#27
Observing a child’s breathing pattern can reveal crucial signs of respiratory issues. One such important indicator is prolonged expiratory time. If a child’s expiration lasts significantly longer than inspiration, leading to an Inspiratory-Expiratory (I:E) ratio of 1:3 or more, it may suggest bronchospasm.
Why Does This Happen?
In normal breathing, expiration is usually longer than inspiration, maintaining an I:E ratio of around 1:2. However, in conditions like asthma, bronchiolitis, or any airway obstruction, the airways become narrowed, increasing resistance and making it harder for air to exit the lungs. This results in:
✅ Prolonged expiratory phase
✅ Wheezing, especially during expiration
✅ Increased respiratory effort
✅ Air trapping and hyperinflation of the lungs
When Should Parents and Doctors Be Concerned?
If a child exhibits signs of difficulty in breathing, wheezing, or if their expiration appears significantly prolonged, it is crucial to evaluate for conditions like asthma or bronchiolitis. Early detection and management can prevent complications and ensure better respiratory health.
Breathing patterns tell us a lot—if we listen carefully, we can diagnose early and act swiftly!
– Dr. Anil Mokashi (Pediatrician)
MBBS, MD, DCH, FIAP, PhD
(Child Growth and Development)
