女性，59岁。糖尿病，1天前感冒后出现 发热、恶心，呕吐。查体：体温39°C，尿酮 体(+ + + + )。该患者呕吐是由于

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31863' and id < 2547389 and id<>'2547389' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31863' and id > 2547389 and id<>'2547389' order by id asc limit 5