Health authorities in Burundi today declared an outbreak of circulating poliovirus type 2 (CVDPV 2) after confirming eight polioviruses, the first such detection in more than three decades.
The cases were confirmed in a four-year-old child in Isale district in western Burundi who had not received any polio vaccination, as well as in two other children who were contacts of the four-year-old boy. Additionally, five samples from environmental surveillance of wastewater confirmed the presence of the circulating poliovirus type 2.
