高永文：連續28日無新症才考慮撤韓旅警
即時港聞
發佈： 2015-06-28 04:10
撰文： 無綫新聞
食物及衛生局局長高永文表示，會觀察南韓是否連續28日均無中東呼吸綜合症新病例，才會考慮取消紅色外遊警示。
高永文指為安全起見會以兩個潛伏期作時限：「即由今日開始若是零確診病例，最少需要28日後才會考慮撤銷警示。我們從醫學和科學的角度去看，因這病在世衛而言認為潛伏期是2至14日，所以理論上14日內無新病例確診，其實理論上可說傳播已中斷。但這其實是有假設，因是否所有病例都一定在一個潛伏期內呢？因較早時都試過出現一個病例，似乎確診時間和暴露風險時間超出14日。」
高永文指為安全起見會以兩個潛伏期作時限：「即由今日開始若是零確診病例，最少需要28日後才會考慮撤銷警示。我們從醫學和科學的角度去看，因這病在世衛而言認為潛伏期是2至14日，所以理論上14日內無新病例確診，其實理論上可說傳播已中斷。但這其實是有假設，因是否所有病例都一定在一個潛伏期內呢？因較早時都試過出現一個病例，似乎確診時間和暴露風險時間超出14日。」
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