Fever and fatigue is the main symptom of novel coronavirus. Respiratory symptom is mainly dry cough, and gradually appeareddyspnea. Severe cases were manifested as acute respiratory distress syndrome,septic shock, difficult metabolic metabolic acidosis and dysfunctional coagulation disorder. Some patients have mild onset symptoms and no fever. Most of the patients are mild and have a good prognosis. A few of them are critically ill or even dead. If you have fever, fatigue or dry cough, it does not mean you have been infected.
However, if the following symptoms occur, they shouldbe investigated and diagnosed in the local designated medical institutions.
（1）Fever (axillary temperature ≥ 37.3 ℃), cough, shortness of breath and other symptoms of acute respiratory infection.
（2）In addition, they have a history of traveling or living in Wuhan, or they have been exposed to fever patients with respiratory symptoms from Wuhan with in 14 days before the onset of the disease, or they have a small-scale clustering disease.