Pulmonary Thromboembolism and Infarction Mimicking COVID-19 Symptoms; Report of three Cases

Since the novel coronavirus emerged in late December, 2019 in Wuhan, China, millions of people have beeninfected and thousands of patients have died. Fever and dyspnea are the most common symptoms of infectionwith SARS-CoV-2. However, these symptoms are neither specific nor diagnostic for COVID-19. Symptom overlapbetween COVID-19 and some other conditions may lead other diseases to be missed and underdiagnosed. Justlike COVID-19, pulmonary thromboembolism (PTE) and pulmonary infarction may present with fever and res-piratory symptoms. Since COVID-19 emerged and spread worldwide, many clinicians are focused on diagnosisand treatment of this novel viral infection. Hence, other diseases presenting with the same symptoms as COVID-19 may remain underdiagnosed. Here, we report three cases of PTE and pulmonary infarction presenting withfever and respiratory symptoms mimicking COVID-19