They are usually treated quickly and without any complications, although more serious complications are possible among certain patients, especially after suffering from purulent bacterial infections.
Inflammations of the pharynx are most common among school children. Viral and bacterial infections are the most common. An acute purulent throat inflammation – tonsilitis − is most often caused by streptococcus. It begins suddenly, with a fever and a sore throat, a headache, difficulties swallowing and weakness. Enlarged lymph nodes can be felt on the neck. Purulent layers are visible on tonsils and palatal arches.