LAUSR

1 Nuclear Medicine Department, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy 2 Thoracic Surgery Department, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy 3 Radiology Department, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy 4 Pathology Department, IRCCS Azienda Ospedaliero-Universitaria Di Bologna, Bologna, Italy 5 PET/CT Unit, Department of Medical Imaging, Royal Darwin Hospital, Darwin, Australia A 72-year-old woman with COVID-19 respiratory syndrome symptoms underwent a chest CT scan (CT) for investigation. The CT detected a lung mass with no evidence of pneumonia (Fig. a); however, an RT-PCR nasopharyngeal swab (PCR) resulted positive for COVID-19 infection. Subsequent high-resolution CT (HRCT) performed 5 days later identified diffuse, bilateral peripheral ground-glass-opacities (GGO) (Fig. b, red arrow). After returning a negative PCR,