United States: a recorded case of polio, the first in almost a decade

The United States recorded its first case of polio in nearly a decade on Thursday, according to New York state health authorities. A person residing in Rockland County, 30 miles (48 km) north of Manhattan, has tested positive for the disease, with their case indicating “a chain of transmission from an individual who received the oral polio vaccine (OPV)”, d ‘after a statement.

This vaccine has not been used in the United States since 2000, which suggests that the origin of the virus could come “from a place outside the United States where OPV is administered”, detailed health officials new- yorkers.

To read: American researchers synthesize a polio virus

They asked doctors to monitor for possible new cases and urged county residents who are not vaccinated to do so.

the last known case of polio in the United States was in 2013according to the Centers for Disease Control and Prevention (CDC).

A type of polio via the vaccine

Polio, a highly infectious viral disease that largely affects children under the age of 5, has been virtually eradicated worldwide. Cases have fallen by 99% since 1988, when polio was still endemic in 125 countries and 350,000 cases were recorded.

Contaminations declined sharply in the late 1950s and early 1960s in the United States, with the development of a vaccine. The last natural infection to have occurred in the territory dates from 1979.

The oral poliomyelitis vaccine can cause contamination in others but not in the vaccinated person. This type of polio can cause severe illness and paralysis in unvaccinated people.

Read again: WHO reports first case of wild polio in Africa in more than five years in Malawi

The World Health Organization warned last month that a vaccine-derived type of poliovirus had been detected in sewage samples from London.

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