postural orthostatic tachycardia syndrome


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Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome. A form of dysautonomia characterised by orthostatic intolerance and defined by tachycardia when assuming a standing or upright position and a marked decreased in cerebral blood flow and pressure, resulting in fatigue, lightheadedness, syncope, visual defects and disorientation, as well as systemic hypoperfusion, resulting in Raynaud phenomenon, chest pain dyspnea, asthenia and general malaise. Because the symptoms overlap those of generalised anxiety disorder, POTS may be diagnosed as such
Management Increase liquid intake, decrease alcohol, exercise regularly

postural orthostatic tachycardia syndrome

,

POTS

Inability to tolerate a standing position as a result of a sudden increase in heart rate when rising from a seated or recumbent position. It is thought to be one of the dysautonomic syndromes.
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Midregional pro-adrenomedullin as a predictor for therapeutic response to midodrine hydrochloride in children with postural orthostatic tachycardia syndrome.
Twenty-four-hour urinary sodium excretion and postural orthostatic tachycardia syndrome.
Autonomic dysfunction presenting as postural orthostatic tachycardia syndrome in patients with multiple sclerosis.
Midodrine hydrochloride is effective in the treatment of children with postural orthostatic tachycardia syndrome.
Flow-mediated vasodilation and endothelium function in children with postural orthostatic tachycardia syndrome.
Postural orthostatic tachycardia syndrome is an under-recognized condition in chronic fatigue syndrome.
Comorbidity of postural orthostatic tachycardia syndrome and chronic fatigue syndrome in an Australian cohort.
Plasma hydrogen sulfide in differential diagnosis between vasovagal syncope and postural orthostatic tachycardia syndrome in children.