We report 4 cases of Fusobacterium nucleatum bacteremia associated with coronavirus disease (COVID-19). Three cases occurred concomitantly with COVID-19 diagnosis; 1 occurred on day 15 of intensive care. None of the patients had known risk factors for F. nucleatum bacteremia. F. nucleatum infection could represent a possible complication of COVID-19.
Keywords: COVID-19; Fusobacterium nucleatum; SARS; SARS-CoV-2; bacteremia; bacteria; coronavirus; coronavirus disease; respiratory infections; severe acute respiratory syndrome coronavirus 2; tocilizumab; viruses; zoonoses.