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Byline: Andrew D. Smith
Sep. 14--West Nile virus has already infected and killed record numbers of local residents this year -- and though the worst danger probably has passed, cases will keep mounting until fall's first real chill.
Health experts warned this spring that the mild winter and the ongoing drought had combined to create an ideal breeding ground for the mosquito-borne disease. The hot, dry summer made matters worse.
So far this year, Dallas and Tarrant counties have confirmed nearly twice as many West Nile cases as they did all last year. Collin County has confirmed nearly five times as many cases. West Nile-related deaths in the area's three most-populous counties have jumped from two in 2005 to 10, so far, this year. Typically, many West Nile cases are confirmed after mid-September, so 2006's final tallies could obliterate any recorded since the disease reached Texas in 2002. Fortunately, there is reason to hope for fewer autumn infections than normal. Mosquito counts and infection rates have dropped dramatically, but experts still worry. "In mid-July we were seeing 30 or more infected mosquito samples a week. Now we're seeing a couple infected samples a week," said Scott Sawlis,…
Source: HighBeam Research, West Nile deaths surge in N. Texas: Infections up sharply over last...