Bartonella Seroreactivity Among Persons Experiencing Homelessness During an Outbreak of Bartonella quintana in Denver, Colorado, 2020

During a recent outbreak of Bartonella quintana disease in Denver, 15% of 241 persons experiencing homelessness who presented for severe acute respiratory syndrome coronavirus 2 testing were seroreactive for Bartonella. Improved recognition of B quintana disease and prevention of louse infestation are critical for this vulnerable population.

Automated summary

In a recent outbreak of Bartonella quintana disease in Denver, 15% of 241 homeless individuals tested for SARS-CoV-2 were found to be seroreactive for Bartonella. Improved recognition of B. quintana disease and prevention of louse infestation are crucial for this vulnerable population.