In patients with chronic lung or heart disease, acute bronchitis is more severe. It can become chronic (chronic obstructive pulmonary disease [COPD]) and progress to pneumonia. Infection causes the mucous membrane of the bronchial tubes to become inflamed and produce thick, sticky mucus.
1 What Is a Prorated Salary?  What Is a Prorated Salary? Salary basis means the employee receives a specific amount of pay each payday, which makes up all or part of her pay. Ordinarily, this amount cannot be reduced or deducted -- the employee must receive the full salary amount, regardless of days worked.
Prorated amounts are calculated by dividing the cost of a service by the number of days in the service period, according to Lucas Hall from Landlordology. The resulting number is then multiplied by the number of days the service is used to find the prorated amount. Continue Reading.