People push your buttons because they know they can, regardless of whether theyâre aware of it. What theyâre looking for is a negative reaction; they want you damaged and on the defensive, for whatever reason.
Back to Top Causes. Horner syndrome can be caused by any interruption in a set of nerve fibers that start in the part of the brain called the hypothalamus and travel to the face and eyes. Sympathetic nerve fiber injuries can result from: 1  Injury to one of the main arteries to the brain (carotid artery).
1 Wolf-Hirschhorn syndrome, which is caused by partial deletion of the short arm of chromosome 4. It is characterized by severe growth retardation and severe to profound mental retardation.  Down syndrome, usually is caused by an extra copy of chromosome 21 (trisomy 21).