question: My mother is 72 yrs old.  she had gamma knife surgery  aug. 12.  since the surgery ,  she has been having panic attacks, feeling like she can't breath.  she also feeling like there's a problem with her heart.  she  has been in and out of the hospital .  they have done - MRI , CT SCANS and the works.  they can't find anything.  we're also to the point to belive it is all in her head.  HELP