Dawn
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02:06 Jan 18, 2026
ISLAMABAD: As many as 40 environmental samples from all four provinces and the federal capital were found positive during the month of December. According to an official of the polio laboratory located at the National Institute of Health (NIH), Islamabad, as many as 127 sewage samples from 87 districts were tested for the presence of poliovirus in December 2025. Of these, 87 samples tested negative, while 40 samples were found positive for poliovirus. “As many as 23 samples were collected from Balochistan, of which 21 were found negative and two were found positive. A total of 34 samples were collected from Khyber Pakhtunkhwa, of which 26 were negative and eight were found positive. From Punjab, 31 samples were collected, of which 25 were negative and six were positive. In Sindh, six samples were found negative and 23 were positive. In Islamabad, one out of five samples was found positive. However, five samples collected from Azad Jammu and Kashmir and Gilgit-Baltistan were found negative,” the official said....