Acute pharyngitis is distinct from chronic pharyngitis. Acute pharyngitis is mainly due to cold, or suffer from bacterial or viral infection factors, causing acute inflammation of the throat, patients often have sudden pain, dryness, burning sensation in the throat and other symptoms, and may even cause difficulty in swallowing and eating, and may further cause chills, fever, headache and other systemic discomfort symptoms feel. The condition of chronic pharyngitis may also cause chills, fever, headache and other general discomfort. For the condition of chronic laryngitis, patients are often prone to recurrent episodes of pain, dryness, foreign body sensation, phlegm toxicity and other related symptoms in the throat, easily triggered by excessive use of voice, excessive smoking, drinking, and eating spicy, irritating food and other factors, acute inflammatory episodes, some patients may also have a long time hoarse voice symptoms, if necessary, need to further If necessary, further examination is needed.