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什麼叫做諾沃克病毒?

什麼叫做諾沃克病毒?香港爆發了幾多宗呢?

By Linda  (graduate) on 2010-01-08  Answers 1   Views 156

i can answer

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By alex yu (pupil) on 2010-01-15

諾沃克病毒(Norwalk virus)的感染是成人和大齡兒童流行性非細菌性腸炎的主要病因,四季均可發病。發病後的主要臨床表現為疲勞、腹部痙攣、噁心、嘔吐、腹疼、腹瀉等,兒童以嘔吐多見,成人則以腹瀉多見;此外還可見寒戰、發熱、肌肉痛和頭痛,少數有眼痛及咳嗽等上呼吸道症狀;其症狀較輪狀病毒輕,腹瀉一般為中等量,24小時內約4-8次,稀便至水樣便,無膿血,無粘液和白細胞。病程一般為2-7天,為一預後良好的自限性疾病。

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