autonomic failure

A condition characterised by sympathetic and often parasympathetic failure. AF can be divided into primary, secondary and drug-induced forms, with considerable overlap.

Aetiology
AF may be evoked by or associated with ageing, alcohol consumption, carcinomatous autonomic neuropathy, CNS disease, dopamine beta-hydroxylase deficiency, familial dysautonomia (Riley-Day syndrome), idiopathic orthostatic hypotension, Parkinson’s disease, and Shy-Drager syndrome.
Clinical findings
Syncope, orthostatic hypotension.

autonomic failure

Neurology A condition characterized by sympathetic and often parasympathetic failure; Clinical Syncope, orthostatic hypotension; AF can be divided into 1º, 2º, and drug-induced forms with considerable overlap Etiology AF may be evoked by or associated with aging, alcohol imbibition, carcinomatous autonomic neuropathy, CNS disease, dopamine β-hydroxylase deficiency, familial dysautonomia or Riley-Day syndrome, idiopathic orthostatic hypotension, Parkinson's disease, Shy-Drager syndrome. See Baroreflex failure.

单词	autonomic failure
释义	autonomic failure autonomic failure A condition characterised by sympathetic and often parasympathetic failure. AF can be divided into primary, secondary and drug-induced forms, with considerable overlap. Aetiology AF may be evoked by or associated with ageing, alcohol consumption, carcinomatous autonomic neuropathy, CNS disease, dopamine beta-hydroxylase deficiency, familial dysautonomia (Riley-Day syndrome), idiopathic orthostatic hypotension, Parkinson’s disease, and Shy-Drager syndrome. Clinical findings Syncope, orthostatic hypotension. autonomic failure Neurology A condition characterized by sympathetic and often parasympathetic failure; Clinical Syncope, orthostatic hypotension; AF can be divided into 1º, 2º, and drug-induced forms with considerable overlap Etiology AF may be evoked by or associated with aging, alcohol imbibition, carcinomatous autonomic neuropathy, CNS disease, dopamine β-hydroxylase deficiency, familial dysautonomia or Riley-Day syndrome, idiopathic orthostatic hypotension, Parkinson's disease, Shy-Drager syndrome. See Baroreflex failure.
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