As a rule, staff members at our clinic do not wear masks. As an exception, only a doctor wear masks. Regardless of the prevalence of coronavirus, physicians who are in close proximity to patients are at extremely high risk of direct droplet exposure. Doctor is at risk of exposure not only to ordinary cold viruses such as influenza, but also to severe infectious agents such as Mycobacterium tuberculosis. Tuberculosis, for example, is estimated to infect as many as one-third of the world’s population if latent TB infection is included.
Ref: The New York Times “Ending TB Is Within Reach — So Why Are Millions Still Dying? Tuberculosis has passed Covid as the top infectious disease killer, despite new medicines and better diagnostic tools.”