ANYONE EVERHAD A CSF LeAK??

has anyone ever had a csf leak? the doctor is checking me for one, But I dont have that much pain just A LOT of pressure and tingling.. and on only one side of the head (right)...my temple twitches as well..it 24/7 pressure and tingling, but when I lay flat on my back it goes away...but not too painfull...just annoying...had mri/mra and ct scan all came back normal..........this pressure and tingling has been going on for about two months...