According to current reports, patients with novel coronavirus infection present with fever, cough, malaise, cough, respiratory symptoms such as difficulty in breathing, and some patients will also have gastrointestinal symptoms such as nausea and vomiting, diarrhea, etc. If you have been to an infected area or have a history of contact with an infected person and have cough symptoms that do not ease for a long time, it is recommended that you go to the hospital for nucleic acid testing and chest CT examination. If there is no case of epidemic contact, do not worry too much, first isolate yourself at home generally 5-7 days can be self-healing.