Parotid is parotid area, parotid area adjacent to the mandibular branch and the angle of the jaw, tooth root swelling and pain along with the swelling of the parotid area may be the spread of periapical inflammation caused by the occlusal interstitial infection, pterygomandibular interstitial infection and so on, specific as follows.
1. Occlusal space infection: the infection may come from the spread of apical periapical inflammation of the mandibular molar, with clinical manifestations of swelling and hardening of the occlusal area centered on the mandibular branch and the angle of the mandible, as well as pressure pain.
2. Pterygomandibular space infection: the infection may be caused by the spread of periapical inflammation of the mandibular molar, clinical manifestations can be seen at the pterygomandibular folds of the mucous membrane edema, the posterior edge of the mandibular branch slightly medial swelling, and pressure and pain.
There may be other reasons for the swelling of the root of the tooth together with the swelling of the parotid gland area, it is recommended to go to the hospital in time, after clarifying the cause of the disease to carry out targeted treatment.