If you suspect that you have a novel coronavirus, you should first be isolated from the outside world for at least 14 days, and you should also perform a nucleic acid test for the new coronavirus. To determine whether you are a suspected coronavirus infection, you should first have an epidemiological history, i.e., you have been in an infected area or have been in contact with people from an infected area with flu or fever symptoms. Second, the patient presents with respiratory symptoms, such as coughing, coughing and fever. Having both is a suspected coronavirus infection and should be given an isolation for at least 14 days. If the symptoms get worse in 14 days and the nucleic acid test is positive, the patient should be treated as a confirmed case.