For the second time in as many days, Shanghai health officials have reported a human case of avian influenza A(H7N9).

Shanghai (in red) Image/Joowwww
Shanghai (in red)

According to the Shanghai Municipal Commission of Health and Family Planning, the patient is a 37-year-old woman who is under treatment in critical condition.

To date, 620 human cases of avian influenza A(H7N9) have been reported by the Mainland health authorities in Guangdong (181 cases), Zhejiang (167 cases), Jiangsu (73 cases), Fujian (59 cases), Shanghai (47 cases), Hunan (26 cases), Anhui (24 cases), Xinjiang (10 cases), Jiangxi (10 cases), Shandong (six cases), Beijing (five cases), Henan (four cases), Guangxi (three cases), Jilin (two cases), Guizhou (two cases) and Hebei (one case).

In addition to the cases reported from the Mainland, imported human cases have been reported from Hong Kong-13, Taiwan-4, Canada-2 and Malaysia-1.