Results 151 to 160 of about 9,964 (184)
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Diagnostic management of orthostatic intolerance in the workplace
International Archives of Occupational and Environmental Health, 2003Orthostatic intolerance (OI) is a syndrome that is characterised by headache, concentration difficulties, palpitation of the heart, dizziness associated with postural tachycardia and plasma norepinephrine concentrations that are disproportionately high when the sufferer is in the upright posture. In contrast to other forms of orthostatic dysregulation -
R, Winker +9 more
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Gastrointestinal Symptoms Associated with Orthostatic Intolerance
Journal of Pediatric Gastroenterology and Nutrition, 2005ABSTRACTBackground:The term orthostatic intolerance is used to describe symptoms of hemodynamic instability such as lightheadedness, fatigue, impaired cognition and syncope that develop on assuming an upright posture. Common forms of orthostatic intolerance in childhood include postural tachycardia syndrome and neurally mediated hypotension.Objective:A
Sean D, Sullivan +5 more
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Orthostatic Intolerance: Orthostatic Hypotension and Postural Orthostatic Tachycardia Syndrome
2010In health, movement from lying or sitting to standing is largely unassociated with evident change in well-being. However, in some individuals, especially those who are physically deconditioned, there may be a transient sense of increased heart rate.
Michele Brignole, David G. Benditt
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Orthostatic intolerance: orthostatic hypotension and postural orthostatic tachycardia syndrome
2018The impairment of adaptive mechanisms during orthostatic challenge may evoke orthostatic intolerance, a heterogeneous condition, in which the standing position elicits a fall in blood pressure and/or excessive tachycardia, accompanied by a wide spectrum of subjective symptoms such as dizziness, discomfort, nausea, and palpitations.
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Orthostatic intolerance in post-concussion patients
Physician and Sportsmedicine, 2022Graham D Cochrane +2 more
exaly
The Epidemic of Orthostatic Tachycardia and Orthostatic Intolerance
The American Journal of the Medical Sciences, 1999openaire +2 more sources