“…The understanding of the pathophysiology of the AN syndrome requires the information dealing with the hyperactivity of the adrenal sympathetic branch [9,12,13] which Table 1. Systolic, diastolic blood pressure (SBP, DBP), heart rate (HR), noradrenaline (NA), adrenaline (Ad), dopamine (DA), platelet-serotonin (p5-HT) and free serotonin (f5-HT) blood values, at 0 min (resting), 1 min (orthostasis) and 5 min (post-exercise) in 22 patients with anorexia nervosa during symptomatic (pre-treatment period = ANs) and during asymptomatic period (three months after treatment with amantadine 100 mg/daily = ANa).…”