Wisdom tooth symptoms?

My 23 year old son has a wisdom tooth coming in.  He is experiencing some facial swelling on that side for 24 hours, had pain, less now, said he can only open his mouth about 1 inch or so.  Any ideas?  We have no dental insurance and he is only employed part time.

[samah21]

swelling and limitation of mouth opening can be singe of inflammation, which it common occure on the part of gum that cover the tooth , it's painful he shoud consult his dentist.