if: FEV1 and peak flow measurements are 90% or higher than predicted values and peak expiratory flow rates• there are persistent and paroxysmal respiratory Seasonal allergens do not vary more than 10% to 15% during the day. symptoms such as dyspnea, chest tightness, • Keep house and car windows closed. Exposure to triggers should be eliminated (see box) wheezing and cough, especially if there is a • Avoid: and medications used to optimise respiratory function personal or family history of asthma; - morning walks in the grass and in and reduce symptoms. The continuum of asthma• There is an increased response to allergens or dead leaves in the fall management is illustrated in the enclosed algorithm. triggers; - cutting the grass. If more than three doses per week of short-acting• There are recurrent respiratory symptoms sug- ß2-agonist are required (excluding the daily dose Annual allergens gesting an infection which is not responding to taken before exercising), a minimal daily dose (200 antibiotics. Pets: to 500 µg per day) of inhaled corticosteroid becomes • It is better to remove them from the the preferred line of treatment .Confirm the variation in expiratory flow rate home.using an objective measurement: If asthma is not controlled with the equivalent of • If this is not possible: 500 µg per day of beclomethasone, additional ther-• spirometry: a 12% (preferably 15%) or greater - Do not let them go into the bedroom. apy, such as long-acting ß2-agonists or leukotriene- improvement in forced expired volume in one - Wash the animal at least once a receptor antagonists, is recommended. This type of second (FEV1) (minimum 180 ml in adults) 15 week. combination quickly improves asthma control minutes after use of an inhaled bronchodilator, measures and results in fewer risks of side effects Dust mites: or a 20% or greater improvement over time or ...