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 Salary Increase. If the pay increase is for a salaried employee, subtract the difference in the old and new salary to arrive at his retroactive amount. For example, he received a 7 percent raise on his semimonthly salary of $2,000, effective on the previous semimonthly payroll.