Question

How is Reversible Chronic Bronchitis defined?

a.

Chronic cough and sputum production for at least 3 months a year for two consecutive years without any underlying disease

b.

An irreversible spectrum of chronic obstructive pulmonary disease (COPD)

c.

A > 15% increase in FEV1 or normalisation of spirometry following bronchodilator inhalation

d.

An inflammation and irritation of the bronchial tubes of acute onset

Answer: (c).A > 15% increase in FEV1 or normalisation of spirometry following bronchodilator inhalation Explanation:Reversible Chronic Bronchitis is defined as a > 15% increase in FEV1 or normalisation of spirometry following bronchodilator inhalation.

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Q. How is Reversible Chronic Bronchitis defined?

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