(((((((HUGS))))))))
truly, youv ben givn grate advise. i say DITTO. look for agencys that will give yor famly the extended support thay obveusly need, look at therpists for yor sis, and THEN look towward YOUR OWN healing and life.
and rmembr, we are heer for you! come bak and get the encuragment you will need to take thos steps.
let us no how you are doing. thinkin of ya!
sara