WHO: Human infection with avian influenza A(H7N9) virus - update

On 13 February 2014, the National Health and Family Planning Commission (NHFPC) of China notified WHO of seven additional laboratory-confirmed cases of human infection with avian influenza A(H7N9) virus.

All the cases are male, the age range is 8 to 84 years old. Cases were reported from Zhejiang (3), Guangdong (3) and Hunan (1). Currently, three cases are in a critical condition, three cases are in a severe condition and one case is in a mild condition. All cases are reported to have had a history of exposure to live poultry.

Details of the cases notified are as follows: