Introduction:As the removal of the third molar can cause a series of complications, of varying morbidity, some cases having a very radical non-intervention, which is more common complications such as swelling and inflammation, as well as the more complex ones such as mandibular fracture and infections, depending on the cases of some cases may be hospital intervention necessary, Objective: Was to review the main complications associated with the extraction of third molars and their pre-disposing factors. Major Considerations:To avoid such complications should be made a very well detailed planning with a vast anatomical knowledge of the professional and bear in mind that the larger and more complex surgical techniques will be the greater the chances of complications during and after the surgery have a post-operative procedure for each procedure in which it was submitted to all of these complications among others can be avoided with a good postoperative period.