With the addition of four more cases of human cases of avian influenza A(H7N9) in China, this brings the total cases to 640 since first reported in people in the Spring of 2013.

The Chinese National Health and Family Planning Commission reported 4 additional cases with onset of symptoms between March 27 and April 12. The patients comprise two men and two women aged 5 to 67 and two of them (one man and one woman) died. Two cases are from Zhejiang, one is from Fujian and one is from Jiangsu.

From 2013 to date, 640 human cases of avian influenza A(H7N9) have been reported by the Mainland health authorities. Regarding the third wave in the Mainland since November 2014, a total of 200 cases have been reported, including 72 in Guangdong, 40 in Fujian, 40 in Zhejiang, 18 in Jiangsu, eight in Anhui, seven in Xinjiang, six in Shanghai, three in Jiangxi, two in Hunan, two in Shandong, one in Guizhou and one in Hubei.

Image/CIA
Image/CIA