The alcohol withdrawal syndrome
The alcohol withdrawal syndrome
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DOI:
10.1016/s0140-6736(97)04572-8
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发表时间:
1997-06-28
期刊:
影响因子:
168.9
通讯作者:
Zador, D
中科院分区:
文献类型:
--
作者:
Hall, W;Zador, D
The alcohol withdrawal syndrome (AWS) is a set of signs and symptoms that typically develops in alcoholdependent people within 6–24 h of their last drink. It may occur unintentionally if abstinence is enforced by illness or injury, or deliberately if the person voluntarily stops drinking because of an alcohol-related illness, or as a prelude to becoming and remaining abstinent. The signs and symptoms of the syndrome (panel) are largely, but not exclusively, those of autonomic hyperactivity, the reverse of the effects of alcohol intoxication. They represent a homoeostatic readjustment of the central nervous system (CNS) to the neuroadaptation that occurs with prolonged alcohol intoxication. 1 They vary in severity from mild to severe. 1The description of AWS is primarily derived from old prospective observations in human beings of the effects of the abrupt cessation of alcohol use after prolonged periods of intoxication. 2 Such studies would now be regarded as unethical. There have been very few controlled observational studies of alcohol withdrawal, 3 probably because an effective treatment regimen has reduced the incentive to improve our understanding of it. The symptoms of AWS have been classified in various ways for various purposes. In all classifications the symptoms of autonomic hyperactivity are included in the syndrome, but classifications differ with respect to whether seizures, hallucinations, and delirium are late and major symptoms of AWS, 1, 4 are complications of poorly managed AWS, 5 or are separate clinical syndromes. 6 A popular division is into three sets of symptoms. 7, 8 The first consists of those of autonomic hyperactivity which appear within hours of the last drink and usually peak within 24–48 h. The most common features are tremulousness, sweating, nausea, vomiting, anxiety, and agitation. The second set of symptoms are those of neuronal excitation, which include epileptiform seizures (usually grand mal) that usually occur within 12–48 h of abstinence. 9