New coronavirus symptoms are mainly manifested in the respiratory system, but patients may also have symptoms in other systems of the body, and the clinical symptoms may vary from patient to patient, and the same patient may also have new symptoms as the disease progresses. New coronavirus can not only invade the respiratory system, but also other systems, so the clinical manifestations are varied, generally mild patients only show low fever, slight fatigue, smell and taste impairment, etc., the ordinary patients can appear fever, dry cough, fatigue symptoms, but also accompanied by a dry pharynx, sore throat, nasal congestion, runny nose and other symptoms. Severe patients mostly develop respiratory distress and/or hypoxemia one week after the onset of the disease, and in severe cases, the disease may rapidly progress to acute respiratory distress syndrome, septic shock, uncorrectable metabolic acidosis and coagulation dysfunction, and multiorgan failure, etc. In children, patients may have vomiting, abdominal discomfort, and abdominal pain. Children may have vomiting, diarrhea, shortness of breath and other symptoms, and a few children may develop multi-system inflammatory syndrome, with fever with rash, non-suppurative conjunctivitis, hypotension or shock, coagulation disorders and other symptoms. Symptoms of novel coronavirus pneumonia may vary from patient to patient. If you experience the above symptoms, please take isolation precautions and contact the local epidemic prevention department and the community, and follow the instructions to complete nucleic acid testing and related treatment. Note: In this article, the terms “neocoronavirus pneumonia” and “novel coronavirus pneumonia” were renamed to “novel coronavirus infection” on December 26, 2022, as announced by the National Health Commission.