How many coronaviruses are known to cause human disease?
Seven coronaviruses. There are four viruses that cause the common cold. There are two zoonoses, which are the severe acute respiratory syndrome coronavirus (SARS-CoV) and the Middle East respiratory syndrome coronavirus (MERS-CoV). 2019-nCoV (SARS-CoV-2) is the seventh member of the family of coronaviruses that infect humans. It may originate from Chinese horseshoe bats, which are the natural reservoirs of SARS-CoV.
What is the official name of COVID-19?
The official name is “severe acute respiratory syndrome coronavirus 2” (SARS-CoV-2).
What is the definition of COVID-19?
COVID-19 (coronavirus disease 2019) is an infectious disease caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2).
How is the transmission of COVID-19?
Its transmission is primarily human-to-human, in a similar way to the common cold, via contact with droplets of infected individuals`upper respiratory tract secretions.
CT shows bilateral, multilobar large areas of ground-glass opacities with septal thickening and a crazy-paving pattern, associated with airspace consolidations. Lesions are mostly in the peripheral and posterior parts of the lungs.
There are no pleural or pericardial effusion.
This patient tested positive for SARS-CoV-2 and had typical CT findings of the disease. Thus it was deemed to have COVID-19 pneumonia.