New instances of Newcastle disease have been confirmed in Poland and North Macedonia, according to reports from the World Organisation for Animal Health (WOAH).
Poland
A flock of 26,157 hens in Bieżuń, Poland, is the country’s 45th flock to be struck by Newcastle disease in the country since the outbreak began in September 2024.
A new report from WOAH stated that 110 birds in the flock had died, and samples taken from the flock confirmed the presence of Newcastle disease. Testing in which both gene sequencing and real-time reverse transcription polymerase chain reaction (rRT-PCR) were utilized.
WOAH listed the source of the infection as unknown or inconclusive.
Control measures that have been put in place include: stamping out, zoning, traceability, surveillance within and outside of the control zone, movement control, disinfection and official disposal of carcasses, byproducts and waste.
Poland has lost nearly 1.4 million birds to Newcastle disease since September 2024.
North Macedonia
North Macedonia reported to the WOAH that the presence of Newcastle disease was confirmed in Rankovce on June 27. The involved flock was only identified as domestic birds, and included 60 birds, all of which had died.
The new report was issued, following the country having been declared free of Newcastle disease in April. In that situation, 45 of 54 birds had died, while the remaining nine birds in the flock in Prelubishte were depopulated.
The source of the infection was listed as unknown or inconclusive.
Control measures put in place included zoning, traceability, surveillance within and outside of the control zone, movement control, disinfection and official disposal of carcasses, byproducts and waste.
Instances of Newcastle disease elsewhere
In addition to Poland and North Macedonia, WOAH presently has active reports on Newcastle disease situations in Burkina Faso, Israel, Canada and Morocco.
During the past week, WOAH reported that the Newcastle disease situation in Malta had been resolved. Other countries to have recently been declared free of the disease after earlier outbreaks include Brazil, Sweden and Slovenia.