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Fatal form of dengue fever surges in Mexico
Houston Chronicle/AP ^ | March 30, 2007 | MARK STEVENSON

Posted on 03/30/2007 3:37:21 PM PDT by SwinneySwitch

MEXICO CITY — The deadly hemorrhagic form of dengue fever is increasing dramatically in Mexico, and experts predict a surge throughout Latin America fueled by climate change, migration and faltering mosquito eradication efforts.

Overall dengue cases have increased by more than 600 percent in Mexico since 2001, and worried officials are sending special teams to tourist resorts to spray pesticides and remove garbage and standing water where mosquitoes breed ahead of the peak Easter Week vacation season.

Even classic dengue — known as "bonebreak fever" — can cause severe flu-like symptoms, excruciating joint pain, high fever, nausea and rashes.

More alarming is that a deadly hemorrhagic form of the disease, which adds internal and external bleeding to the symptoms — is becoming more common. It accounts for one in four cases in Mexico, compared with one in 50 seven years ago, according to Mexico's Public Health Department.

While hemorrhagic dengue is increasing around the developing world, the problem is most dramatic in the Americas, according to the Centers for Disease Control and Prevention.

Like a poster child for the downside of humanity's impact on the planet, dengue is driven by longer rainy seasons some blame on climate change, as well as disposable plastic packaging and other trash that collects water. Migrants and tourists — including the many thousands of Americans expected for spring break this year — carry new strains of the virus across national borders, where mosquitoes can spread the disease.

The CDC says there's no drug to treat hemorrhagic dengue, but proper treatment, including rest, fluids and pain relief, can reduce death rates to about 1 percent.

Latin America's hospitals are ill-equipped to handle major outbreaks, and officials say the virus is likely to grow deadlier, in part because tourism and migration are circulating four different strains across the region. A person exposed to one strain may develop immunity to that strain — but subsequent exposure to another strain makes it more likely the person will develop the hemorrhagic form.

This dengue spread "is one of the primordial public health problems the country faces," said Mexico's Public Health Department, which has sent hundreds of workers to the resorts of Puerto Vallarta, Cancun and Acapulco to try to avert outbreaks ahead of the Easter week vacation.

"We are working intensively, both the federal and state governments, on (these) three sites that we want to keep under control, so that it doesn't become a risk for tourists," said Pablo Kuri, head of Mexico's National Center for Epidemiology and Disease Control.

The Canadian Embassy in Mexico City issued an alert about dengue after five Canadians were sickened in Puerto Vallarta earlier this year. Acapulco, a city of 700,000, has documented 549 cases of classic and hemorrhagic dengue in the first two months of 2007, up from just 86 for the same period last year.

Dengue is mostly a problem in tropical slums, where trash collection and sanitation are not as good as in tourist areas.

In January and February, Mexico's dry season, there were 1,589 cases of both types of dengue nationwide, up 380 percent from the same period in 2006, Kuri said. And last year was also bad for dengue: Mexico documented 27,000 infections overall — including 4,477 hemorrhagic cases and 20 deaths — compared with 1,781 cases overall in 2001.

Dengue has been found along the U.S.-Mexico border, where 151 classic and 46 hemorrhagic cases were recorded last year in the Gulf state of Tamaulipas, south of Texas.

Historically, the United States hasn't been immune from dengue — a 1922 outbreak in Texas infected a half-million people. And according to the CDC, dengue returned to southern Texas in 1980 after a 35-year absence. Occasional cases since then have included hemorrhagic dengue.

The Intergovernmental Panel on Climate Change, made up of the world's leading climate scientists, predicted in March that global warming and climate change would cause an upsurge in dengue. In Mexico, officials say longer rainy seasons already are leading to more cases.

"It used to be seasonal, in the hottest, wettest months, and now in some regions we are seeing it practically all year," said Joel Navarrete, an epidemiologist with the Mexican Social Security Institute.

The global solution to dengue outbreaks is mosquito control, and faltering eradication efforts, together with climate change, probably share blame for dengue's rise in the Americas, Kuri said.

A successful eradication program in Latin America in the 1960s sent the disease into remission, but economic crises and government downsizing sapped those efforts over the next two decades. Some countries reported severe outbreaks in the 1980s, and by the 1990s, dengue began a regional resurgence.

