Classification of third molar impaction is done to facilitate the communication between clinicians, for record keeping that may be used for audit research purposes.       

The third molars are the most common teeth that are found to be impacted. This article will provide and introduction to this topic. The difference between simple and surgical extraction along with the aetiologies and frequency of third molar impaction are explained in a simple way.

Mandibular Third Molars   According to George Dimitroulis, there are common and uncommon reasons for the removal of the mandibular third molar.