acute upper respiratory infection

An acute upper respiratory infection involves the upper respiratory tract specifically the nose, throat, larynx, pharynx and bronchi. Common cold is the most common form of acute upper respiratory infection. The infection can be caused by both bacteria and viruses. Viruses Adenovirus Rhinovirus Coxsackie virus Parainfluenza virus Respiratory syncytial virus Bacteria Group A beta-hemolytic streptococci […]