HOUSTON -

Three more Houstonians have been diagnosed with West Nile virus.

City officials said a northwest Houston man between the ages of 75 and 84, a northeast man between the ages of 75 and 84 and a southwest Houston man between the ages of 45 and 54 are the latest people to be diagnosed.

Three Houstonians diagnosed with West Nile virus have died this year.

  • a northeast Houston woman between the ages of 55 and 74
  • a southwest Houston man between the ages of 55 and 74
  • a southwest Houston man between the ages of 75 and 84

Last year, the number of West Nile deaths in the city of Houston was zero.

Ten other Houstonians diagnosed with West Nile virus.

  • a northeast Houston woman between the ages of 35 and 44
  • a northwest Houston woman between the ages of 45 and 54
  • a northwest Houston woman between the ages of 55 and 74
  • a northwest Houston man between the ages of 55 and 74
  • a southeast Houston woman between the ages of 55 and 74
  • a southeast Houston woman between the ages of 45 and 54
  • a southwest Houston man between the ages of 45 and 54
  • a northwest Houston man between the ages of 75 and 84
  • a southwest Houston woman between the ages of 55 and 74
  • a southwest Houston woman between the ages of 55 and 74

Harris County has reported six human cases of West Nile virus.

A Wharton County man who lived in El Campo also died after being diagnosed with the virus.

Two people in Fort Bend County and four people in Montgomery County have been diagnosed with the virus.

Thirty-three people in the state, including the three in Houston and the one in Wharton County, have died. Dallas County has the most deaths at 11.

Most people become infected within three to 10 days of a bite from an infected mosquito.

Symptoms include fever, headache, body tremors and visual problems.

Doctors said if you start to feel any of these things you should seek medical help right away.