Background: Patients who complain of a persistent cough lasting> 3 weeks after
experiencing the acute symptoms of an upper respiratory tract infection may have a
postinfectious cough. Such patients are considered to have a subacute cough because the
condition lasts for no> 8 weeks. The chest radiograph findings are normal, thus ruling out
pneumonia, and the cough eventually resolves, usually on its own. The purpose of this
review is to present the evidence for the diagnosis and treatment of postinfectious cough …