The number of confirmed human A/H1N1 cases has risen to 3009 in 45 U.S. states, with three deaths, the U.S. Centers for Disease Control and Prevention (CDC) reported Tuesday.
According to the CDC, the state of Illinois has 554 confirmed cases of the A/H1N1 flu, followed by 437 of Wisconsin, 206 of Texas, 193 of California, 192 of New York and 187 of Arizona.
The number of confirmed cases on Monday was 2,600 in 44 states.
The increase showed that the ongoing outbreak of the A/H1N1 influenza continues to expand in the United States. CDC officials have said they expect the A/H1N1 flu to spread to all 50 states, to cause severe disease and some deaths.