4th Pediatric Infectious Diseases Conference
 
 
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Asthma in Children
ASTHMA IN CHILDREN
Dr C.T.Deshmukh
Professor of Pediatrics, K.E.M Hospital
Asthma Investigations
Asthma Investigations
Asthma Investigations
Continued...

Spirometry
Spirometry:                                                                                        
Spirometry
The findings in asthma are:
Asthma investigations using spirometer
Increased total lung capacity, Functional residual capacity and residual volume.
Asthma investigations using spirometer
Decrease in vital capacity
Asthma investigations using spirometer
Decreased dynamic tests of air flow i.e. FEV1, FVC, Maximum expiratory flow between 25 - 75 % of vital capacity

FEV1 is considered single best measure of lung function to assess asthma severity. FEV25-75 is used to assess function of smaller airways in children.

Indications for spirometry
At the time of initial diagnosis
Indications for spirometry
After patient has stabilized on treatment
Indications for spirometry
At least 1 - 2 yearly for periodic check on PEFR in moderate to severe asthmatics
Indications for spirometry
When reducing the dosage of medications

Asthma in Children
Asthma in Children
 
 
Educational Section
 
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