The parotid gland is generally the part of the jawbone at the end of both sides, which is similar to the position of the parotid gland. The diseases that may occur when pain occurs are acute suppurative parotitis, chronic obstructive parotitis, epidemic parotitis, etc., as follows. 1. Acute suppurative parotitis: often occurs in unilateral parotid gland, at the beginning of the parotid area for slight pain, swelling, if not controlled, the pain will be intensified, a persistent throbbing pain, and further development, the inflammation spreads to the parotid gland around the tissues accompanied by cellulitis, at this time, palpation pain is obvious. 2. Chronic obstructive parotitis: the parotid gland is swollen repeatedly, and there may be mild pressure pain. When the parotid gland is squeezed, turbid and sticky saliva may flow out from the mouth of the catheter, and sometimes mucus embolus can be seen. 3. Mumps: Mumps is an inflammation of the parotid gland caused by mumps virus infection. Typical symptoms are severe pain in one side of the parotid area, difficulty in opening the mouth, etc. It is usually transmitted by others. If the patient’s parotid pain symptoms are serious, or the symptoms continue without improvement, should go to the hospital in time for treatment.