Sore throat and fever may be related to acute pharyngitis, acute tonsillitis, acute epiglottitis and other diseases. 1. Acute pharyngitis: often caused by bacterial and viral infections as well as environmental stimuli, it starts rapidly and progresses quickly, showing symptoms such as dry and itchy pharynx, difficulty in swallowing as well as fever and headache, etc. Acute tonsillitis: mainly caused by immune deficiency, infection and inflammation of neighboring organs. 2. Acute tonsillitis: mainly caused by immune deficiency, infection, inflammation of neighboring organs, etc. Depending on the course of the disease, it manifests symptoms such as fever, sore throat and swallowing pain. 3. Acute epiglottitis: mainly caused by infection, perversion reaction and other factors, the onset of disease is acute and fast, belonging to the acute and serious diseases. It manifests symptoms such as fever, dysphagia and dyspnea. When the corresponding discomfort occurs, it should be diagnosed in time and treated symptomatically to avoid aggravation of the condition or leading to other complications.