Tehran University of Medical Sciences Frontiers in Emergency Medicine 2717-3593 4 2s 2020 05 25 e64 e64 Hoda Asefi Department of Radiology, Tehran University of Medical Sciences, Tehran, Iran Arash Safaie Department of Emergency Medicine, Tehran University of Medical Sciences, Tehran, Iran 2020 05 25 As the number of patients infected by COVID-19 increases worldwide, and in the absence of appropriate therapeutic drugs or vaccines, it is essential to detect patients with COVID-19 pneumonia at its early stages, in order to isolate the patients from healthy population. Computed tomography (CT) scan seems to be promising in detection of COVID-19 as shown in some studies. https://fem.tums.ac.ir/index.php/fem/article/view/451 https://fem.tums.ac.ir/index.php/fem/article/download/451/305