【類鼻疽】白田邨地盤4泥土樣本含類鼻疽 袁國勇料三大途徑肇禍
發布時間: 2022/10/21 18:41
最後更新: 2022/10/21 19:48
▲ 袁國勇到深水埗白田邨重建第10期地盤視察。(陳國峰攝)
類鼻疽突然在港蔓延,本港今年累計有30宗個案,主要集中在深水埗白田邨一帶。香港大學微生物學系講座教授袁國勇今日(21日)到白田邨重建第10期地盤視察,了解當區類鼻疽個案情況。
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袁國勇指,經檢驗該地盤4個泥土樣本含類鼻疽,認為有三大途徑肇禍,是普遍是經含菌泥土經塵揚起,吸入肺部引起肺炎入血而致命;二是食水含菌,吞入肚後經腸入血血中毒;三是工人工作時弄傷,病菌經皮膚入血或引起膿種。
袁國勇續稱,地盤仍不算是傳播源頭,因港大早前做過研究,在香港6.8%泥土的樣本都對類鼻疽陽性,「同個病菌一向共存」。袁國勇建議,地盤可以使用熟石灰,殺死細菌,以保護工人。
在30宗個案當中,19人已出院,4人仍然留醫,7人已離世,年齡介乎54至93歲。當局重申,香港每年都有人感染類鼻疽病菌,一般不會人傳人或經動物傳人,但可以透過接觸患者的血液或體液而傳播,感染個案於颱風或暴雨後較常出現。
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記者:蘇文軒