BEIJING - During the 24-hour period ending at 4 pm on Tuesday, China confirmed four new cases of human H7N9 avian influenza, including two in Zhejiang, one in Anhui and the first case in Shandong.

The National Health and Family Planning Commission said in its daily update on H7N9 bird flu cases that a total of 108 H7N9 cases have been reported in China, including 22 that have ended in death.

Of the total, 14 H7N9 patients have been discharged from hospitals after receiving treatment, and the other 72 patients are being treated in designated hospitals, according to the commission.

A total of 33 cases, including 12 that have ended in death, have been reported in Shanghai. Twenty-four cases, including three deaths, have been reported in Jiangsu Province, and 42 cases, including six deaths, in Zhejiang province. Anhui province has reported four cases, with one ending in death. Beijing has reported one case and three have been reported in Henan province, with one in Shandong.

China officially confirmed the human cases infected with the H7N9 virus late last month.

According to the commission, China's confirmed H7N9 cases are isolated and there has been no sign of human-to-human transmission.

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