COVID-19 influences lung microbiota dynamics and favors the emergence of rare infectious diseases: A case report of Hafnia Alvei pneumonia.

Abstract The coronavirus disease 2019 causes a wide degree of organ dysfunction and is associated with bacterial secondary infection. We reported lung microbiota dynamics in a critically ill patient with coronavirus disease 2019, who developed severe Hafnia alvei ventilator-associated pneumonia and required extracorporeal membrane oxygenation support.