Welcome to BTG Fiona, you will learn plenty of things from here..
Were you in the Royal Hallamshire and under Mr Patel?
There are already 3 of us, as far as I know, on here who were, and each of us were given little or no information.
You are very early on in your recovery, just take one step at a time and very slowly. Recovery can take a long time.
Drink plenty of water, it actually does help with the headaches.