Autonomic Dysfunction
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Contents |
More Specific Terms
- autonomic dysreflexia
- familial dysautonomia; Riley-Day syndrome; hereditary sensory & autonomic neuropathy III
Introduction
- Dysfunction of the autonomic nervous system.
Clinical-manifestations
- symptoms variable
- orthostatic hypotension, often with inadequate heart rate response to standing
- blood pressure fluctuation: hypertension or hypotension
- abnormal hemodynamic responses to pharmaceutical agents
- cardiac arrhythmias
- tachycardia or bradycardia
- dyspnea
- peripheral vasoconstriction
- abnormal control of sweating: hyperhidrosis/ diaphoresis or decreased sweating
- cool, pale, hyperhydrotic, cyanotic skin
- warm, red, dry skin
- flushing or pallor
- hyperpyrexia
- generalized capillary dysfunction in all fingers & toes rather than in nerve or dermatomal distribution
- paresthesias
- pupillary dysfunction
- diplopia
- ptosis (uncommon)
- GI dysfunction, constipation
- sialorrhea or dry mouth
- urinary retention
- erectile dysfunction
Complications
Management
- treatment is symptomatic & supportive
- treat orthostatic hypotension
- elevation of the head of the bed
- frequent small meals
- high-salt diet
- pharmaceutical agents
- prognosis
- patients with chronic, progressive, generalized dysautonomia in the setting of central nervous system degeneration have a poor long-term prognosis
More General Terms
Additional Terms
References
NINDS Dysautonomia Information Page [1]
