Context: COVID-19 is an infectious disease caused by SARS-CoV-2 that started at the end of 2019, in Wuhan, spreading to multiple countries. This virus can produce symptoms of superior and inferior respiratory infection, cardiac lesions, and death. Among many other symptoms, disturbances in the sense of smell and taste are reported by patients. Even though most viral infections of the upper respiratory tract present anosmia associated with the infection, in the case of the SARS-CoV2 infection, these symptoms can happen in its absence. Because of this, the recovery time for anosmia caused by CoV2 can occur within a few weeks, while typical viral anosmia generally lasts for months. Goals: Understand the specificities of the olfactory affections caused by SARS-CoV2 infection.