Complications
Complications occur in approximately 10% of patients with acute bronchitis and include the following:
-Bacterial superinfection
-Pneumonia develops in about 5% of patients with bronchitis (incidence of subsequent pneumonia, unaffected by antibiotic treatment)
-Chronic bronchitis may develop with repeated episodes of acute bronchitis
-Reactive airway disease can occur as a result of acute bronchitis
-Hemoptysis