What is dysatonomia? My daughters cardiologist diagnose her with it. She is seeing genetics for a mitochondrial disorder. Should I be concern?

Autonomic dysfunctio. Dysautonomia is any disease or malfunction of autonomic system, which controls several functions in your body.Heart rate, blood pressure, peristalsis in gastrointestinal tract and swaeting and others.Malfunction can involve any of those functions. It may occur in other conditions like diabetes mellitus, guellen barre syndrome and some other conditions.Mitochondrial disorder can cause autonomic dysfunc.