Cases of West Nile virus confirmed in Sedgwick and McPherson counties

Human case of West Nile confirmed in Bay County. (Franco Patrizia)

WICHITA, Kan. (KWCH) The Kansas of Department of Health and Environment confirms cases of West Nile virus in the central and south-central parts of the state.

KDHE reports two cases in the state - one in McPherson County and another in Sedgwick County.

According to the Centers for Disease Control, Arizona leads the nation with the most number of West Nile virus cases at 135.

Colorado (14), Missouri (1), Nebraska (10), and Oklahoma (4), all states surrounding Kansas, also have cases of the mosquito-borne illness.

The CDC says most people who contract West Nile do not develop symptoms.

"About 1 in 5 people who are infected develop a fever with other symptoms such as headache, body aches, joint pains, vomiting, diarrhea, or rash. Most people with this type of West Nile virus disease recover completely, but fatigue and weakness can last for weeks or months," says the CDC.