A California child was recently confirmed as the third human case of bird flu with a known source of infection. What could this mean in our fight against the disease?

The US Centers for Disease Control and Prevention is urging hospitals to accelerate advanced testing of people they suspect may have bird flu.

The CDC is calling for expanded testing of bird flu after a child in California tested positive for the virus despite no known contact with animals.

Public health officials have confirmed a San Francisco child is the second pediatric case of bird flu in the U.S. According to the CDC, no additional cases have been identified among the child's contacts.

Health officials in San Francisco announced Friday that they are investigating a presumptive case of H5N1 bird flu that was found in a child who lives in the city.

The CDC has confirmed a positive bird flu case in a child in San Francisco, the second juvenile case of H5N1 in the country.

The Centers for Disease Control and Prevention says hospitals treating people for the flu should test them for avian influenza within 24 hours.