Chronic pharyngitis and acute pharyngitis due to different causes, clinical symptoms and treatment methods are also different, the details are as follows: 1, cause: acute pharyngitis caused by viral or bacterial infection, poor environment and diet. The most common cause of chronic pharyngitis is the recurrence of acute pharyngitis, and the long-term use of sound and bad environment are also causative factors; 2, symptoms: the systemic and local symptoms of acute pharyngitis are more obvious. Chronic pharyngitis is characterized by dry and itchy throat, mild pain, foreign body sensation, dry cough and other local symptoms, no systemic symptoms; 3, treatment: acute pharyngitis is mostly bacterial or viral infection, symptomatic treatment, the symptoms can be quickly relieved. Chronic pharyngitis has a long course, after identification, the use of Chinese medicine oral or nebulization treatment, can gradually improve the symptoms and relieve the condition.