It’s not all about COVID‐19: pneumocystis pneumonia in the era of a respiratory outbreak

[...]PCP with HIV infection is less commonly seen in settings with access to antiretroviral therapy (ART), with the majority of cases previously occurring in young children within the first year of life and male adults above the age of 50 years in the pre‐ART era [ 18,19]. [...]the patients’ histories of nasopharyngeal cancer and asthma, respectively, may also have played a role in HIV not initially being considered as a possible presenting diagnosis. [...]the most common differential diagnosis of ground glass changes in CT chest is viral pneumonitis, such as that caused by adenovirus and influenza, which may explain why the diagnosis of PCP was initially not considered [ 20,21].