West Nile expert: Virus will stick around in Oklahoma until weather cools off

Phil Maytubby, chief of public health protection at the Oklahoma City-County Health Department, chatted with readers Wednesday about West Nile virus, safety precautions and cases in Oklahoma.

by Jaclyn Cosgrove Modified: September 12, 2012 at 3:05 pm •  Published: September 12, 2012
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Phil Maytubby, chief of public health protection at the Oklahoma City-County Health Department, chatted with readers Wednesday about West Nile virus, safety precautions and cases in Oklahoma. Read the entire chat recap here.

How long is West Nile virus season?

The season may last as long as mosquitoes are active, especially through the hot summer months. As the weather cools, mosquito activity level will decline, but they'll be around until we get a good freeze.

What is the Oklahoma City-County Health Department doing to combat mosquitoes?

We use an integrated pest management approach. That includes mosquito habitat reduction and removal, mosquito larvicide application and foremost, educating the public about how to protect themselves from mosquitoes.

Some parts of Texas have used aerial spraying. Could you discuss its effectiveness versus other approaches to prevention?

Aerial spraying is sometimes seen as a last resort when mosquito numbers are very high and other methods are ineffective in reducing mosquito populations. Other methods we're currently using are working well.

What type of bird carries the virus?

Several types of birds may carry the disease. It was originally reported in crows. One of the theories about the emergence of West Nile during a time of drought is that birds are using water sources that are smaller and more stagnant — and those are areas where mosquitoes are breeding.

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by Jaclyn Cosgrove
Medical and Health Reporter
Jaclyn Cosgrove writes about health, public policy and medicine in Oklahoma, among other topics. She is an Oklahoma State University graduate. Jaclyn grew up in the southeast region of the state and enjoys writing about rural Oklahoma. She is...
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