Wisdom tooth roots in the nerve need to be treated according to the situation, can be left untreated or wisdom tooth root extraction. 1. No treatment: If there are no symptoms, we recommend observation. If the wisdom tooth root in the nerve is relatively small, the length of the root is less than 4 mm, this situation is generally not necessary to be overly nervous, with the passage of time, the root tissue may gradually resorb and disappear, generally do not have to deal with, usually regular medical checkups can be. 2. Wisdom tooth root removal: If the wisdom tooth root is relatively long, there are more obvious symptoms such as tooth pain, it is best to consult a doctor in time for wisdom tooth root removal, you can first carry out an X-ray examination to understand the length of the wisdom tooth root, and then cut the gums, peel the mucous bone flap, remove the wisdom tooth root. After removing the wisdom tooth root, you need to pay attention to personal oral care to avoid irritation.