Wisdom tooth pericoronitis has not been healed in a week, it may be the wisdom tooth inflammation is enlarged or there is a gap infection in the face. 1. Wisdom teeth inflammation expansion: wisdom teeth pericoronitis generally 3 ~ 5 days will be able to gradually improve, about a week will be healed, if the inflammation is relatively large, the time needed for self-healing may be extended accordingly. 2. Facial gap infection: Wisdom tooth pericoronitis caused by facial gap infection, the time needed for self-healing will be longer. 3. Once wisdom teeth pericoronitis occurs, it is necessary to actively carry out local rinsing and medication; when the inflammation is more serious, with oral medication or intravenous fluids; if the pericoronitis recurs, it is best to remove the wisdom teeth. Wisdom teeth pericoronitis, must go to the regular hospital timely consultation, do not private medicine, so as not to delay the condition and cause danger.