The diagnosis of novel coronavirus infection must be combined with epidemiological history data, clinical manifestations of the suspected infected person, and comprehensive judgment of imaging and laboratory findings, as follows.
1, the suspected infected person has a history of close contact with the virus-infected or suspected virus-infected person, or has lived or traveled in an endemic area.
2, the presence of clinical manifestations such as fever, malaise, dry cough, etc., while meeting the imaging features of pneumonia and blood routine virus infection-related indicators.
3, on the basis of the above laboratory tests, viral nucleic acid or by genetic sequencing results to confirm the presence of viral infection in the body to confirm the diagnosis.