"ive been waiting for 12 wks for an appointment"

ive been waiting 12wks to see neurology ive rang to enquire spoken to very rudely telling me I had to wait, I would like to see you have a bad headache for that long and still carry on with you life, my doctor says they have rang but I have my doughts, ive had a mri scan and ive been told there is a problem, ive now have nose bleeds of which iv never had before, ive been told by a verygood friend of mine its the pressure from the brain it releases blood, so why im I waiting so long to see someone