Originally Posted by
Ghost Dog 
1. I'm not going to go insane.
2. I'm not manic-depressive but irrefutably have signs of OCD, ADHD, hypochondria, and most of my problems may be related to what's called Depersonalization disorder.
3. I should probably get some professional help.
Have you considered severe panic attacks? The sense of depersonalization you described, sounds a lot like what I experienced in the midst of one.