Severe Human Case of Zoonotic Infection with Swine-Origin Influenza A Virus, Denmark, 2021

Abstract

During routine surveillance at the National Influenza Center, Denmark, we detected a zoonotic swine influenza A virus in a patient who became severely ill. We describe the clinical picture and the genetic characterization of this variant virus, which is distinct from another variant found previously in Denmark.

Keywords

• influenza A virus
• viral zoonoses
• Orthomyxoviridae Infections
• H1pdm09N1av subtype
• Swine influenza virus
• viruses