Everyone has heard horror stories about painful wisdom teeth. Third molars or wisdom teeth generally grow in people aged between fifteen and twenty five and often cause problems as most mouths are too small to make room for new teeth and then need to be removed. If the teeth do have enough room then they can be left alone. 
If you teen, however is complaining of experiencing pain, facial swelling, mouth infection or gum-line swelling, then he will need to make an appointment with his dentist as they may need to be removed.
Wisdom teeth can cause damage to the second molars and impact other teeth as well as causing various gum and jaw diseases. They can also cause cysts to develop and result in plaque build up. It is for these reasons that surgery is performed to remove the affected tooth or teeth.
A general dentist or dental surgeon will be able to surgically remove the wisdom tooth under anaesthetic.