4 more human cases of H7N9 virus confirmed

One is in critical condition.

In a report, the Centre for Health Protection verified last night with the National Health & Family Planning Commission four confirmed human cases of Influenza A (H7N9) in Shanghai and Zhejiang.

The Shanghai cases involve two men, aged 62 and 77. They are in stable condition.

The Zhejiang cases involve a 51-year-old woman who is in stable condition, and a 79-year-old man in critical condition.

They all tested positive for H7N9.

The centre said it is monitoring the situation and will continue close liaison with Mainland authorities and the World Health Organisation.

It advised travellers, especially those returning from Shanghai, Anhui, Jiangsu and Zhejiang, with fever or respiratory symptoms, to wear facial masks immediately, seek medical attention, and reveal their travel history to doctors.

No human infection with H7N9 has been identified so far in Hong Kong.