Analysis of the news of January 18, 2022
US detects H5N1 bird flu in wild ducks as Europe and Africa see more H5N1
The United States Department of Agriculture (USDA) announced on January 14 that highly pathogenic avian influenza H5N1 had been detected in a wild duck in South Carolina, marking the first time the Eurasian strain of the virus had been detected in the United States. since 2016.
The discovery follows the recent detection of high-pathway H5N1 in wild birds and poultry in the Canadian region of Newfoundland and Labrador.
The bird was harvested by a hunter in Colleton County, located in the Lowcountry region of the state on its south coast, according to a statement from the Animal and Plant Health Inspection Service (APHIS). USDA. It has been tested under continuous active surveillance. According to a notification from the World Organization for Animal Health (OIE), the sample was taken on December 30.
APHIS Statement January 14
January 14 OIE report
In other bird flu cases, Croatia and Spain recently reported new cases of H5N1 in poultry, according to OIE reports. Croatia’s outbreak began on Jan. 10 at a backyard facility in Osijek-Baranja County that houses laying hens, ducks and ornamental pigeons. The virus killed 13 of 52 susceptible birds, and the rest were culled to curb the spread of the virus.
Spain reported an outbreak of H5N1 in a turkey farm in the Castile and Leon region, which began on January 13 and killed 966 of 18,900 susceptible poultry.
In Africa, Togo reported an outbreak of H5N1 in a laying hen farm in the maritime region that began on January 1, killing 1,801 of 11,450 birds.
14 January OIE report on H5N1 in Croatia
January 18 OIE report on H5N1 in Spain
January 15 OIE report on H5N1 in Togo
H9N2 bird flu infects 4 others in China
China recently reported four more human H9N2 avian flu infections, all involving children and all with disease onsets in November and December, the Hong Kong Center for Health Protection (CHP) said in its update. regularly on avian flu.
Two of the patients, a 3-year-old boy and a 3-year-old girl, are from Hubei province. The others include a 7-year-old girl from Jiangsu Province and a 14-year-old girl from Guangxi Province. The report did not include any details about their exposure to the virus.
H9N2 is common in Asian poultry, and sporadic infections are known in people who have contact with poultry and poultry environments. Infections are mild and are usually reported in children. In November, however, China reported a fatal case in an adult, a 39-year-old man from Guizhou province.
CHP Avian Influenza Report January 18
FDA Details Contamination Clues in Hydroponic Greens Probe Salmonella
Marking the first investigation into an outbreak linked to a nationwide hydroponics operation, the US Food and Drug Administration (FDA) late last week released findings related to a Salmonella Typhimurium event linked to prepackaged green salads that sickened 31 people in four states last summer.
In earlier outbreak announcements, federal officials had identified the grower as Bright Farms, based in Rochelle, Illinois.
The FDA said the root cause of the contamination has not been identified. But he added that the FDA and partner investigators have identified several potentially contributing factors, including another Salmonella serotype in pond water used to grow leafy greens, as well as growth media storage practices, water management practices, and sanitation issues at the facility that do not were not sufficient to prevent contamination.
Officials isolated the outbreak strain to a stormwater pond next to the farm, but it was unclear if that was the source of the greens contamination. The FDA has made several recommendations to the company and other similar growers, including making sure the grow pond water is safe for its intended use.
January 14 FDA Statement