Chronic bronchitis

Question 1

What is it characterised by?

Answer 1

Production of sputum for 3 successive months for 2 or more years

Question 2

Signs

Answer 2

In large airways:
-some inflammation and fibrosis
-Hyperplasia of mucous and goblet cells
In small airways: 
-Large amounts of inflammation and fibrosis
-appearance of goblet cells