Nucleic acid test for cold is usually not required to be quarantined, and it is recommended to refer to the local epidemic prevention policy and cooperate actively. If you have not traveled to medium- or high-risk areas, do not have a history of contact with a confirmed case of novel coronavirus, are not a suspected case, and have a negative nucleic acid test and no fever, you do not need to be quarantined. Colds are generally upper respiratory tract infections and new coronavirus pneumonia involving the lung parenchyma of the two different concepts, but the symptoms are similar to the need for screening, the patient may be accompanied by fever, cough, nasal congestion, runny nose and other symptoms, so respiratory symptoms, usually the nearest hospital, try to avoid public transportation, wear a good mask, cooperate with the doctor’s examination. General fever outpatient clinic visit, visit the need to do a nasopharyngeal swab or oropharyngeal swab nucleic acid test, routine blood and CT examination, usually arranged in the fever clinic special waiting area to wait for the results of nucleic acid, only when the nucleic acid is negative, you can leave, usually do not need isolation. Tips] The “new coronary pneumonia and new coronary virus pneumonia” mentioned in this article were renamed to “new coronary virus infection” on December 26, 2022, as announced by the National Health Commission.