Acute bronchitis starts with symptoms of upper respiratory tract infection, including sore throat and nasal congestion, while chronic bronchitis is less likely to be characterized by sore throat. Bronchitis refers to the inflammation of the mucous membrane and surrounding tissues of the trachea and bronchial tubes triggered by a variety of factors, and can be divided into acute bronchitis and chronic bronchitis according to the onset and duration of the disease. 1. Acute bronchitis starts sharply, with symptoms of upper respiratory tract infection such as sore throat and nasal congestion, so patients may have a sore throat, followed by a dry cough, coughing symptoms gradually worsening, and the amount of sputum gradually increasing, and the systemic symptoms are usually mild, and there may be mild to moderate fever, which can be lowered to normal after a few days. 2. Chronic bronchitis has a slow onset, early symptoms are usually mild, a small number of acute upper respiratory tract infections caused by prolonged symptoms of the disease, there may be a sore throat, in addition, the patient may also have a cough, coughing sputum, wheezing or shortness of breath and other symptoms. Chronic bronchitis has a longer duration of illness and symptoms are recurrent. Sore throat can be caused by oral diseases, inflammation of the throat, trauma, tumors, penile syndrome, esophagitis and other diseases, patients with symptoms of sore throat, should seek medical attention in a timely manner, under the guidance of the doctor to identify the cause of the disease and treatment, do not judge blindly, so as to avoid delaying the condition.