14 environmental samples return constructive for poliovirus throughout Pakistan

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New detection takes complete variety of constructive environmental (sewage) samples in Pakistan in 2023 to 112

A lady receives polio vaccine drops, throughout an anti-polio marketing campaign, in a low-income neighborhood because the unfold of the coronavirus illness (COVID-19) continues, in Karachi, Pakistan July 20, 2020. — Reuters
  • Samples collected from 7 cities throughout Pakistan.
  • New detections take tally of constructive samples to 112.
  • Samples had been of Kind-1 Wild Poliovirus (WPV1).

ISLAMABAD: About 14 environmental (sewage) samples of Kind-1 Wild Poliovirus (WPV1) collected from seven cities together with Karachi in October, have examined constructive for the illness, confirmed the Nationwide Institute of Well being Islamabad on Monday. 

In accordance with The Information, three samples had been collected from Peshawar, two every from Hyderabad and Karachi’s District East, and one every from Karachi’s Keamari, Karachi Central, Karachi West, Sukkur, Kohat, Quetta, and Islamabad.

Giving particulars, officers stated in Peshawar, the environmental pattern was collected on December 6, 2023, from the Hayatabad 1 and a couple of Tributary environmental pattern assortment web site, which is the 27th constructive pattern from district Peshawar this yr. 

The earlier 26 constructive samples had been collected on April 10, Might 9, Might 16, June 5, July 4, July 17, August 1, August 17, August 22, September 5, September 12, September 20, October 4, October 5, October 23, November 6, November 7, November 20, and December 4, 2023. The remoted virus is classed as YB3A cluster and 98.78% genetically linked to the virus detected in a polio case in Nangarhar (Afghanistan) on Might 8, 2023.

Poliovirus was additionally present in on December 6 from the Yousafabad and Tajabad Tributary environmental pattern assortment web site and Gulababad and Chungee Tributary environmental pattern assortment web site. The remoted virus is classed as YB3A cluster and 98.67% genetically linked to the virus detected in a polio case in Nangarhar (Afghanistan) on Might 8, 2023.

In Kohat, environmental pattern was collected on December 13 from the Faqirabad environmental pattern assortment web site, which is the third constructive pattern from district Kohat this yr. The earlier two constructive samples had been collected on October 20 and November 14, 2023. The remoted virus is classed as YB3A cluster and 99.89% genetically linked to the virus detected in an environmental pattern in Karachi East Gadap on November 13.

In Karachi East, the environmental pattern was collected on December 11 from the Machar Colony environmental pattern assortment web site, which is the 12th constructive pattern from District East this yr. The earlier 11 constructive samples had been collected on Might 15, September 12, September 26, October 10, and October 12, November 13, and November 15, 2023. The remoted virus is classed as YB3A cluster and 99.4% genetically linked to the virus detected in an environmental pattern in Karachi East Gadap on November 15, 2023.

Poliovirus was additionally discovered from the Rashid Minhas environmental pattern assortment web site in District East, which is the 13th constructive pattern from District East this yr. The remoted virus is classed as YB3A cluster and 99.6% genetically linked to the virus detected in an environmental pattern in Karachi Central (Liaquatabad) on September 7. 

Poliovirus was additionally present in Karachi Keamari’s Muhammad Khan Colony, Haji Mureed Goth environmental pattern assortment web site in District Central Karachi, Khamiso Goth ES web site in District West of Karachi.

In Hyderabad, poliovirus was discovered from the Jacob Pump Station environmental pattern assortment web site and Latifabad-9 Pumping Station ES web site whereas in poliovirus was discovered from Maka Pumping Station web site.

In Quetta, poliovirus was discovered from Railway Pul web site whereas in Islamabad, poliovirus was discovered from Jhangi Syedan environmental web site. That is the primary constructive pattern from District Islamabad this yr.

The remoted virus is classed as YB3A cluster and 99.6% genetically linked to the virus detected in an environmental pattern in Peshawar on November 7, 2023. 

These new detections took the overall variety of constructive environmental (sewage) samples in Pakistan in 2023 to 112. Furthermore, the variety of human polio instances in Pakistan in 2023 remained six.

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