Reid's Index is? -
There is histologic definition of chronic bronchitis by increased Reid index. Reid index is the ratio between thickness of the submucosal mucus glands (i.e. hyperophy and hyperplasia) in the cailage-containing large airways to that of the total bronchial wall. TEXTBOOK OF PATHOLOGY 6TH EDITION HARSH MOHAN PAGE NO:478
Increased in Chronic Bronchitis
Decreased in Chronic Bronchitis
Increased in Bronchial Asthma
Decreased in Bronchial Asthma
Respiratory system