Coronavirus disease (COVID-19) and tuberculosis (TB) developed in 4 foreign workers living in dormitories in Singapore during April-May 2020. Clinical manifestations and atypical radiographic features of COVID-19 led to the diagnosis of TB through positive interferon-gamma release assay and culture results. During the COVID-19 pandemic, TB should not be overlooked.
Keywords: 2019 novel coronavirus disease; COVID-19; SARS-CoV-2; Singapore; co-infection; coronavirus disease; radiography; respiratory infections; severe acute respiratory syndrome coronavirus 2; socioeconomic; tuberculosis; tuberculosis and other mycobacteria; viruses; zoonoses.