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26 Nov 2014 description
  • In response to the outbreak of circulating vaccine-derived poliovirus (cVDPV) in South Sudan, over 19,000 children were vaccinated last week in Bentiu Poc, where the two cases were reported. Outbreak response plans are in place to hold three rounds of supplementary immunization activities (SIAs) in high risk areas to stop transmission of the virus.

13 Nov 2014 description
  • In Madagascar, a circulating vaccine-derived poliovirus type 1 (cVDPV1) has been confirmed. The virus was isolated from one case of acute flaccid paralysis (AFP) with onset of paralysis on 29 September, and from three healthy contacts. An estimated more than 25% of children remain under-immunized against polio in the country. Madagascar was previously affected by a cVDPV2 outbreak in 2001/2002 (resulting in five cases) and in 2005 (resulting in three cases). Emergency outbreak response is being finalized, with campaigns to be held in December and January.

13 Jun 2013 description

Polio this week - As of 12 June 2013

16 Aug 2010 description
  1. Executive Summary

    FOR the Global Polio Eradication Initiative (GPEI), 2009 was a pilot year: an irony for a 20-year effort, but one that breathed innovation and fresh thinking into the initiative. At the beginning of the year, poliovirus survived in parts of four countries and was causing a large-scale international outbreak for the second time in five years. Poliovirus had - for the first time - re-established transmission in several countries.

05 May 2010 description


* Tajikistan has launched its response to a large wild poliovirus type 1 (WPV1) outbreak, with a national immunization activity being launched on 1 May in Dushanbe, the capital. As of this week, 32 WPV1 cases have been confirmed. For full details, see 'Tajikistan' section.

* At the T20 cricket world cup in St Lucia, the Indian and Afghanistan cricket teams came together at a media event to urge parents to immunize their children.

30 Apr 2010 description

Polio outbreak in Tajikistan: Wild poliovirus type 1 (WPV1) has been detected in Tajikistan, representing the first importation of poliovirus in the WHO European Region since it was certified polio-free in 2002. The virus is most closely related to viruses originating in Uttar Pradesh, India. 199 cases of acute flaccid paralysis (AFP) have been reported, the majority of these having had onset of paralysis in April. To date, WPV1 had been isolated in 32 of these cases.

23 Apr 2010 description

More than 77 million children to be immunized across 16 countries

Dakar/Brazzaville, Friday 23 April 2010 -- More than 77 million children in 16 countries will be vaccinated against polio from tomorrow (Saturday) in the critical second round of a synchronized effort to stop a polio outbreak across west and central Africa.

However, Burkina Faso and Sierra Leone have postponed their campaigns until 7 May after vaccine delivery was delayed by the closure of airspace in Europe due to the volcanic eruption in Iceland. Existing stockpiles in the other 16 countries will allow this …

23 Apr 2010 description

Plus de 77 millions d'enfants à vacciner dans 16 pays

DAKAR/BRAZZAVILLE, vendredi 23 avril 2010 - Plus de 77 millions d'enfants dans 16 pays seront vaccinés contre la polio à partir de demain (samedi) au cours du deuxième tour d'une campagne synchronisée visant à stopper l'épidémie de polio en Afrique de l'ouest et du centre.

Toutefois, le Burkina Faso et la Sierra Leone ont du retarder leur campagne jusqu'au 7 mai en raison des retards pris dans la livraison des vaccins à la suite de la fermeture de l'espace aérien en Europe en lien avec l'éruption …

04 Mar 2010 description

85 millions d'enfants seront vaccinés dans 19 pays

Dakar/Brazzaville, 4 mars 2010 - Plus de 85 millions d'enfants de moins de cinq ans seront vaccinés contre la polio dans 19 pays d'Afrique de l'ouest et du centre dans un élan massif de coopération transfrontalière pour mettre un coup d'arrêt à une épidémie de poliomyélite qui dure depuis plus d'une année.

Neuf pays d'Afrique de l'ouest et du centre - Burkina Faso, Cameroun, Tchad, Guinée, Libéria, Mali, Mauritanie, Sénégal et Sierra Leone - sont considérés ayant des foyers actifs de …

04 Mar 2010 description

85 million children to be immunized across 19 countries

DAKAR/BRAZZAVILLE, 4 March 2010 - More than 85 million children under five years old will be immunized against polio in 19 countries across West and Central Africa in a massive example of cross-border cooperation aimed at stopping a year-long polio epidemic.

Nine countries in West and Central Africa - Burkina Faso, Cameroon, Chad, Guinea, Liberia, Mali, Mauritania, Senegal and Sierra Leone - are considered to have active outbreaks of polio (i.e. cases within the last six months).

The campaign kicks off on March 6 in these …

31 May 2009 description

Executive Summary

THE YEAR 2008 witnessed a polio outbreak in Nigeria, with new international spread to bordering countries, persistent importations in south-central Africa and Sudan and the largest outbreak of polio in eight years in Pakistan. Elsewhere, western Uttar Pradesh in India - historically the world's most entrenched reservoir of polio but free of indigenous poliovirus type 1 for more than a year - was re-infected by a virus from a neighbouring state. By the end of the year, the number of children paralysed by polio in 2008 had returned to 1999 levels.