Thelansis

  Pharyngitis is a condition where the mucous membranes of the oropharynx become inflamed. The most common cause of pharyngitis is an infection, either bacterial or viral. Other less common causes include allergies, trauma, cancer, reflux, and certain toxins. Viral infections account for about 50% to 80% of pharyngitis cases. Various viral pathogens, including rhinovirus, influenza, adenovirus, coronavirus, and parainfluenza, cause these infections. Less common viral pathogens include herpes, Epstein-Barr virus, human immunodeficiency virus (HIV), and coxsackievirus. Bacterial infections are more severe and may develop after an initial viral infection. The most common bacterial infection is Group A beta-hemolytic streptococci, which causes 5% to 36% of cases of acute pharyngitis. Penicillin is the preferred antibiotic for treating Group A beta-hemolytic streptococcal (GAS) pharyngitis1. GAS pharyngitis is uncommon in preschool-aged children and adults. Group C and G beta-hemolyti...