Wisdom tooth cavity often bleeding usually need to be extracted, if the neighboring teeth are missing need wisdom teeth as abutment for fixed bridge can be retained, it is recommended to go to the stomatology department for specific examination and timely extraction or treatment. Wisdom tooth cavity often bleeding may be due to pulp polyps, due to the location of more backward, relatively difficult to treat, general wisdom teeth have no chewing role can choose to directly remove. If the neighboring teeth are missing wisdom teeth can be retained, can not be planted, you can treat the wisdom teeth to do fixed bridge repair. If the location of the wisdom teeth is relatively remote, and the neighboring teeth appear gap, often embedded food bleeding, it is recommended to remove the wisdom teeth, to avoid causing caries in the neighboring teeth, but also to avoid other mucosal lesions in the local gums. Wisdom tooth cavity bleeding if the gum polyp grows into the cavity, the tooth defect is large and can not be repaired, also need to be removed.