S-CoV-2 is confirmed by real-time RT-PCR, typically done on nasopharyngeal (NP) swabs or, less commonly, samples from the lower respiratory tract, including bronchoalveolar lavage (BAL).4 Some data suggest that RT-PCR might be more sensitive with BAL than with NP swabs.5 Here, we present a man who developed rapidly progressive pulmonary disease and, following two negative NP tests, was diagnosed with COVID-19 on the basis of bronchosco