Patients with novel coronavirus infection may present with atypical symptoms such as diarrhea, but not all diarrhea is caused by novel coronavirus infection and may also originate from other digestive disorders. The general symptoms of novel coronavirus infection include fever, malaise, dry cough, and gradually respiratory distress. Some patients may have “atypical” onset of symptoms and may have only digestive symptoms as the first manifestation, such as diarrhea, mild nausea, vomiting, etc.