Patients with novel coronavirus pneumonia may experience stomach pain and may also have fever and dry cough. Usually, the main symptoms of novel coronavirus pneumonia are fever, dry cough, fatigue, and some patients may also have runny nose, sore throat, nasal congestion, change of smell or taste, and also muscle pain, diarrhea, etc. In addition to the above symptoms, patients may also have multi-system symptoms. And in addition to the above symptoms, patients may also have multi-system symptoms. If patients have digestive system symptoms, they may have symptoms such as loss of appetite, nausea, vomiting, abdominal pain, and so on. At the same time, severe patients may also develop respiratory distress and hypoxemia 1 week after the onset of the disease, and in severe cases, acute respiratory distress syndrome, septic shock, etc., and even coagulation dysfunction and multi-organ failure may occur. A very small number of patients may also be accompanied by central nervous system involvement and limb ischemic necrosis. It is recommended that patients should seek prompt medical attention when the above abnormal symptoms occur, and active treatment is also required if the diagnosis of novel coronavirus pneumonia is confirmed.