Facial swelling after wisdom teeth extraction may be caused by extraction trauma, infection, trauma-induced swelling can be cold compresses or pressure bandages after extraction, infection-induced swelling, should be incised and drained, as follows.
1. extraction trauma: in the process of tooth extraction exercise flap surgery, the flap of the incision is too low or postoperative suture is too tight may cause post-extraction swelling reaction, postoperative cold compresses or compression bandages can promote the swelling to subside.
2. Infection: Acute infection after tooth extraction mainly occurs in the mandibular third molar extraction, acute infection may cause maxillofacial gap infection, thus swelling occurs, should be cut in a timely manner, drainage of pus.
It is recommended to go to the hospital in time to receive professional treatment.