Toothache followed by cheek swelling and hard texture may be mandibular molar periapical inflammation occurs spread triggered by the occlusal space infection, as follows.
Inflammation of the periapical region of the mandibular molar, inflammatory exudation and edema lead to increased pressure in the periapical tissues and the chemical action of inflammatory mediators, which can lead to painful symptoms in the affected tooth.
With the development of periapical inflammation of mandibular molar, inflammation may spread and cause infection in the occlusal space, which is manifested as swelling, hardening, and tenderness of the occlusal area centered on the mandibular branch and the angle of the mandible, and may be accompanied by obvious limitation of opening. As the bite muscle is hypertrophied and solid, the fluctuating sensation is not easily palpable on the skin surface.
If the symptoms of swelling and pain are serious, or other symptoms appear, it is recommended to go to the hospital in time to receive professional treatment as soon as possible.