Suggest Treatment For Dizziness, Extreme Headache And Blurry Vision Post A Head Injury

my husband fell 15 foot and a 14 foot two by 10 come down hit his head they put five staples sent him home they did ct said he has a dent in scull an fluid all these month they did a total of 4 or 5 the doc. in er said no change then he kelet telling them he knows his body an dont feel right last week his doc said his fluid has increased he has extremely bad headaches,pain meds dont touch it,has nausea,dizzyness,blured vision,decrease vision to see in distance,anxiety got worst,trouble with balance,short term memory,hes 47,ringing in ears,roaring in ears,cordination,what should he do this been going on since april,what could be wrong with his ,they are guessing here.