Highly Pathogenic Avian Influenza A(H5N1) Virus Clade 2.3.4.4b Infections in Wild Terrestrial Mammals, United States, 2022.
United States
avian influenza
bobcat
clade 2.3.4.4b
coyote
fisher
fox
highly pathogenic avian influenza virus
influenza
influenza A(H5N1)
meningitis/encephalitis
opossum
raccoon
respiratory infections
skunk
viruses
wild terrestrial mammals
zoonoses
Journal
Emerging infectious diseases
ISSN: 1080-6059
Titre abrégé: Emerg Infect Dis
Pays: United States
ID NLM: 9508155
Informations de publication
Date de publication:
Dec 2023
Dec 2023
Historique:
medline:
22
11
2023
pubmed:
21
11
2023
entrez:
21
11
2023
Statut:
ppublish
Résumé
We describe the pathology of natural infection with highly pathogenic avian influenza A(H5N1) virus of Eurasian lineage Goose/Guangdong clade 2.3.4.4b in 67 wild terrestrial mammals throughout the United States during April 1‒July 21, 2022. Affected mammals include 50 red foxes (Vulpes vulpes), 6 striped skunks (Mephitis mephitis), 4 raccoons (Procyon lotor), 2 bobcats (Lynx rufus), 2 Virginia opossums (Didelphis virginiana), 1 coyote (Canis latrans), 1 fisher (Pekania pennanti), and 1 gray fox (Urocyon cinereoargenteus). Infected mammals showed primarily neurologic signs. Necrotizing meningoencephalitis, interstitial pneumonia, and myocardial necrosis were the most common lesions; however, species variations in lesion distribution were observed. Genotype analysis of sequences from 48 animals indicates that these cases represent spillover infections from wild birds.
Identifiants
pubmed: 37987580
doi: 10.3201/eid2912.230464
pmc: PMC10683806
doi:
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
2451-2460Références
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