Highlights Anecdotal reports of asymptomatic ‘silent hypoxia’ in COVID-19 are emerging A minimal increase in dyspnea was seen with worsening hypoxia during exercise The 6-minute walking test is a potential tool in discharge assessment

Delftia acidovorans ( D. acidovorans ) is a Gram-negative bacteria that can cause infection in immunocompetent and immunocompromised individuals. The current knowledge comes mainly from case reports and case series.