The Hong Kong Centre for Health Protection (CHP) of the Department of Health (DH) is today (January 23) closely monitoring four additional human cases of avian influenza A(H7N9) in the Mainland, and again urged the public to maintain strict personal, food and environmental hygiene both locally and during travel.

According to the notification of the Health and Family Planning Commission of Guangdong Province, the two cases involved a 68-year-old man in Shantou who was hospitalised for treatment in serious condition, and a 4-year-old boy in Zhaoqing who is in stable condition.

According to the Shanghai Municipal Commission of Health and Family Planning, the patient in Shanghai is a woman aged 75 who was under treatment in critical condition. In addition, according to the Health and Family Planning Commission of Yiwu Municipality, the patient in Yiwu, Zhejiang, is a man aged 45 who was under isolation and treatment.

To date, 489 human cases of avian influenza A(H7N9) have been reported by the Mainland health authorities, respectively in Zhejiang (146 cases), Guangdong (127 cases), Jiangsu (63 cases), Shanghai (44 cases), Fujian (28 cases), Hunan (24 cases), Anhui (17 cases), Jiangxi (nine cases), Xinjiang (nine cases), Shandong (six cases), Beijing (five cases), Henan (four cases), Guangxi (three cases), Jilin (two cases), Guizhou (one case) and Hebei (one case).

H7N9 avian influenza Image/CDC
H7N9 avian influenza