Postural orthostatic tachycardia syndrome (PoTS) is a group of disorders where symptoms arise from abnormal autonomic response to the upright position. On becoming upright, people with PoTS develop tachycardia and symptoms of orthostatic intolerance. It is frequently missed or misdiagnosed, and may be primary or secondary in origin1 .
This is a companion discussion topic for the original article at https://patient.info/doctor/cardiovascular-disease/postural-tachycardia-syndrome-pots-pro