Fever does not necessarily mean that the nucleic acid test is positive, because infection with the new coronavirus may also have fever symptoms, but unless it is infected with the new coronavirus, the result will not be positive. There are many causes of fever, not all of them are caused by the new coronavirus pneumonia, fever does not affect the nucleic acid test, fever to test nucleic acid is only to rule out whether the new coronavirus infection, is not the new coronavirus infection, nucleic acid is generally not possible to be positive. Therefore, there is no need to worry about going for a nucleic acid test with a fever. If the nucleic acid test is negative, the cause of the fever needs to be investigated and the necessary treatment administered. The most common causes of fever are bacterial infections or other types of viral infections, such as colds, pneumonia, tonsillitis, and so on, according to the different causes of fever to choose targeted treatment can be. As the current epidemic is more serious period, the new coronavirus infection can also cause fever, fever patients need to do nucleic acid test in a timely manner, so as to rule out whether the new coronavirus infection. [Tip] In this article, “new coronavirus pneumonia, new coronavirus pneumonia”, etc., has been December 26, 2022, the National Health Commission issued a notice to change the name to “new coronavirus infection”.