妊娠剧吐是妇产科常见病，常不被人们所重视。但其可引起严重的并发症Wernicke脑病，给病人带来痛苦甚至死亡。我们报告自1987年以来我院3例病例。临床资料例1患者，25岁。停经4个月，妊娠剧吐1个月伴精神异常1周入院。妊娠3个月孕吐加重，尿酮体（＋）。在外院补充大量葡萄糖? Gravidarrhea is a common gynecological disease, often not be valued by people. But it can cause serious complications Wernicke encephalopathy, the patient suffering and even death. We report 3 cases in our hospital since 1987. Clinical data example 1 patients, 25 years old. Menopause 4 months, 1 month pregnant hyperemesis malaria with mental disorders 1 week admission. Pregnancy 3 months pregnancy increased excretion, urinary ketone body (+). Outside the hospital to add a lot of glucose?