An A(H1N1) flu patient died accidentally on Wednesday in east China's Zhejiang Province, local health authorities said late Wednesday.

According to the Health Bureau in Hangzhou, the 34-year female patient of H1N1 was found dead in the bathroom of the ward with unknown reasons.

The patient was admitted into Xiaoshan People's hospital on June 23 as a confirmed H1N1 case. She was in her convalescence, according to the report of the local news.

The police and health authorities are looking into the cause of her death.