HOUSTON -

Two more Houstonians diagnosed with West Nile virus have died.

The city of Houston's Health and Human Services Department said a northeast Houston woman between the ages of 55 and 74 and a southwest Houston man between the ages of 55 and 74 have died.

There has been one previous death, 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.

There have been 27 fatal cases in Texas in 2012, including the three in Houston. Eleven of those deaths were in Dallas County.

The other 10 Houstonians diagnosed with West Nile virus are:

  • 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

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.