The symptoms of patients with novel coronavirus pneumonia include the following: 1. fever: mainly manifested as a fever similar to the common cold; 2. malaise: weakness of the limbs; 3. dry cough: milder; 4. gradual difficulty in breathing: the biggest difference from the common cold; 5. acute respiratory distress syndrome in severe cases at a later stage, and if it is prolonged or very severe, it can manifest as infected septic shock, metabolic acidosis that is difficult to correct, and bleeding and coagulation dysfunction.