Paraguay declared a state of emergency in March after 17 people died of hemorrhagic dengue and an estimated 400,000 were infected with the milder "classic" form of the disease. The government sent soldiers into the streets in an emergency campaign to spray insecticides and clean up stagnant water.

At least 24 people died of hemorrhagic dengue in the Dominican Republic last year.

"It's part of globalization," Kuri said. "Someone can be in Paraguay, where there is a big outbreak, with type-one virus, and six hours later be in Mexico."


TOPICS: Culture/Society; Foreign Affairs; Mexico; US: Texas
KEYWORDS: dengue; hemorrhagic; hemorrhagicfever; mexico
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To: Niuhuru

Thats the excuse! build the wall to keep out Dengue fever! This way we don't have to hurt the illegal aliens feelings.


21 posted on 03/30/2007 4:16:18 PM PDT by ronnie raygun (ID RATHER BE HUNTING WITH DICK THAN DRIVING WITH TED)
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To: ronnie raygun

Not a bad idea. float the idea to Hollywood celebrities that their children might get Leprosy from illegals and then watch them fall over one another to promote the idea of a border fence.


22 posted on 03/30/2007 4:20:04 PM PDT by Niuhuru
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To: SwinneySwitch

Dengue is less likely to be caused by the warming temperatures than it is to be caused by the banning of DDT.


23 posted on 03/30/2007 4:23:13 PM PDT by TASMANIANRED (Heus, hic nos omnes in agmine sunt! Deo volente rivoque non adsurgente)
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To: Rocky
And everyone is supposed to know, without saying it, that man has caused it.

I like the way the writer has both migrants and tourists from the U.S. being equally responsible for bringing the disease to Mexico.

Migrants and tourists — including the many thousands of Americans expected for spring break this year — carry new strains of the virus across national borders, where mosquitoes can spread the disease.

24 posted on 03/30/2007 4:25:42 PM PDT by DumpsterDiver
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To: DumpsterDiver
I like the way the writer has both migrants and tourists from the U.S. being equally responsible for bringing the disease to Mexico.

Well, then, the solution is obvious, isn't it? I'm keeping my germs home this year.

Why anyone would prop up a third world hellhole like Mexico with their travel dollars is beyond me.

25 posted on 03/30/2007 4:40:50 PM PDT by hunter112
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To: SwinneySwitch

Okay, I try not to get into conspiracy theories, but it unnerves me so when more and more land is claimed for wetlands, and I can understand the reasoning behind, but I can't help but think that they want to kill humans; as these are mosquito breeding grounds!

And, yes, by all means, lets bring back DDT.


26 posted on 03/30/2007 4:47:13 PM PDT by swatbuznik (Thompson/Hunter '08)
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To: SwinneySwitch

Well hells bells, lets invite the uneducated unwashed freaks here. Let's make a special case to bring them all here to take advantage of our health care system.


27 posted on 03/30/2007 5:16:40 PM PDT by Joe Boucher
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To: SwinneySwitch
Image and video hosting by TinyPic

Dengue Fever appearing soon at an Emergency Room near you!

28 posted on 03/30/2007 5:22:36 PM PDT by David_G_Burnet (My other ID is in the shop)
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To: swatbuznik
Map: Distribution of Aedes aegypti in the Americas in 1970, at the end of the mosquito eradication program, and in 2002


29 posted on 03/30/2007 5:29:54 PM PDT by SwinneySwitch (Liberals-beyond your expectations!)
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To: SwinneySwitch

Zowie, that map really tells it all. Amazing!!


30 posted on 03/30/2007 5:42:32 PM PDT by bboop (Stealth Tutor)
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To: agooga

"The global solution to dengue outbreaks is mosquito control, and faltering eradication efforts, together with climate change, probably share blame for dengue's rise in the Americas, Kuri said.

A successful eradication program in Latin America in the 1960s sent the disease into remission, but economic crises and government downsizing sapped those efforts over the next two decades. Some countries reported severe outbreaks in the 1980s, and by the 1990s, dengue began a regional resurgence. "
Problem: Dengue Fever

Solution: DDT

What he said! It apparently worked in the 60s


31 posted on 03/30/2007 5:59:21 PM PDT by petro45acp (SUPPORT/BE YOUR LOCAL SHEEPDOG! "On Sheep, Wolves, and Sheepdogs" By David Grossman)
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