Definetely go to brain injury support group!
Well you will get better, you will make a comeback, you maybe wont be never 100% again but you should be at least 95%.
You are not the only one, i hate to be stuck in room every day, kingdom of boredom here....im trying to stay positive all the time and think good things, even though my head was used as a football by 6 random guys iv never met in my life....
Heres mine, aint hematoma but still....
http://imageshack.us/photo/my-images/685/96430231.jpg/
ur not alone