February 26, 2009

Polio in Kenya

There have been great strides in global polio eradication, due in no small part to Rotary International.

But there’s still work to be done.

Kenya Toddler Is First Polio Infection in 20 Years
Published: February 25, 2009

NAIROBI, Kenya (AP) -- Kenya announced its first polio infection in 20 years on Wednesday, after a 4-year-old girl was diagnosed with the disease along the country's remote border with Sudan.

''In a country free of polio, when you make a diagnosis of one case of polio the definition is an outbreak,'' said Dr. David Okello, country representative of the World Health Organization. For every child paralyzed by polio, there are about 200 other asymptomatic cases who can spread the disease to others.

Okello said they were investigating a second case in Lokichoggio, 900 kilometers (560 miles) north of the capital city of Nairobi, where an infant had shown symptoms of the disease.

''Really we are not sure, there may be other cases,'' said Okello.

Polio is an infectious disease that mainly strikes children under five. It is spread primarily by the feces of an infected person getting into the food chain. It causes paralysis and can be fatal.

In 2006, two refugees escaping the war in Somalia were diagnosed with the disease at the Dadaab refugee camp at Kenya's eastern border with Somalia. That outbreak was contained before it spread.

Okello said the disease may have spread from south Sudan, where a polio outbreak occurred in early January.

He said many Kenyan children were not immunized due to postelection violence in 2008, which left more than 1,000 people dead and 600,000 people displaced from their homes. Many have still not returned home.

Okello said coverage of the immunization campaign was 100 percent before the violence but has dropped to 60 percent.

He said in the next 10 days health officials will conduct immediate vaccination of Lokichoggio and surrounding areas to prevent the spread of the disease and then a synchronized vaccination campaign involving Sudan, Ethiopia and Uganda.

Global efforts to eradicate polio have decreased cases by 99 percent since 1988. Last year, it was only endemic in four countries: Afghanistan, India, Nigeria and Pakistan. But those countries have the potential to re-infect anywhere in the world.

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