On the 27th local time, who issued a disease bulletin. From April 5 to May 26, 33 countries and regions reported 650 suspected cases of acute hepatitis in children of unknown causes to who. At least 38 of them need liver transplantation. At present, 9 cases have died, and the cause is still unknown. Most of the cases came from countries in the WHO European region, and 75.4% of the cases were younger than 5 years old.
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Compared with the previously unexplained cases of hepatitis in children, the clinical symptoms of the reported cases during this period were more serious, and the proportion of acute liver failure was higher. Who assessed its global risk as medium.
Who pointed out that at present, its relevant epidemiological, laboratory, histopathological and clinical information is limited, and the actual number of cases may be underestimated in some cases. Part of the reason is that the existing monitoring capacity is limited, and the source and mode of transmission of potential pathogens have not been determined, so the possibility of further transmission cannot be fully assessed. (CCTV reporter Zhuhe)