الفهرس 
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Abstract
The term asthma was derived from the Greek word aeaning difficulty in breathing and this term was used for centuries to describe all types of shortness of breath. ’ Bronchial asthma is defined as a diffuse obstructive lung disease with hyperirritability or hyperreactivity of the airways to a variety of stimuli and a high degree of reversibility of the obstructive
process which ciay occur either spontaneously or as a
(?} result of treatment.^’
The classic symptoms of asthma are cough, dyspnea and wheezing. A dry cough tends to occur early in the course of an asthmatic attack and is followed by wheezing and dyspnea. ’ Llany asthmatic children become completely free from bronchospasci between attacks, while others are suffering from expiratory difficulty, chronic cough or wheezing in between attacks, ’ Bronchial asthma can be
classified according to the clinical picture into three
(?} grades. *•
(1) Mild :
Children with mild asthiaa have attacks of varying frequency up to once a week which are not severe and